Oregon Flora Image Project

Oregon Flora Image Project

Ribes roezlii var. cruentum

Adenocaulon bicolor

Pedicularis racemosa

Balsamorhiza sagittata

Dicot Images Indexed By Genus

These materials are freely provided for instructional and educational purposes. Any duplication or publication of text or images herein for commercial gain without explicit written permission of the owner or photographer constitutes breach of trust and violation of copyright.

© Gerald D. Carr

Last Modification 9/28/2021

A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z


Species	Status	# Taxa Imaged	Common Name
A
Abronia latifolia	N	1	yellow sandverbena
Abronia mellifera	N	1	white sandverbena
Abronia turbinata	N	1	annual abronia
Abronia umbellata	N	1	pink sandverbena
Abutilon theophrasti	XN	1	velvetleaf
Acacia dealbata	XN	1	silver wattle
Acaena novae-zelandica	XN	1	biddy-biddy
Acer circinatum	N	1	vine maple
Acer glabrum	N	1	Douglas' maple
Acer macrophyllum	N	1	bigleaf maple
Acer negundo	N	1	box elder
Acer platanoides	XN	1	Norway maple
Acer rubrum	XN	1	red maple
Acer saccharinum	XN	1	silver maple
Achillea filipendulina	XN	1	fernleaf yarrow
Achillea millefolium	N	1	yarrow
Achlys californica	N	1	deer's foot
Achlys triphylla	N	1	vanillaleaf
Achyrachaena mollis	N	1	blow wives
Acmispon americanus	N	1	American deervetch
Acmispon brachycarpus	N	1	hill lotus
Acmispon denticulatus	N	1	meadow lotus
Acmispon nevadensis	N	1	Nevada deervetch
Acmispon parviflorus	N	1	small flowered lotus
Acmispon wrangelianus	N	1	hairy lotus
Aconitum columbianum+	N	2	Columbia monkshood, Howell's monkshood
Aconogonon davisiae	N	1	Davis' knotweed
Aconogonon phytolaccifolium	N	1	alpine knotweed
Acroptilon repens	XN	1	Russian knapweed
Actaea rubra	N	1	western red baneberry
Adelinia grandis	N	1	Pacific hound's tongue
Adenocaulon bicolor	N	1	trail-plant
Aesculus californica	N	1	California buckeye
Aesculus hippocastanum	XN	1	horse chestnut
Agastache occidentalis	N	1	giant horsemint
Agastache urticifolia	N	1	nettle leaved horsemint
Ageratina occidentalis	N	1	western boneset
Agoseris apargioides	N	1	seaside agoseris
Agoseris aurantiaca	N	1	orange agoseris
Agoseris elata	N	1	tall agoseris
Agoseris glauca+	N	2	shaggyhead & pale agoseris
Agoseris grandiflora+	N	2	large flowered & big-flower agoseris
Agoseris heterophylla	N	1	annual agoseris
Agoseris monticola	N	1	mountain agoseris
Agoseris parviflora	N	1	sagebrush agoseris
Agoseris retrorsa	N	1	spear leaved agoseris
Agrostemma githago	XN	1	common corn-cockle
Ailanthus altissima	XN	1	tree of heaven
Ajuga reptans	XNN	1	bugle
Alcea rosea	XNN	1	hollyhock
Aliciella leptomeria	N	1	Great Basin gilia
Aliciella lottiae	N	1	Lott's gilia
Aliciella micromeria	N	1	spreading sand gilia
Aliciella triodon	N	1	coyote gilia
Alliaria petiolata	XN	1	garlic mustard
Allotropa virgata	N	1	sugar stick
Alnus alnobetula	XN	1	Sitka alder
Alnus incana	N	1	mountain alder
Alnus rhombifolia	N	1	white alder
Alnus rubra	N	1	red alder
Alyssum alyssoides	XN	1	pale alyssum
Alyssum desertorum	XN	1	desert alyssum
Alyssum simplex	XN	1	small alyssum
Amaranthus albus	XN	1	white pigweed
Amaranthus blitoides	N	1	prostrate pigweed
Amaranthus californicus	N	1	California amaranth
Amaranthus powellii	XN	1	Powell's amaranth
Amaranthus retroflexus	XN	1	redroot amaranth
Ambrosia acanthicarpa	N	1	bur ragweed
Ambrosia artemisiifolia	N	1	common ragweed
Ambrosia chamissonis+	N	2	cutleaf beach bur & silver beachweed
Ambrosia psilostachya	N	1	perennial ragweed
Amelanchier alnifolia+	N	2	dwarf & Pacific serviceberry
Amelanchier cusickii	N	1	Cusick's serviceberry
Amelanchier utahensis	N	1	Utah serviceberry
Ammannia robusta	N	1	sessile toothcup
Amorpha fruticosa	XN	1	false indigo
Amsinckia carinata	N	1	Malheur Valley fiddleneck
Amsinckia lycopsoides	N	1	bugloss fiddleneck
Amsinckia menziesii	N	1	Menzies' fiddleneck
Amsinckia tessellata	N	1	devil's lettuce
Amsinckiopsis kingii	N	1	northern Great Basin popcornflower
Anaphalis margaritacea	N	1	pearly everlasting
Ancistrocarphus filagineus	N	1	woolly hookfruit
Anchusa azurea	XNN?	1	Italian bugloss
Anchusa officinalis	XN	1	common bugloss
Andersonglossum occidentale	N	1	western hound's tongue
Androsace filiformis	N	1	slender stemmed fairy candelabra
Androsace septentrionalis	N	1	northwestern fairy candelabra
Anemone deltoidea	N	1	threeleaf anemone
Anemone drummondii	N	1	Drummond's anemone
Anemone lyallii	N	1	little mountain anemone
Anemone multifida++	N	3	Pacific anemone & red windflower
Anemone occidentalis	N	1	western pasqueflower
Anemone oregana	N	1	blue windflower
Anemone parviflora	N	1	northern anemone
Anemone piperi	N	1	Piper's anemone
Angelica arguta	N	1	shining Angelica
Angelica genuflexa	N	1	kneeling Angelica
Angelica hendersonii	N	1	Henderson's angelica
Angelica lucida	N	1	sea-watch
Anisocarpus madioides	N	1	woodland tarweed
Antennaria anaphaloides	N	1	tall pussytoes
Antennaria argentea	N	1	silvery pussytoes
Antennaria dimorpha	N	1	low pussytoes
Antennaria flagellaris	N	1	flagellate pussytoes
Antennaria geyeri	N	1	pinewood or Geyer's pussytoes
Antennaria howellii	N	1	Howell's pussytoes
Antennaria luzuloides+	N	2	small flowered & silvery brown everlasting
Antennaria media	N	1	alpine pussytoes
Antennaria microphylla	N	1	rosy pussytoes
Antennaria racemosa	N	1	slender everlasting
Antennaria stenophylla	N	1	narrowleaved pussytoes
Anthemis arvensis	XN	1	field chamomile
Anthemis cotula	XN	1	dogfennel
Anthriscus caucalis	XN	1	bur chervil
Anthriscus sylvestris	XNN	1	tall beaked parsley
Antirrhinum majus	XNN	1	common snapdragon
Aphanes arvensis	XN	1	field parsley piert
Aphanes australis	XN	1	slender parsley piert
Aphanes occidentalis	N	1	western lady's mantle
Aphyllon californicum	N	1	California broomrape
Aphyllon corymbosum	N	1	flat topped broomrape
Aphyllon epigalium	N	1	galium broomrape
Aphyllon fasciculatum	N	1	clustered broomrape
Aphyllon ludovicianum	N	1	Suksdorf's broomrape
Aphyllon pinorum	N	1	pine broomrape
Aphyllon purpureum	N	1	naked & purple broomrape
Apium graveolens	XNN	1	celery
Apocynum androsaemifolium	N	1	bitter dogbane
Apocynum cannabinum	N	1	hemp dogbane
Aquilegia flavescens	N	1	yellow columbine
Aquilegia formosa	N	1	red columbine
Arabidopsis thaliana	XN	1	common wall cress
Arabis aculeolata	N	1	Waldo rock cress
Arabis eschscholtziana	N	1	Eschscholtz's hairy rock cress
Arabis mcdonaldiana	N	1	Mcdonald's rockcress
Arabis modesta	N	1	Rogue Canyon rockcress
Arabis oregana	N	1	Oregon rockcress
Arabis pycnocarpa	N	1	creamflower rockcress
Aralia californica	N	1	elk clover
Arbutus menziesii	N	1	Pacific madrone
Arceuthobium abietinum	N	1	common white fir mistletoe
Arceuthobium americanum	N	1	lodgepole pine dwarf mistletoe
Arceuthobium campylopodum	N	1	western dwarf mistletoe
Arceuthobium tsugense	N	1	mountain hemlock dwarf mistletoe
Arctium minus	XN	1	common burdock
Arctostaphylos canescens	N	1	hoary manzanita
Arctostaphylos columbiana	N	1	hairy manzanita
Arctostaphylos nevadensis	N	1	pinemat manzanita
Arctostaphylos × oblongifolia	N	1	ashy manzanita
Arctostaphylos patula	N	1	green-leaved manzanita
Arctostaphylos uva-ursi	N	1	kinnickinick
Arctostaphylos viscida	N	1	white-leaved manzanita
Arctotheca calendula	XNN	1	Cape weed
Arenaria serpyllifolia	XN	1	thyme-leaf sandwort
Argemone munita	N	1	prickly poppy
Armeria maritima	N	1	California seapink
Armoracia rusticana	XNN	1	horseraddish
Arnica cernua	N	1	serpentine arnica
Arnica chamissonis	N	1	meadow arnica
Arnica cordifolia	N	1	heart leaf arnica
Arnica discoidea	N	1	rayless arnica
Arnica diversifolia	N	1	sticky arnica
Arnica fulgens	N	1	orange arnica
Arnica gracilis	N	1	slender arnica
Arnica lanceolata	N	1	clasping arnica
Arnica latifolia	N	1	broad leaved arnica
Arnica longifolia	N	1	longleaf arnica
Arnica mollis	N	1	hairy arnica
Arnica parryi	N	1	Parry's arnica
Arnica rydbergii	N	1	subalpine or Rydberg's arnica
Arnica sororia	N	1	twin arnica
Arnica spathulata	N	1	Klamath arnica
Artemisia absinthium	XN	1	wormwood
Artemisia arbuscula+	N	2	low & early sagebrush
Artemisia campestris+	N	2	Pacific & Columbia Islands sagewort
Artemisia cana	N	1	silver or hoary sagebrush
Artemisia douglasiana	N	1	Douglas' sagewort
Artemisia dracunculus	N	1	tarragon
Artemisia estesii	N	1	Estes' artemisia
Artemisia ludoviciana+++	N	4	gray, Columbia River, intermediate, & silver sagewort
Artemisia michauxiana	N	1	lemon sagewort
Artemisia pychnocephala	N	1	beach wormwood, coastal sagewort
Artemisia rigida	N	1	scabland sagebrush
Artemisia spinescens	N	1	spring sagebrush
Artemisia suksdorfii	N	1	coastal mugwort
Artemisia tridentata+	N	2	big & mountain big sagebrush
Artemisia tripartita	N	1	cutleaf sagebrush
Artemisia vulgaris	XN	1	mugwort
Aruncus dioicus	N	1	sylvan goatsbeard
Asarum caudatum	N	1	western wild ginger
Asarum marmoratum	N	1	marbled wild ginger
Asarum wagneri	N	1	green flowered wild ginger
Asclepias cordifolia	N	1	purple milkweed
Asclepias cryptoceras	N	1	pallid milkweed
Asclepias fascicularis	N	1	narrow-leaf milkweed
Asclepias solanoana	N?	1	serpentine milkweed
Asclepias speciosa	N	1	showy milkweed
Asperugo procumbens	XN	1	madwort
Astragalus accidens+	N	2	Rogue River & Henderson's milkvetch
Astragalus agrestis	N	1	field milkvetch
Astragalus alpinus	N	1	alpine milkvetch
Astragalus alvordensis	N	1	Alvord milkvetch
Astragalus applegatei	N	1	Applegate's milkvetch
Astragalus arthuri	N	1	Arthur's milkvetch
Astragalus atratus	N	1	mourning milkvetch
Astragalus beckwithii	N	1	Weiser's milkvetch
Astragalus californicus	N	1	California milkvetch
Astragalus calycosus	N	1	Torrey's milkvetch
Astragalus canadensis+	N	2	Morton's Canadian milkvetch, pasture milkvetch
Astragalus caricinus	N	1	buckwheat milkvetch
Astragalus collinus+	N	2	hillside & Laurence's milkvetch
Astragalus conjunctus+	N	2	stiff & Rickard's milkvetch
Astragalus curvicarpus++	N	3	sickle, curvepod sickle, & glabrous sickle milkvetch
Astragalus cusickii	N	1	Cusick's milkvetch
Astragalus diaphanus+	N	2	transparent & John Day milkvetch
Astragalus eremiticus	N	1	hermit milkvetch
Astragalus filipes	N	1	threadstalk milk vetch
Astragalus gambelianus	N	1	Gambel's dwarf milkvetch
Astragalus hoodianus	N	1	Hood River milkvetch
Astragalus howellii	N	1	Howell's milkvetch
Astragalus inflexus	N	1	bent milkvetch
Astragalus iodanthus	N	1	violet milkvetch
Astragalus kentrophyta+	N	2	spiny & mat milkvetch
Astragalus lemmonii	N	1	Lemmon's milkvetch
Astragalus lentiginosus+	N	2	broad-leaved & salty freckled milkvetch
Astragalus malacus	N	1	shaggy milkvetch
Astragalus misellus	N	1	pauper milkvetch
Astragalus mulfordiae	N	1	Mulford's milkvetch
Astragalus multiflorus	N	1	pulse milkvetch
Astragalus newberryi	N	1	Newberry's milkvetch
Astragalus nudisiliquus	N	1	cobblestone milkvetch
Astragalus obscurus	N	1	arcane milkvetch
Astragalus peckii	N	1	Peck's milkvetch
Astragalus platytropis	N	1	broad-keeled milkweed
Astragalus purshii+++	N	4	gravel, hare's-foot, Pursh's, & dyed milkvetch
Astragalus reventiformis	N	1	Yakima milkvetch
Astragalus reventus	N	1	Blue Mountain milkvetch
Astragalus robbinsii	N	1	Robins' milkvetch
Astragalus salmonis	N	1	Trout Creek milkvetch
Astragalus sclerocarpus	N	1	The Dalles milkvetch
Astragalus sheldonii	N	1	Sheldon's milkvetch
Astragalus solitarius	N	1	weak milkvetch
Astragalus spaldingii	N	1	Spalding's milkvetch
Astragalus sterilis	N	1	sterile milkvetch
Astragalus succumbens	N	1	Columbia milkvetch
Astragalus tegetarioides	N	1	Deschutes milkvetch
Astragalus tetrapterus	N	1	four winged milkvetch
Astragalus toanus	N	1	Toano milkvetch
Astragalus tweedyi	N	1	Tweedy's milkvetch
Astragalus tyghensis	N	1	Tygh Valley milkvetch
Astragalus umbraticus	N	1	sylvan milkvetch
Astragalus vallaris	N	1	Snake Canyon milkvetch
Astragalus whitneyi++	N	3	Alturas, Siskiyou, & Soone's balloon milkvetch
Athysanus pusillus	N	1	sandweed
Atocion armeria	XN	1	Sweet William catchfly
Atriplex argentea	N	1	Hillman's silverscale
Atriplex canescens	N	1	shadscale
Atriplex confertifolia	N	1	spiny saltbush
Atriplex dioica	N	1	rillscale
Atriplex gardneri	N	1	Nuttall's saltbush
Atriplex hortensis	XN	1	garden orache
Atriplex micrantha	XN	1	twoscale saltbush
Atriplex patula	N	1	spearscale
Atriplex powellii	N	1	Powell's amaranth
Atriplex prostrata	N	1	fat hen
Atriplex rosea	XN	1	red orache
Atriplex truncata	N	1	wedgescale orache
B
Baccharis pilularis	N	1	chaparral broom
Balsamorhiza careyana	N	1	Carey's balsamroot
Balsamorhiza deltoidea	N	1	deltoid balsamroot
Balsamorhiza deltoidea × sericea	N	1	hybrid balsamroot
Balsamorhiza hookeri	N	1	Hooker's balsamroot
Balsamorhiza incana	N	1	hoary balsamroot
Balsamorhiza rosea	N	1	rosy balsamroot
Balsamorhiza sagittata	N	1	arrowleaf balsamroot
Balsamorhiza sericea	N	1	silky balsamroot
Balsamorhiza serrata	N	1	serrate balsamroot
Barbarea orthoceras	N	1	American wintercress
Barbarea vulgaris	XN	1	bitter wintercress
Bassia hyssopifolia	XN	1	fivehook bassia
Bassia scoparia	XN	1	burning bush
Bellardia viscosa	XN	1	yellow parentucellia
Bellis perennis	XN	1	English daisy
Bensoniella oregona	N	1	bensoniella
Berberis aquifolium	N	1	shining Oregon grape
Berberis darwinii	XN	1	Darwin's barberry
Berberis nervosa	N	1	Cascade Oregon grape
Berberis pinnata	N	1	California barberry
Berberis piperiana	N	1	Piper's barberry
Berberis pumila	N	1	dwarf western barberry
Berberis repens	N	1	creeping Oregon grape
Berberis vulgaris	XN	1	common barberry
Berteroa incana	XN	1	hoary alyssum
Berula erecta	N	1	cutleaf water parsnip
Beta vulgaris	XNN	1	beet
Betula glandulosa	N	1	resin birch
Betula occidentalis	N	1	water birch
Betula papyrifera	N	1	western paper birch
Betula pendula	XN	1	European birch
Betula pumila	N	1	bog birch
Bidens beckii	XN	1	water marigold
Bidens cernua	N	1	nodding beggarticks
Bidens frondosa	N	1	leafy beggarticks
Bidens tripartita	XN	1	three lobed beggarticks
Bidens vulgata	XN	1	tall beggarticks
Bistorta bistortoides	N	1	American bistort
Blepharipappus scaber	N	1	rough eyelashweed
Blitum nuttallianum	N	1	Nuttall's povertyweed
Boechera breweri	N	1	Brewer's rockcress
Boechera cusickii	N	1	Cusick's rockcress
Boechera drepanoloba	N	1	soldier rockcress
Boechera howellii	N	1	Howell's flatseed rockcress
Boechera koehleri	N	1	shrubby rockcress
Boechera lyallii	N	1	Lyall's slender rockcress
Boechera microphylla	N	1	small leaved rockcress
Boechera pauciflora	N	1	hairystem rockcress
Boechera pendulocarpa	N	1	dropseed rockcress
Boechera pratincola	N	1	meadow rockcress
Boechera puberula	N	1	hoary rockcress
Boechera retrofracta	N	1	secund rockcress
Boechera sparsiflora	N	1	sicklepod rockcress
Boechera subpinnatifida	N	1	ashy rockcress
Boechera suffrutescens	N	1	woody rockcress
Bolandra oregana	N	1	Oregon bolandra
Borago officinalis	XN	1	borage
Boykinia intermedia	N	1	pyramidal boykinia
Boykinia major	N	1	large boykinia
Boykinia occidentalis	N	1	coast boykinia
Brasenia schreberi	N	1	water-shield
Brassica napus	XN	1	canola
Brassica nigra	XN	1	black mustard
Brassica oleracea	XN	1	cabbage
Brassica rapa	XN	1	field mustard
Brickellia californica	N	1	California tasselflower
Brickellia grandiflora	N	1	large flowered tasselflower
Brickellia greenei	N	1	Greene's tasselflower
Brickellia oblongifolia	N	1	narrowleaf brickellia
Buddleja davidii	XN	1	orange eye butterfly bush
Buglossoides arvensis	XN	1	corn gromwell
C
Cacaliopsis nardosmia+	N	2	tall silvercrown & silvercrown
Cakile edentula	XN	1	American searocket
Cakile maritima	XN	1	European searocket
Calandrinia ciliata	N	1	red maids
California macrophylla	N	1	large-leaved filaree
Callitriche brutia	XN	1	narrow leaf water starwort
Callitriche heterophylla	N	1	Bolander's water starwort
Callitriche marginata	N	1	winged water starwort
Callitriche palustris	N	1	spring water starwort
Callitriche stagnalis	XN	1	pond water starwort
Callitriche trochlearis	N	1	wheel fruited water starwort
Calluna vulgaris	XN	1	heather
Caltha leptosepala	N	1	marshmarigold
Caltha palustris	N	1	yellow marshmarigold
Calycadenia fremontii	N	1	Fremont's tackweed
Calycadenia truncata	N	1	smooth tackweed
Calycanthus occidentalis	N	1	spicebush
Calyptridium monospermum	N	1	one-seeded pussypaws
Calyptridium roseum	N	1	rosy calyptridium
Calyptridium umbellatum	N	1	pussypaws
Calystegia atriplicifolia	N	1	night-blooming morning-glory
Calystegia occidentalis	N	1	pale morning-glory
Calystegia sepium	N	1	large bindweed
Calystegia silvatica	XN	1	hedge bindweed
Calystegia soldanella	N	1	coast morning-glory
Camelina microcarpa	XN	1	hairy falseflax
Camelina rumelica	XNN	1	graceful falseflax
Camissonia contorta	N	1	slender evening primrose
Camissonia parvula	N	1	Great Basin suncup
Camissonia pusilla	N	1	little wiry suncup
Camissoniopsis cheiranthifolia	N	1	beach evening primrose
Campanula prenanthoides	N	1	California hairbell
Campanula rotundifolia	N	1	American harebell
Campanula scouleri	N	1	Scouler's harebell
Canadanthus modestus	N	1	great northern aster
Canbya aurea	N	1	yellow pigmy-poppy
Cannabis sativa	XN	1	hemp
Capsella bursa-pastoris	N	1	shepherd's purse
Cardamine angulata	N	1	angle-leaved bittercress
Cardamine bellidifolia	N		alpine bittercress
Cardamine breweri	N	1	Brewer's bittercress
Cardamine californica	N	1	milkmaids
Cardamine cordifolia	N	1	large mountain bittercress
Cardamine hirsuta	XN	1	hairy bittercress
Cardamine nuttallii	N	1	Nuttall's toothwort
Cardamine oligosperma	N	1	little western bittercress
Cardamine pattersonii	N	1	Saddle Mountain bittercress
Cardamine penduliflora	N	1	Willamette Valley bittercress
Cardamine pensylvanica	N	1	Pennsylvania bittercress
Cardionema ramosissimum	N	1	sandmat
Carduus acanthoides	XN	1	plumeless thistle
Carduus crispus	XN	1	curly plumeless thistle
Carduus nutans	XN	1	musk thistle
Carduus pycnocephalus	XN	1	Italian thistle
Carpobrotus chilensis	XN	1	iceplant
Carthamus tinctorius	XN	1	safflower
Cascadia nuttallii	N	1	Nuttall's saxifrage
Cassiope mertensiana	N	1	white heather
Castilleja ambigua	N	1	estuarine paintbrush
Castilleja angustifolia	N	1	violet desert paintbrush
Castilleja applegatei	N	1	wavy leaf paintbrush
Castilleja arachnoidea	N	1	cobwebby paintbrush
Castilleja attenuata	N	1	narrowleaf paintbrush
Castilleja brevilobata	N	1	short lobed paintbrush
Castilleja campestris	N	1	meadow paintbrush
Castilleja chlorotica	N	1	green tinged paintbrush
Castilleja chromosa	N	1	desert paintbrush
Castilleja chrysantha	N	1	Wallowa paintbrush
Castilleja cusickii	N	1	Cusick's paintbrush
Castilleja elata	N	1	slender paintbrush
Castilleja glandulifera	N	1	glandular paintbrush
Castilleja hispida+	N	2	harsh Indian & acute tipped paintbrush
Castilleja lacera	N	1	cutleaf paintbrush
Castilleja levisecta	N	1	golden paintbrush
Castilleja linariifolia	N	1	narrow leaved paintbrush
Castilleja litoralis	N	1	Pacific paintbrush
Castilleja lutescens	N	1	yellowish paintbrush
Castilleja mendocinensis	N	1	Mendocino coast paintbrush
Castilleja miniata	N	1	scarlet paintbrush
Castilleja minor	N	1	seep paintbrush
Castilleja oresbia	N	1	pale paintbrush
Castilleja pallescens	N	1	dwarf pale paintbrush
Castilleja parviflora	N	1	magenta paintbrush
Castilleja peckiana	N	1	Peck's paintbrush
Castilleja pilosa+	N	2	hairy & Steens Mountain Paintbrush
Castilleja pruinosa	N	1	frosted paintbrush
Castilleja rhexiifolia	N	1	Rocky Mountain paintbrush
Castilleja rubida	N	1	Wallowa alpine paintbrush
Castilleja rupicola	N	1	cliff paintbrush
Castilleja suksdorfii	N	1	Suksdorf's paintbrush
Castilleja tenuis	N	1	hairy owl clover
Castilleja thompsonii	N	1	Thompson's owl clover
Castilleja viscidula	N	1	sticky Indian paintbrush
Castilleja xanthotricha	N	1	yellow haired paintbrush
Caulanthus crassicaulis	N	1	thickstem wild cabbage
Ceanothus cordulatus	N	1	mountain whitethorn
Ceanothus cuneatus	N	1	buckbrush
Ceanothus integerrimus	N	1	deer brush
Ceanothus prostratus	N	1	Mahala mat
Ceanothus pumilus	N	1	Siskiyou mat
Ceanothus sanguineus	N	1	redstem ceanothus
Ceanothus thyrsiflorus	N	1	wild lilac
Ceanothus velutinus+	N	2	tobacco brush & sticky laurel
Celtis reticulata	N	1	netleaf hackberry
Centaurea cyanus	XN	1	bachelor's button
Centaurea diffusa	XN	1	tumble knapweed
Centaurea × gerstlaueri	XN	1	meadow knapweed
Centaurea jacea	XN	1	brown knapweed
Centaurea montana	XN	1	montane starthistle
Centaurea solstitialis	XN	1	yellow starthistle
Centaurea stoebe	XN	1	spotted knapweed
Centaurea virgata	XN	1	squarrose knapweed
Centaurium erythraea	XN	1	common centaury
Centaurium tenuiflorum	XN	1	slender centaury
Centranthus ruber	XN	1	Jupiter's beard
Centromadia fitchii	N	1	Fitch's spikeweed
Centromadia pungens	XN	1	common spikeweed
Cerastium arvense	N	1	field chickweed
Cerastium brachypetalum	XNN	1	gray mouse-ear chickweed
Cerastium brachypodum	N	1	short-stalked mouse-ear chickweed
Cerastium fontanum	XN	1	common mouse-ear chickweed
Cerastium glomeratum	XN	1	sticky mouse-ear chickweed
Cerastium nutans	N	1	nodding mouse-ear chickweed
Cerastium pumilum	XN	1	European chickweed
Cerastium semidecandrum	XN	1	five-stamen mouse-ear chickweed
Ceratocephala testiculata	XN	1	hornseed buttercup
Ceratophyllum demersum	N	1	coontail
Cercis occidentalis	N	1	western redbud
Cercocarpus betuloides	N	1	Klamath mountain mahogany
Cercocarpus ledifolius+	N	2	mountain mahogany & curlleaf mountain mahogany
Chaenactis alpina	N	1	alpine chaenactis
Chaenactis cusickii	N	1	morning brides
Chaenactis douglasii	N	1	dustymaidens & sticky headed chaenactis
Chaenactis macrantha	N	1	Mohave pincoushion
Chaenactis nevii	N	1	John Day chaenactis
Chaenactis stevioides	N	1	desert pincushion
Chaenomeles speciosa	XN	1	flowering quince
Chaenorhinum minus	XN	1	dwarf snapdragon
Chaetadelpha wheeleri	N	1	Wheeler's wirelettuce
Chamaenerion angustifolium	N	1	fireweed
Chamaenerion latifolium	N	1	dwarf fireweed
Chamaesyce glyptosperma	N	1	ridge-seeded spurge
Chamaesyce maculata	XN	1	spotted spurge
Chamaesyce serpillifolia	N	1	thyme-leaved spurge
Chenopodium album	XN	1	lamb's quarter, pigweed
Chenopodium atrovirens	N	1	green goosefoot
Chenopodium berlandieri	N	1	Berlandier's pigweed
Chenopodium capitatum	N	1	strawberry blite
Chenopodium chenopodioides	XNN	1	low goosefoot
Chenopodium foliosum	XN	1	leafy goosefoot
Chenopodium glaucum	XN	1	oakleaf goosefoot
Chenopodium leptophyllum	N	1	slimleaf goosefoot
Chenopodium pratericola	N	1	narrowleaf goosefoot
Chenopodium rubrum+	N	2	red & marshland goosefoot
Cherleria obtusiloba	N	1	alpine sandwort
Chimaphila menziesii	N	1	little prince's pine
Chimaphila umbellata	N	1	pipsissewa
Chloropyron maritimum+	N	2	saltmarsh & alkali birdbeak
Chondrilla juncea	XN	1	rush skeletonweed
Chorispora tenella	XN	1	purple field mustard
Chrysolepis chrysophylla	N	1	golden chinquapin
Chrysosplenium glechomifolium	N	1	western golden carpet
Chrysothamnus humilis	N	1	Truckee green rabbitbrush
Chrysothamnus viscidiflorus++	N	3	lanceleaf green, downy green & sticky flowered rabbitbrush
Chylismia claviformis+	N	2	browneyes & crossflower evening primrose
Cicendia quadrangularis	N	1	timwort
Cichorium intybus	XN	1	chicory
Cicuta bulbifera	N	1	bulb bearing water hemlock
Cicuta douglasii	N	1	western water hemlock
Cimicifuga elata	N	1	tall bugbane
Cimicifuga laciniata	N	1	cutleaf bugbane
Circaea alpina	N	1	enchanter's nightshade
Cirsium andersonii	N	1	Anderson's thistle
Cirsium arvense	XN	1	Canada thistle
Cirsium brevifolium	N	1	Palouse thistle
Cirsium brevistylum	N	1	short styled thistle
Cirsium ciliolatum	N	1	Ashland thistle
Cirsium cymosum	N	1	gray green thistle
Cirsium eatonii	N	1	Steens Mountain thistle
Cirsium edule+	N	2	edible & Macoun's thistle
Cirsium inamoenum	N	1	Jackson Hole thistle
Cirsium occidentale	N	1	snowy thistle
Cirsium remotifolium++	N	3	mountain, few leaved, & Klamath thistle
Cirsium scariosum	N	1	dinnerplate thistle
Cirsium undulatum	N	1	wavy leaf thistle
Cirsium vulgare	XN	1	bull thistle
Cladothamnus pyroliflorus	N	1	copper bush
Clarkia amoena+++	N, XNN	4	northwestern & Hunt's farewell to spring, Lindley's & Whitney's clarkia
Clarkia gracilis	N	1	slender godetia
Clarkia pulchella	N	1	elkhorns clarkia
Clarkia purpurea	N	1	small flowered godetia
Clarkia rhomboidea	N	1	rhombic petaled clarkia
Clarkia unguiculata	XNN	1	elegant clarkia
Claytonia arenicola	N	1	Snake Canyon springbeauty
Claytonia cordifolia	N	1	broad leaved springbeauty
Claytonia exigua+	N	2	pale & glaucous springbeauty
Claytonia lanceolata	N	1	western springbeauty
Claytonia nevadensis	N	1	Sierra springbeauty
Claytonia parviflora	N	1	linear leaved springbeauty
Claytonia perfoliata	N	1	miner's lettuce
Claytonia rubra	N	1	redstem springbeauty
Claytonia saxosa	N	1	Brandegee's springbeauty
Claytonia sibirica	N	1	candyflower
Claytonia umbellata	N	1	umbellate springbeauty
Claytonia washingtoniana	N	1	Washington springbeauty
Clematis hirsutissima	N	1	sugarbowls
Clematis ligusticifolia	N	1	western virgin's bower
Clematis occidentalis	N	1	purple virgin's bower
Clematis vitalba	XN	1	old man's beard
Cleomella hillmanii	N	1	Hillman's stinkweed
Cleomella plocasperma	N	1	alkali or twisted cleomella
Clinopodium douglasii	N	1	yerba buena
Clinopodium vulgare	XN	1	wild basil
Collinsia grandiflora	N	1	large flowered blue eyed Mary
Collinsia latifolia	N	1	Torrey's collinsia
Collinsia linearis	N	1	narrowleaf collinsia
Collinsia parviflora	N	1	small flowered blue eyed Mary
Collinsia rattanii	N	1	Rattan's collinsia
Collinsia sparsiflora	N	1	few flowered blue eyed Mary
Collomia grandiflora	N	1	large flowered collomia
Collomia heterophylla	N	1	varied leaf collomia
Collomia larsenii	N	1	Larsen's mountain trumpet, talus collomia
Collomia linearis	N	1	narrowleaf collomia
Collomia macrocalyx	N	1	bristle flowered collomia
Collomia mazama	N	1	Mount Mazama collomia
Collomia tenella	N	1	diffuse collomia
Collomia tinctoria	N	1	yellow staining collomia
Columbiadoria hallii	N	1	Hall's goldenweed
Comandra umbellata	N	1	bastard toadflax
Comarum palustre	N	1	marsh cinquefoil
Conioselinum pacificum	N	1	Pacific hemlock-parsely
Conium maculatum	XN	1	poison hemlock
Conringia orientalis	XN	1	hare's-ear mustard
Consolida ajacis	XNN	1	rocket larkspur
Convolvulus arvensis	XN	1	field morning-glory
Conyza canadensis	N	1	horseweed
Coptis laciniata	N	1	Oregon goldthread
Cordylanthus capitatus	N	1	Yakima birdbeak
Cordylanthus ramosus	N	1	bushy birdbeak
Cordylanthus tenuis	N	1	sticky birdbeak
Coreopsis lanceolata	XN	1	garden or lance-leaved coreopsis
Coreopsis tinctoria	N	1	Columbia coreopsis
Corethrogyne filaginifolia	N	1	prostrate beach aster
Corispermum americanum	N	1	American bugseed
Cornus canadensis	N	1	bunchberry
Cornus nuttallii	N	1	Pacific dogwood
Cornus sericea	N	1	red-osier dogwood
Cornus unalaschkensis	N	1	western bunchberry
Corydalis aquae-gelidae	N	1	Clackamas corydalis
Corydalis aurea	N	1	golden corydalis
Corydalis caseana	N	1	Case's corydalis
Corydalis lutea	XNN	1	yellow corydalis
Corydalis scouleri	N	1	western corydalis
Corylus avellana	XN	1	European hazel
Corylus cornuta	N	1	California hazel
Cota tinctoria	XN	1	yellow chamomile
Cotinus coggygria	XN	1	European smoketree
Cotoneaster divaricatus	XN	1	spreading cotoneaster
Cotoneaster franchetii	XN	1	Franchet's cotoneaster
Cotoneaster horizontalis	XN	1	wall cotoneaster
Cotoneaster lacteus	XN	1	late cotoneaster
Cotoneaster simonsii	XN	1	Himalayan cotoneaster
Cotula australis	XN	1	Australian cotula
Cotula coronopifolia	XN	1	brass buttons
Crambe maritima	XN	1	sea kale
Crassula aquatica	N	1	water pygmyweed
Crassula connata	N	1	sand pygmyweed
Crassula tillaea	XN	1	moss pygmyweed
Crataegus castlegarensis	N	1	Castlegar hawthorn
Crataegus chrysocarpa	N	1	Columbia hawthorn
Crataegus xcogswellii	XN	1	hybrid hawthorn
Crataegus douglasii	N	1	Douglas' hawthorn
Crataegus gaylussacia	N	1	Suksdorf's hawthorn
Crataegus macracantha	N	1	western large thorned hawthorne
Crataegus monogyna	XN	1	English hawthorn
Crataegus phaenopyrum	XN	1	Washington thorn
Crepis acuminata	N	1	long leaved hawksbeard
Crepis atribarba	N	1	slender hawksbeard
Crepis bakeri	N	1	Baker's hawksbeard
Crepis barbigera	N	1	bearded hawksbeard
Crepis capillaris	XN	1	smooth hawksbeard
Crepis intermedia	N	1	gray hawksbeard
Crepis modocensis	N	1	Modoc hawksbeard
Crepis monticola	N	1	Siskiyou or mountain hawksbeard
Crepis occidentalis	N	1	western hawksbeard
Crepis pleurocarpa	N	1	naked stemmed hawksbeard
Crepis pulchra	XN	1	small flowered hawksbeard
Crepis runcinata+	N	2	dandelion & imbricate hawksbeard
Crepis setosa	XN	1	bristly hawksbeard
Cressa truxillensis	N	1	spreading alkali weed
Crocidium multicaule	N	1	spring gold
Croton setigerus	N	1	turkey mullein
Crupina vulgaris	XN	1	crupina
Cryptantha affinis	N	1	slender cryptantha
Cryptantha ambigua	N	1	obscure cryptantha
Cryptantha fendleri	N	1	Fendler's cryptantha
Cryptantha flaccida	N	1	weak-stemmed cryptantha
Cryptantha intermedia	N	1	common cryptantha
Cryptantha leiocarpa	N	1	seaside cryptantha
Cryptantha milobakeri	N	1	Milo Baker's cryptantha
Cryptantha pterocarya	N	1	wingnut cryptantha
Cryptantha rostellata	N	1	red-stemmed cryptantha
Cryptantha simulans	N	1	pinewoods cryptantha
Cryptantha torreyana	N	1	Torrey's cryptantha
Cryptantha watsonii	N	1	Watson's cryptantha
Cuscuta brachycalyx	N	1	San Juaquin dodder
Cuscuta californica	N	1	California dodder
Cuscuta campestris	N	1	field dodder
Cuscuta pacifica	N	1	Pacific salt marsh dodder
Cuscuta suksdorfii	N	1	mountain dodder
Cusickiella douglasii	N	1	Douglas' draba
Cyclachaena xanthiifolia	N	1	tall marsh elder
Cyclamen hederifolium	XN	1	ivy-leaved cyclamen
Cymbalaria muralis	XN	1	ivy leaved toadflax
Cymopterus corrugatus	N	1	wrinklewing spring parsley
Cymopterus longipes	N	1	sprawling spring parsley
Cymopterus nivalis	N	1	Elko spring parsley
Cymopterus petraeus	N	1	rock spring parsley
Cymopterus terebinthinus+	N	2	fennel & aromatic spring parsley
Cynoglossum officinale	XN	1	common hound's tongue
Cytisus scoparius	XN	1	Scots broom
Cytisus striatus	XN	1	hairy fruited broom
D
Dalea ornata	N	1	western prairie clover
Daphne laureola	XN	1	spurge laurel
Darlingtonia californica	N	1	California pitcher plant
Darmera peltata	N	1	great shieldleaf
Dasiphora fruticosa	N	1	shrubby cinquefoil
Datura stramonium	XN	1	jimson weed
Datura wrightii	XN	1	sacred thorn-apple
Daucus carota	XN	1	wild carrot
Daucus pusillus	N	1	American carrot
Delairea odorata	XN	1	German ivy
Delphinium andersonii	N	1	desert larkspur
Delphinium depauperatum	N	1	Blue Mountain larkspur
Delphinium distichum	N	1	meadow larkspur
Delphinium glareosum	N	1	rockslide larkspur
Delphinium glaucum	N	1	mountain larkspur
Delphinium leucophaeum	N	1	pale larkspur
Delphinium menziesii	N	1	Menzies' larkspur
Delphinium nudicaule	N	1	red larkspur
Delphinium nuttallianum	N	1	upland larkspur
Delphinium nuttallii	N	1	Nuttall's larkspur
Delphinium oreganum	N	1	Willamette Valley larkspur
Delphinium pavonaceum	N	1	peacock larkspur
Delphinium trolliifolium	N	1	poison larkspur
Dendromecon rigida	N	1	bush poppy
Descurainia incisa	N	1	cutleaf tansymustard
Descurainia longipedicellata	N	1	thread-stalk cutleaf tansymustard
Descurainia nelsonii	N	1	Nelson's tansymustard
Descurainia paradisa	N	1	paradise tansymustard
Descurainia pinnata	N	1	short-fruit western tansymustard
Descurainia sophia	XN	1	flixweed
Dianthus armeria	XN	1	grass pink
Dicentra cucullaria	N	1	western dutchman's breeches
Dicentra formosa+	N	2	bleedingheart, Oregon bleedingheart
Dicentra pauciflora	N	1	few flowered dicentra
Dicentra uniflora	N	1	steer's head
Dieteria canescens++	N	3	hoary aster, tall hoary aster, rayless Shasta aster
Digitalis purpurea	XN	1	foxglove
Dimeresia howellii	N	1	doublet
Diplacus aurantiacus	N	1	bush monkeyflower
Diplacus bolanderi	N	1	Bolander's monkeyflower
Diplacus congdonii	N	1	Congdon's monkeyflower
Diplacus cusickii	N	1	Cusick's monkeyflower
Diplacus cusickioides	N	1	Nesom's monkeyflower
Diplacus deschutesensis	N	1	Deschutes monkeyflower
Diplacus douglasii	N	1	Douglas' monkeyflower
Diplacus jepsonii	N	1	Jepson's monkeyflower
Diplacus kelloggii	N	1	Kellogg's monkeyflower
Diplacus nanus	N	1	dwarf monkeyflower
Diplacus tricolor	N	1	tricolored monkeyflower
Dipsacus fullonum	XN	1	wild teasel
Dodecatheon alpinum	N	1	alpine shooting star
Dodecatheon austrofrigidum	N	1	frigid shooting star
Dodecatheon conjugens	N	1	slimpod shooting star
Dodecatheon cusickii	N	1	Cusick's shooting star
Dodecatheon dentatum	N	1	white shooting star
Dodecatheon hendersonii	N	1	Henderson's shooting star
Dodecatheon jeffreyi	N	1	tall mountain shooting star
Dodecatheon poeticum	N	1	poet's shooting star
Dodecatheon pulchellum+++	N	4	Alaskan, darkthroat, yellowthroat, & alkali meadows shooting star
Doronicum pardalianches	XN	1	great false leopardbane
Douglasia laevigata	N	1	dwarf primrose
Downingia bacigalupii	N	1	Bacigalupi's downingia
Downingia bicornuta	N	1	doublehorn downingia
Downingia elegans	N	1	elegant downingia
Downingia insignis	N	1	harlequin calicoflower, cupped downingia
Downingia laeta	N	1	Great Basin downingia
Downingia yina	N	1	Cascade downingia
Draba aureola	N	1	golden draba, great alpine whitlow grass
Draba cana	N	1	cushion draba
Draba cusickii	N	1	Steens Mountain whitlow-grass
Draba cyclomorpha	N	1	granite draba
Draba densifolia	N	1	Nuttall's draba
Draba howellii	N	1	Howell's whitlow-grass
Draba lonchocarpa	N	1	lancepod or twisted whitlow-grass
Draba nemorosa	N	1	woodland draba or whitlow-grass
Draba novolympica	N	1	Trelease's whitlow-grass
Draba praealta	N	1	tall draba
Draba stenoloba	N	1	Alaska draba
Draba verna	N	1	spring whitlow-grass
Dracocephalum parviflorum	N	1	American dragonhead
Drosera anglica	N	1	English sundew
Drosera rotundifolia	N	1	roundleaf sundew
Dryas drummondii	N	1	yellow mountain dryas
Dryas hookeriana	N	1	white dryas
Drymocallis ashlandica	N	1	Ashland cinquefoil
Drymocallis campanulata	N	1	John Day drymocallis
Drymocallis convallaria	N	1	valley cinquefoil
Drymocallis glabrata	N	1	Idaho drymocallis
Drymocallis glandulosa+	N	2	sticky & coast drymocallis
Drymocallis lactea	N	1	Nevada cinquefoil
Drymocallis pseudorupestris	N	1	Rocky Mountain sticky cinquefoil
Drymocallis rhomboidea	N	1	rhomboid sticky cinquefoil
Duchesnea indica	XNN	1	false strawberry
Dudleya farinosa	N	1	powdery dudleya
Dysphania ambrosioides	XN	1	Mexican tea
Dysphania botrys	XN	1	Jerusalem oak
Dysphania pumilio	XNN	1	Australian goosefoot
E
Eatonella nivea	N	1	white eatonella
Echium vulgare	XNN	1	common viper's bugloss
Elaeagnus angustifolia	XN	1	Russian olive
Elaeagnus umbellata	XN	1	autumn olive
Elatine californica	N	1	California waterwort
Elatine chilensis	N	1	Chilean waterwort
Elmera racemosa	N	1	yellow coralbells
Empetrum nigrum	N	1	black crowberry
Enemion hallii	N	1	Hall's false rue anemone
Enemion stipitatum	N	1	dwarf false rue anemone
Epilobium brachycarpum	N	1	tall annual willowherb
Epilobium campestre	N	1	smooth spikeprimrose
Epilobium canum	N	1	zauschneria
Epilobium ciliatum+	N	2	purple leaved & Pacific willowherb
Epilobium clavatum	N	1	club fruited willowherb
Epilobium densiflorum	N	1	denseflower spikeprimrose
Epilobium glaberrimum	N	1	glaucus willowherb
Epilobium hallianum	N	1	Sierra willowherb
Epilobium hirsutum	N	1	fiddlegrass
Epilobium hornemannii	N	1	Hornemann's willowherb
Epilobium lactiflorum	N	1	white flowered willowherb
Epilobium luteum	N	1	yellow willowherb
Epilobium minutum	N	1	small flowered willowherb
Epilobium obcordatum	N	1	rose willowherb
Epilobium oreganum	N	1	Oregon willowherb
Epilobium oregonense	N	1	slimstem willowherb
Epilobium pallidum	N	1	pale boisduvalia
Epilobium palustre	N	1	swamp willowherb
Epilobium rigidum	N	1	rigid willowherb
Epilobium siskiyouense	N	1	Siskiyou willowherb
Epilobium torreyi	N	1	stiff spikeprimrose
Eranthis hyemalis	XN	1	winter aconite
Erechtites glomeratus	XN	1	New Zealand burnweed
Erectites minimus	XN	1	Australian burnweed
Eremocarya micrantha	N	1	desert redroot
Eremogone aculeata	N	1	prickly sandwort
Eremogone capillaris	N	1	slender mountain sandwort
Eremogone congesta++	N	2	ballhead & glabrous sandwort
Eremogone franklinii	N	1	Franklin's sandwort
Eremogone kingii	N	1	King's sandwort
Eremogone pumicola	N	1	Crater Lake sandwort
Eremothera boothii	N	1	alyssum like evening primrose
Eremothera minor	N	1	small flowered evening primrose
Eremothera pygmaea	N	1	pygmy evening primrose
Eriastrum signatum	N	1	few flowered eriastrum
Eriastrum wilcoxii	N	1	Wilcox's eriastrum
Erica lusitanica	XN	1	Spanish heath
Ericameria bloomeri	N	1	rabbitbrush goldenweed
Ericameria discoidea	N	1	discoid goldenweed
Ericameria greenei	N	1	Greene's goldenweed
Ericameria nauseosa++	N	3	mountain & showy rubber rabbitbrush
Ericameria resinosa	N	1	Columbia goldenweed
Erigeron aliceae	N	1	Alice Eastwood's fleabane
Erigeron annuus	N	1	annual fleabane
Erigeron aphanactis	N	1	basin rayless daisy
Erigeron aureus	N	1	golden fleabane
Erigeron bloomeri	N	1	Bloomer's fleabane
Erigeron cascadensis	N	1	Cascade daisy
Erigeron chrysopsidis++	N	3	Austin's & golden fleabane, & Wallowa daisy
Erigeron compositus	N	1	dwarf mountain & fernleaf fleabane
Erigeron corymbosus	N	1	longleaf fleabane
Erigeron decumbens	N	1	Willamette Valley Daisy
Erigeron disparipilus	N	1	Snake River daisy
Erigeron divergens	N	1	spreading fleabane
Erigeron eatonii++	N	3	Eaton's lavender daisy, plantain leaved daisy, Eaton's shaggy fleabane
Erigeron filifolius	N	1	threadleaf fleabane
Erigeron foliosus	N	1	leafy fleabane
Erigeron glacialis	N	1	peregrine fleabane
Erigeron glaucus	N	1	beach fleabane
Erigeron howellii	N	1	Howell's fleabane
Erigeron inornatus	N	1	California rayless daisy
Erigeron latus	N	1	Owyhee fleabane
Erigeron linearis	N	1	desert yellow daisy
Erigeron nivalis	N	1	northern daisy
Erigeron oreganus	N	1	Oregon fleabane
Erigeron petrophilus	N	1	cliff fleabane
Erigeron philadelphicus	N	1	Philadelphia fleabane
Erigeron poliospermus	N	1	cushion fleabane
Erigeron pumilus	N	1	shaggy fleabane
Erigeron speciosus	N	1	showy fleabane
Erigeron strigosus	N	1	daisy fleabane
Erigeron vagus	N	1	rambling fleabane
Eriodictyon californicum	N	1	yerba santa
Eriodictyon lobbii	N	1	Lobb's nama
Eriogonum baileyi	N	1	Bailey's buckwheat
Eriogonum caespitosum	N	1	matted wild buckwheat
Eriogonum calcareum	N	1	Harper wild buckwheat
Eriogonum chrysops	N	1	golden buckwheat
Eriogonum compositum+	N	2	arrowleaf & northern buckwheat
Eriogonum crosbyae+	N	2	Crosby's buckwheat & Pueblo Mountains wild buckwheat
Eriogonum cusickii	N	1	Cusick's buckwheat
Eriogonum diclinum	N	1	Jaynes Canyon buckwheat
Eriogonum douglasii	N	1	Douglas' buckwheat
Eriogonum elatum	N	1	tall buckwheat
Eriogonum flavum	N	1	Piper's golden buckwheat
Eriogonum heracleoides	N	1	parsnipflower buckwheat
Eriogonum latifolium	N	1	seaside buckwheat
Eriogonum lobbii	N	1	Lobb's eriogonum
Eriogonum marifolium	N	1	Sierra eriogonum
Eriogonum microthecum+	N	2	Great Basin wild & slenderbush buckwheat
Eriogonum nidularium	N	1	bird nest wild buckwheat
Eriogonum niveum	N	1	snow buckwheat
Eriogonum novonudum	N	1	false naked wild buckwheat
Eriogonum nudum++	N	3	barestem, naked, & Fremont's buckwheat
Eriogonum ovalifolium+++	N	4	cushion, purple cushion, dwarf cushion, &
Eriogonum pendulum	N	1	Waldo buckwheat
Eriogonum pusillum	N	1	yellow turbans
Eriogonum pyrolifolium	N	1	alpine buckwheat
Eriogonum spergulinum	N	1	spurry buckwheat
Eriogonum sphaerocephalum++	N	3	rock, round headed, & scabland wild buckwheat
Eriogonum strictum++	N	3	Goose Lake, proliferous, & strict wild buckwheat
Eriogonum ternatum	N	1	ternate buckwheat
Eriogonum thymoides	N	1	thyme leaved buckwheat
Eriogonum umbellatum+++++++	N	8	bicolor, American valley, Goodman's, Haussknecht's, Modoc, Nevada, & one-eyed sulfur flower; sulfur flower buckwheat
Eriogonum vimineum	N	1	wickerstem buckwheat
Eriogonum watsonii	N	1	Watson's buckwheat
Eriophyllum lanatum++++	N	5	yarrow leaved & lanceleaved eriophyllum; Oregon sunshine; eastern & western woolly sunflower
Eriophyllum staechadifolium	N	1	seaside woolly sunflower, lizardtail eriophyllum
Erodium botrys	XN	1	prostrate storksbill
Erodium cicutarium	XN	1	African filaree
Erodium moschatum	XN	1	musk filaree
Eryngium alismifolium	N	1	plantain leaved eryngo
Eryngium articulatum	N	1	beefthistle eryngium
Eryngium petiolatum	N	1	coyote thistle
Erysimum arenicola	N	1	Cascade wallflower
Erysimum capitatum	N	1	western wallflower
Erysimum cheiranthoides	XNN	1	wormseed mustard
Erysimum occidentale	N	1	pale wallflower
Erysimum repandum	XN	1	spreading wallflower
Erythranthe alsinoides	N	1	chickweed monkeyflower
Erythranthe arvensis	N	1	field monkeyflower
Erythranthe breviflora	N	1	short flowered monkeyflower
Erythranthe breweri	N	1	Brewer's monkeyflower
Erythranthe caespitosa	N	1	subalpine monkeyflower
Erythranthe cardinalis	N	1	scarlet monkeyflower
Erythranthe dentata	N	1	coast monkeyflower
Erythranthe floribunda	N	1	purple stemmed monkeyflower
Erythranthe guttata	N	1	common monkeyflower
Erythranthe inflatula	N	1	disappearing monkeyflower
Erythranthe jungermannioides	N	1	Jungermann's monkeyflower
Erythranthe lewisii	N	1	Lewis' monkeyflower
Erythranthe microphylla	N	1	small leaf monkeyflower
Erythranthe moschata	N	1	musk monkeyflower
Erythranthe primuloides	N	1	primrose monkeyflower
Erythranthe primuloides2	N	1	primrose monkeyflower
Erythranthe suksdorfii	N	1	Suksdorf's monkeyflower
Erythranthe tilingii	N	1	Tiling's monkeyflower
Escallonia rubra	XN	1	redclaws
Eschscholzia caespitosa	N	1	gold poppy
Eschscholzia californica	N	1	California poppy
Eucephalus glabratus	N	1	Siskiyou aster
Eucephalus gormanii	N	1	Gorman's aster
Eucephalus ledophyllus+	N	2	Cascade aster, Coville's Cascade aster
Eucephalus tomentellus	N	1	hairy rayless aster
Eucephalus vialis	N	1	wayside aster
Euchiton sphaericus	XN	1	star cudweed
Euonymus occidentalis	N	1	western burning bush
Euphorbia crenulata	N	1	western wood spurge
Euphorbia esula	XN	1	leafy spurge
Euphorbia helioscopia	XN	1	wartweed
Euphorbia lathyris	XN	1	mole plant
Euphorbia oblongata	XN	1	eggleaf spurge
Euphorbia peplus	XN	1	petty spurge
Euphorbia spathulata	N	1	prairie spurge
Euphrasia nemorosa	XN	1	common eyebright
Eurybia conspicua	N	1	showy aster
Eurybia merita	N	1	arctic aster
Eurybia radulina	N	1	rough leaved aster
Euthamia occidentalis	N	1	western goldenrod
F
Fallopia convolvulus	XN	1	ivy bindweed
Fallopia japonica	XN	1	Japanese knotweed
Ficaria verna	XN	1	lesser celandine
Filago vulgaris	XN	1	common cudweed
Filipendula occidentalis	N	1	queen of the forest
Floerkea proserpinacoides	N	1	false mermaid
Foeniculum vulgare	XN	1	sweet fennel
Fragaria × ananassa	N	1	hybrid strawberry
Fragaria cascadensis	N	1	Cascade strawberry
Fragaria chiloensis	N	1	Pacific beach strawberry
Fragaria vesca	N	1	woodland strawberry
Fragaria virginiana	N	1	wild strawberry
Frasera albicaulis++	N	3	whitestem & Modoc frasera; Cusick's elkweed
Frasera fastigiata	N	1	clustered green gentian
Frasera speciosa	N	1	giant frasera
Frasera umpquaensis	N	1	Umpqua frasera
Fraxinus latifolia	N	1	Oregon ash
Fraxinus pennsylvanica	XN	1	green ash
Fremontodendron californicum	XNN	1	California flannelbush
Fuchsia magellanica	XN	1	hardy fuchsia
Fumaria capreolata	XNN	1	white ramping fumitory
Fumaria officinalis	XN	1	common fumitory
G
Gaillardia aristata	N	1	blanket flower
Galega officinalis	XN	1	goat's rue
Galinsoga quadriradiata	XNN	1	ciliate galinsoga
Galium ambiguum	N	1	Siskiyou bedstraw
Galium aparine	N	1	stickywilly
Galium bifolium	N	1	low mountain bedstraw
Galium bolanderi	N	1	Bolander's bedstraw
Galium boreale	N	1	northern bedstraw
Galium divaricatum	XN	1	spreading bedstraw
Galium grayanum	N	1	Gray's bedstraw
Galium mexicanum	N	1	rough bedstraw
Galium mollugo	XN	1	white bedstraw
Galium multiflorum	N	1	shrubby bedstraw
Galium odoratum	XN	1	sweet woodruff
Galium oreganum	N	1	Oregon bedstraw
Galium pedemontanum	XN	1	piedmont bedstraw
Galium serpenticum	N	1	serpentine bedstraw
Galium trifidum	N	1	small bedstraw
Galium triflorum	N	1	sweetscented bedstraw
Galium verum	XNN	1	ladies' bedstraw
Gamochata ustulata	N	1	purple cudweed
Garrya elliptica	N	1	coast silk tassel
Garrya fremontii	N	1	bear brush
Gaultheria humifusa	N	1	alpine wintergreen
Gaultheria ovatifolia	N	1	slender wintergreen
Gaultheria shallon	N	1	salal
Gayophytum decipiens	N	1	deceptive groundsmoke
Gayophytum diffusum	N	1	Nuttall's groundsmoke
Gayophytum heterozygum	N	1	zigzag groundsmoke
Gayophytum humile	N	1	dwarf groundsmoke
Gayophytum racemosum	N	1	racemed groundsmoke
Gayophytum ramosissimum	N	1	hairstem groundsmoke
Genista monspessulana	XN	1	French broom
Gentiana affinis	N	1	prairie gentian
Gentiana calycosa	N	1	mountain bog gentian
Gentiana newberryi	N	1	Newberry's gentian
Gentiana prostrata	N	1	moss gentian
Gentiana sceptrum	N	1	king's gentian
Gentiana setigera	N	1	elegant gentian
Gentianella amarella	N	1	northern gentian
Gentianopsis simplex	N	1	one flowered gentian
Geranium bicknellii	H	1	Bicknell's geranium
Geranium carolinianum	N	1	Carolina geranium
Geranium columbinum	XN	1	long stalked geranium
Geranium core-core	XNN	1	New Zealand geranium
Geranium dissectum	XN	1	cutleaf geranium
Geranium lucidum	XN	1	shining cranesbill
Geranium molle	XN	1	dovefoot geranium
Geranium oreganum	N	1	western geranium
Geranium purpureum	X?	1	little-robin
Geranium pusillum	XN	1	small flowered cranesbill
Geranium richardsonii	N	1	white geranium
Geranium robertianum	XN	1	herb Robert
Geranium viscosissimum+	N	2	sticky & Rydberg's geranium
Geum aleppicum	N	1	yellow avens
Geum macrophyllum+	N	2	largeleaf avens, Rydberg's largeleaf avens
Geum triflorum	N	1	old man's whiskers
Geum urbanum	XN	1	herb bennet
Gilia brecciarum	N	1	Nevada gilia
Gilia capitata+	N	2	bluefield gilia
Gilia inconspicua	N	1	shy gilia
Gilia millefoliata	N	1	seaside gilia
Gilia modocensis	N	1	Modoc gilia
Gilia sinuata	N	1	rosy gilia
Githopsis specularioides	N	1	common bluecup
Glechoma hederacea	XN	1	ground ivy
Glehnia leiocarpa	N	1	beach silvertop
Glossopetalon spinescens	N	1	Nevada greasewood
Glycyrrhiza lepidota	N	1	American licorice
Glyptopleura marginata	N	1	carved seed
Gnaphalium palustre	N	1	lowland cudweed
Gnaphalium uliginosum	XN	1	marsh cudweed
Gratiola ebracteata	N	1	bractless hedge hyssop
Gratiola heterosepala	N	1	Boggs Lake hedge hyssop
Gratiola neglecta	N	1	common American hedge hyssop
Grayia spinosa	N	1	hopsage
Greeneocharis circumscissa	N	1	matted cryptantha
Grindelia hirsutula	N	1	hairy gumweed
Grindelia integrifolia	N	1	Willamette Valley & Puget Sound gumweed
Grindelia nana+	N	2	Columbia & Idaho gumweed
Grindelia squarrosa	N	1	curlycup gumweed
Grindelia stricta	N	1	coastal gumweed
Gruvelia pusilla	N	1	little gruvelia
Gutierrezia sarothrae	N	1	broom snakeweed
Gymnosteris nudicaulis	N	1	large flowered gymnosteris
Gypsophila elegans	XNN	1	showy baby's breath
Gypsophila paniculata	XN	1	baby's breath
H
Hackelia californica	N	1	California stickseed
Hackelia cronquistii	N	1	Cronquist's stickseed
Hackelia cusickii	N	1	Cusick's stickseed
Hackelia diffusa+	N	2	spreading stickseed
Hackelia floribunda	N	1	many flowered stickseed
Hackelia hispida	N	1	showy stickseed
Hackelia micrantha	N	1	blue stickseed
Hackelia ophiobia	N	1	Three Forks stickseed
Halogeton glomeratus	XN	1	halogeton
Hazardia whitneyi	N	1	Whitney's goldenweed
Hedera helix	XN	1	English ivy
Hedysarum boreale	N	1	boreal sweetvetch
Helenium autumnale	N	1	common sneezeweed
Helenium bigelovii	N	1	Bigelow's sneezeweed
Helenium bolanderi	N	1	coast sneezeweed
Helianthella quinquenervis	N	1	nodding helianthella
Helianthella uniflora	N	1	common little sunflower
Helianthus annuus	N	1	common sunflower
Helianthus cusickii	N	1	Cusick's sunflower
Heliotropium curassavicum	N	1	seaside heliotrope
Helminthotheca echioides	XN	1	bristly ox tongue
Hemitomes congestum	N	1	gnome plant
Hemizonella minima	N	1	least tarweed
Hemizonia congesta	N	1	Cleveland's tarweed
Heracleum maximum	N	1	cow parsnip
Hesperevax sparsiflora	N	1	shortleaf dwarf-cudweed
Hesperis matronalis	XN	1	dame's rocket
Hesperochiron californicus	N	1	California hesperochiron
Hesperochiron pumilus	N	1	dwarf hesperochiron
Hesperolinon micranthum	N	1	small flowered white flax
Heterocodon rariflorum	N	1	rareflower heterocodon
Heteromeles salicifolia	XNN	1	Christmas berry
Heterotheca oregona	N	1	Oregon goldenaster
Heterotheca villosa	N	1	hispid goldenaster
Heuchera chlorantha	N	1	meadow alumroot
Heuchera cylindrica+	N	2	alpine & roundleaf alumroot
Heuchera grossulariifolia	N	1	thin leaved alumroot
Heuchera merriamii	N	1	Merriam's heuchera
Heuchera micrantha+	N	2	Pacific & small flowered alumroot
Heuchera pilosissima	N	1	seaside heuchera
Hieracium albiflorum	N	1	white flowered hawkweed
Hieracium aurantiacum	XN	1	orange hawkweed
Hieracium bolanderi	N	1	Bolander's hawkweed
Hieracium caespitosum	XN	1	meadow hawkweed
Hieracium greenei	N	1	Greene's hawkweed
Hieracium lachenalii	XN	1	English hawkweed
Hieracium longiberbe	N	1	long bearded hawkweed
Hieracium murorum	XN	1	golden lungwort
Hieracium scouleri	N	1	Scouler's hawkweed
Hieracium triste	N	1	alpine hawkweed
Hieracium umbellatum	N	1	narrowleaf hawkweed
Hippuris vulgaris	N	1	mare's tail
Holodiscus discolor	N	1	ocean spray
Holodiscus microphyllus	N	1	rock spiraea
Holosteum umbellatum	XN	1	jagged chickweed
Honckenya peploides	N	1	seaside sandwort
Horkelia congesta+	N	2	shaggy & Josephine horkelia
Horkelia daucifolia+	N	2	carrotleaf & carawayleaf horkelia
Horkelia fusca+++	N	4	big headed, tawny, small flowered, & wooly-leaf horkelia
Horkelia howellii	N	1	Howell's horkelia
Horkelia tridentata	N	1	clustered horkelia
Hornungia procumbens	N	1	prostrate hutchinsia
Hosackia crassifolia	N	1	big deervetch
Hosackia gracilis	N	1	seaside lotus
Hosackia oblongifolia	N	1	streambank birds-foot trefoil
Hosackia pinnata	N	1	bog deervetch
Hosackia rosea	N	1	rosy birds-foot trefoil
Howellia aquatilis	N	1	water howellia
Hulsea algida	N	1	alpine hulsea
Hulsea nana	N	1	dwarf hulsea
Humulus lupulus	XN	1	hop
Hydrocotyle ranunculoides	N	1	floating marsh pennywort
Hydrocotyle verticillata	N	1	whorled marsh pennywort
Hydrophyllum capitatum++	N	3	woolen breeches; ballhead & Thompson's waterleaf
Hydrophyllum fendleri	N	1	white leaved Fendler's waterleaf
Hydrophyllum occidentale	N	1	western waterleaf
Hydrophyllum tenuipes	N	1	Pacific waterleaf
Hymenopappus filifolius	N	1	Columbia cutleaf
Hymenoxys cooperi	N	1	Cooper's goldenflower
Hymenoxys hoopesii	N	1	orange sneezeweed
Hyoscyamus niger	XNN?	1	black henbane
Hypericum anagalloides	N	1	bog St. John's wort
Hypericum calycinum	XNN	1	rose of Sharon
Hypericum majus	XN	1	larger Canadian St. John's wort
Hypericum × moserianum	XN	1	goldflower
Hypericum mutilum	XN	1	northern St. John's wort
Hypericum perforatum	XN	1	Klamathweed
Hypericum scouleri	N	1	western St. John's wort
Hypochaeris glabra	XN	1	false dandelion
Hypochaeris radicata	XN	1	hairy cat's ear
I
Idahoa scapigera	N	1	scalepod
Ilex aquifolium	XN	1	English holly
Iliamna rivularis	N	1	streambank globemallow
Impatiens capensis	XN	1	spotted jewelweed
Impatiens ecornuta	N	1	spurless jewelweed
Impatiens glandulifera	XN	1	policeman's helmet
Impatiens x pacifica	N	1	Pacific jewelweed
Inula helenium	XN	1	elecampane
Ionactis alpina	N	1	lava aster
Ipomopsis aggregata	N	1	white pollen skyrocket
Ipomopsis congesta	N	1	pinnate ballhead gilia
Isatis tinctoria	XN	1	dyer's woad
Iva axillaris	N	1	poverty weed
Ivesia baileyi	N	1	Owyhee ivesia
Ivesia gordonii+	N	2	Gordon's & bear's ivesia
Ivesia rhypara+	N	2	grimy mousetail & Shelly's ivesia
Ivesia shockleyi	N	1	Shockley's ivesia
J
Jaumea carnosa	N	1	fleshy jaumea
Juglans hindsii	N	1	northern California black walnut
Juglans regia	XN	1	English walnut
K
Kalmia microphylla	N	1	alpine laurel
Kalmiopsis fragrans	N	1	Umpqua kalmiopsis
Keckiella lemmonii	N	1	bush penstemon
Kelloggia galioides	N	1	kelloggia
Kickxia elatine	XN	1	sharp leaved fluellin
Kickxia spuria	XN	1	roundleaf fluellin
Kopsiopsis hookeri	N	1	Vancouver groundcone
Kopsiopsis strobilacea	N	1	California groundcone
Krascheninnikovia lanata	N	1	winter fat
Kyhosia bolanderi	N	1	Bolander's tarweed
L
Lactuca biennis	N	1	tall blue lettuce
Lactuca saligna	XN	1	willow lettuce
Lactuca serriola	XN	1	prickly lettuce
Ladeania lanceolata	N	1	lanceleaf scurf pea
Lagophylla ramosissima	N	1	slender hareleaf
Lamiastrum galeobdolon	XN	1	yellow archangel
Lamium amplexicaule	XN	1	common deadnettle
Lamium purpureum	XN	1	red deadnettle
Langloisia setosissima	N	1	bristly langloisia
Lappula redowskii	N	1	crowned or western tickweed
Lappula squarrosa	N	1	bristly-fruited tickweed
Lapsana communis	XN	1	nipplewort
Lasthenia californica	N	1	slender goldfields
Lasthenia glaberrima	N	1	smooth goldfields
Lasthenia maritima	N	1	seaside goldfields
Lasthenia ornduffii	N	1	large flowered goldfields
Lathrocasis tenerrima	N	1	delicate gilia
Lathyrus angulatus	XN	1	angled pea
Lathyrus aphaca	XN	1	yellow vetchling
Lathyrus delnorticus	N	1	Del Norte pea
Lathyrus hirsutus	XN	1	rough peavine
Lathyrus holochlorus	N	1	thin leaved pea
Lathyrus japonicus	N	1	maritime pea
Lathyrus lanszwertii	N	1	Lanszwert's pea
Lathyrus latifolius	XN	1	perennial pea
Lathyrus littoralis	N	1	beach pea
Lathyrus nevadensis	N	1	Sierra Nevada pea
Lathyrus pauciflorus	N	1	few flowered pea
Lathyrus polyphyllus	N	1	leafy pea
Lathyrus rigidus	N	1	rigid pea
Lathyrus sphaericus	XN	1	grass pea
Lathyrus sulphureus	N	1	sulphur pea
Lathyrus vestitus	N	1	Pacific pea
Lavandula stoechas	XN	1	Spanish lavender
Layia carnosa	N	1	beach layia
Layia chrysanthemoides	N	1	smooth tidytips
Layia fremontii	N	1	Fremont's tidytips
Layia glandulosa	N	1	white daisy tidytips
Leontodon saxatilis	XN	1	hairy hawkbit
Lepidium appelianum	XN	1	globe-podded hoarycress
Lepidium campestre	XN	1	field pepperweed
Lepidium chalepense	XN	1	chalapa hoarycress
Lepidium davisii	N	1	Davis' peppergrass
Lepidium densiflorum	N	1	babyseed pepperweed
Lepidium didymum	XN	1	lesser wartcress
Lepidium draba	XN	1	heart podded hoarycress
Lepidium heterophyllum	XN	1	purple anther field pepperweed
Lepidium latifolium	XN	1	perennial pepperweed
Lepidium montanum	N	1	mountain pepperweed
Lepidium nitidum	N	1	shining pepperweed
Lepidium perfoliatum	XN	1	clasping pepperweed
Lepidium strictum	N	1	upright pepperweed
Lepidium virginicum	N	1	hairy pepperweed
Leptarrhena pyrolifolia	N	1	leather leaved saxifrage
Leptosiphon bicolor	N	1	bicolored linanthus
Leptosiphon bolanderi	N	1	Bolander's linanthus
Leptosiphon ciliatus	N	1	whiskerbrush
Leptosiphon harknessii	N	1	Harkness' linanthus
Leptosiphon liniflorus	N	1	threadstem linanthus
Leptosiphon nuttallii	N	1	Nuttall's linanthus
Leptosiphon septentrionalis	N	1	northern linanthus
Leucanthemum vulgare	XN	1	oxeye daisy
Leucophysalis nana	N	1	dwarf chamaesaracha
Lewisia columbiana+	N	2	rosy & Wallowa lewisia
Lewisia cotyledon	N	1	Howell's lewisia
Lewisia leeana	N	1	many flowered or quill leaved lewisia
Lewisia nevadensis	N	1	Nevada lewisia
Lewisia oppositifolia	N	1	opposite leaved lewisia
Lewisia pygmaea	N	1	dwarf lewisia
Lewisia rediviva	N	1	bitterroot
Lewisia triphylla	N	1	threeleaf lewisia
Ligusticum apiifolium	N	1	celery leaved lovage
Ligusticum californicum	N	1	California licorice root
Ligusticum canbyi	N	1	Canby's lovage
Ligusticum grayi	N	1	Gray's lovage
Ligustrum vulgare	XN	1	European privet
Lilaeopsis occidentalis	N	1	lilaeopsis
Limnanthes alba+	N, XNN	2	white & slender meadowfoam
Limnanthes douglasii	N	1	Douglas' meadowfoam
Limnanthes floccosa+	N	2	Bellinger's & woolly meadowfoam
Limnanthes pumila+	N	2	big flowered & dwarf woolly meadowfoam
Limonium californicum	N	1	western marsh rosemary
Limosella aquatica	N	1	mudwort
Linanthus pungens	N	1	prickly phlox
Linaria dalmatica	XN	1	Dalmatian toadflax
Linaria maroccana	XN	1	annual toadflax
Linaria vulgaris	XN	1	butter and eggs
Lindernia dubia	N	1	yellowseed false pimpernel
Linnaea borealis	N	1	western twinflower
Linum bienne	XN	1	pale flax
Linum lewisii	N	1	western blue flax
Linum perenne	XN	1	blue garden flax
Lithophragma affine	N	1	woodland star
Lithophragma glabrum	N	1	smooth fringecup
Lithophragma parviflorum	N	1	small flowered fringecup
Lithophragma tenellum	N	1	slender woodland star
Lithospermum californicum	N	1	California gromwell
Lithospermum ruderale	N	1	western gromwell
Lobelia pedunculata	XNN	1	matted pratia
Lobularia maritima	XN	1	sweet alyssum
Logfia arvensis	XN	1	field filago
Logfia gallica	XN	1	narrow leaved cudweed
Logfia minima	XN	1	small cudweed
Lomatium ambiguum	N	1	swale desert parsley
Lomatium bentonitum	N	1	bentonite biscuitroot
Lomatium bradshawii	N	1	Bradshaw's lomatium
Lomatium brunsfeldianum	N	1	Brunsfeld's desert parsely
Lomatium californicum	N	1	California lomatium
Lomatium canbyi	N	1	Canby's lomatium
Lomatium columbianum	N	1	Columbia lomatium
Lomatium cookii	N	1	Cook's lomatium
Lomatium cous	N	1	cous
Lomatium cusickii	N	1	Cusick's lomatium
Lomatium dissectum+	N	2	fernleaf & carrotleaf lomatium
Lomatium donnellii	N	1	Donnell's lomatium
Lomatium farinosum	N	1	Hamblen's lomatium
Lomatium foeniculaceum	N	1	MacDougal's biscuitroot
Lomatium gormanii	N	1	Gorman's lomatium
Lomatium greenmanii	N	1	Greenman's lomatium
Lomatium hallii	N	1	Hall's lomatium
Lomatium hendersonii	N	1	Henderson's lomatium
Lomatium howellii	N	1	Howell's desert parsley
Lomatium klickitatense	N	1	Klickitat lomatium
Lomatium laevigatum	N	1	smooth lomatium
Lomatium leptocarpum	N	1	slender fruited lomatium
Lomatium macrocarpum	N	1	large fruited lomatium
Lomatium martindalei	N	1	Cascade desert parsley
Lomatium minus	N	1	John Day Valley desert parsley
Lomatium nevadense	N	1	Nevada desert parsley
Lomatium nudicaule	N	1	barestem lomatium
Lomatium ochocense	N	1	Ochoco lomatiium
Lomatium papilioniferum	N	1	Gray's lomatium
Lomatium pastorale	N	1	Umatilla biscuitroot
Lomatium peckianum	N	1	Peck's desert parsley
Lomatium piperi	N	1	Piper's desert parsley
Lomatium ravenii	N	1	Raven's biscuitroot
Lomatium rollinsii	N	1	Rollins' desert parsley
Lomatium roseanum	N	1	biscuitroot
Lomatium serpentinum	N	1	Snake Canyon lomatium
Lomatium suksdorfii	N	1	Suksdorf's lomatium
Lomatium triternatum	N	2	nineleaf biscuitroot
Lomatium utriculatum	N	1	spring gold
Lomatium vaginatum	N	1	broad sheath lomatium
Lomatium watsonii	N	1	Watsons lomatium
Lonicera cauriana	N	1	western sweetberry honeysuckle
Lonicera ciliosa	N	1	orange honeysuckle
Lonicera conjugialis	N	1	purple-flower honeysuckle
Lonicera hispidula	N	1	hairy honeysuckle
Lonicera involucrata+	N	2	black & coastal twinberry
Lonicera japonica	XNN	1	Japanese honeysuckle
Lonicera utahensis	N	1	Utah honeysuckle
Lotus corniculatus	XN	1	common birds-foot trefoil
Lotus subbiflorus	XNN	1	hairy birds-foot trefoil
Lotus uliginosus	XN	1	greater birds-foot trefoil
Ludwigia hexapetala	XN	1	primrose willow
Ludwigia palustris	N	1	eastern false loosestrife
Ludwigia peploides	N	1	floating primrose willow
Luetkea pectinata	N	1	partridgefoot
Luina hypoleuca	N	1	silverback luina
Luina serpentina	N	1	creeping silverback
Lunaria annua	XN	1	honesty
Lupinus affinis	N	1	fleshy lupine
Lupinus albicaulis+	N	2	pine & sickle-keeled lupine
Lupinus albifrons	N	1	silver bush lupine
Lupinus arboreus	N	1	tree lupine
Lupinus arbustus	N	1	longspur lupine
Lupinus argenteus+	N	2	silvery & tailcup lupine
Lupinus argenteus × polyphyllus	N	1	hybrid lupine
Lupinus bicolor	N	1	two-color lupine
Lupinus brevicaulis	N	1	short-stemmed lupine
Lupinus breweri	N	1	Brewer's lupine
Lupinus latifolius+	N	2	broad-leaved & Cascade lupine
Lupinus latifolius × sericeus	N	1	Thompson's broad leaved lupine
Lupinus lepidus+++	N	4	dry ground, Pacific, prostrate, & Donner Lake lupine
Lupinus leucophyllus	N	1	velvet lupine
Lupinus littoralis	N	1	seashore lupine
Lupinus luteolus	N	1	bushy yellow lupine
Lupinus microcarpus	N	1	chick lupine
Lupinus nevadensis	N	1	Nevada lupine
Lupinus onustus	N	1	Plumas lupine
Lupinus oreganus	N	1	Kincaid's lupine
Lupinus polyphyllus++	N	3	Burke's, bigleaf, hairy bigleaf, & rock lupine
Lupinus pusillus	N	1	intermountain lupine
Lupinus rivularis	N	1	riverbank lupine
Lupinus sericeus	N	1	silky lupine
Lupinus sulphureus+	N	2	whitish & sulphur lupine
Lupinus uncialis	N	1	inch high lupine
Lychnis coronaria	XN	1	mullein pink
Lycium barbarum	XN	1	matrimony vine
Lycopsis arvensis	XNN	1	small bugloss
Lycopus americanus	N	1	cutleaf water horehound
Lycopus asper	N	1	rough bugleweed
Lycopus uniflorus	N	1	northern bugleweed
Lysimachia arvensis	XN	1	scarlet pimpernel
Lysimachia ciliata	N	1	fringed loosestrife
Lysimachia europaea	N	1	northern starflower
Lysimachia latifolia	N	1	western starflower
Lysimachia maritima	N	1	sea milkwort
Lysimachia minima	N	1	chaffweed
Lysimachia nummularia	XN	1	creeping Jenny
Lysimachia terrestris	XN	1	bog loosestrife
Lysimachia thyrsiflora	N	1	tufted loosestrife
Lythrum hyssopifolium	XN	1	hyssop loosestrife
Lythrum portula	XN	1	purslane loosestrife
Lythrum salicaria	XN	1	purple loosestrife
Lythrum tribracteatum	XN	1	threebract loosestrife
M
Madia citriodora	N	1	lemon scented tarweed
Madia elegans	N	1	autumn showy tarweed
Madia exigua	N	1	threadstem madia
Madia glomerata	N	1	cluster tarweed
Madia gracilis	N	1	slender tarweed
Madia sativa	N	1	coast tarweed
Malacothrix glabrata	N	1	desert dandelion
Malacothrix sonchoides	N	1	sow thistle malacothrix
Malus × domestica	XN	1	domestic apple
Malus fusca	N	1	western crabapple
Malva moschata	XN	1	musk mallow
Malva neglecta	XN	1	common mallow
Malva parviflora	XNN	1	little mallow
Malva sylvestris	XN	1	high mallow
Marah oregana	N	1	Oregon bigroot
Marrubium vulgare	XN	1	horehound
Matricaria discoidea	N	1	pineapple weed
Mazus pumilus	XN	1	Japanese mazus
Meconella oregana	N	1	white meconella
Medicago arabica	XN	1	spotted medic
Medicago lupulina	XN	1	black medic
Medicago minima	XN	1	little burclover
Medicago polymorpha	XN	1	toothed medic
Medicago praecox	XN	1	Mediterranean medic
Medicago sativa	XN	1	alfalfa
Melilotus albus	XN	1	white sweetclover
Melilotus officinalis	XN	1	common yellow sweetclover
Melissa officinalis	XN	1	lemon balm
Mentha canadensis	N	1	field mint
Mentha × piperita+	XN	2	lemon mint & peppermint
Mentha pulegium	XN	1	pennyroyal
Mentha spicata	XN	1	spearmint
Mentha suaveolens	XN	1	apple mint
Mentzelia albicaulis	N	1	whitestem blazingstar
Mentzelia congesta	N	1	white-bracted mentzelia
Mentzelia dispersa	N	1	bushy mentzelia
Mentzelia laevicaulis	N	1	smoothstem blazingstar
Mentzelia mollis	N	1	smooth mentzelia
Mentzelia montana	N	1	variegated bract blazingstar
Mentzelia packardiae	N	1	Packard's mentzelia
Mentzelia veatchiana	N	1	Veatch's mentzelia
Menyanthes trifoliata	N	1	buckbean
Menziesia ferruginea	N	1	fool's huckleberry
Mertensia bella	N	1	Oregon bluebells
Mertensia brachycalyx	N	1	Piper's bluebells
Mertensia ciliata	N	1	mountain bluebells
Mertensia foliosa	N	1	leafy bluebells
Mertensia longiflora	N	1	long-flowered bluebells
Mertensia paniculata	N	1	northern bluebells
Mertensia subcordata	N	1	broadleaf bluebells
Mertensia umbratilis	N	1	shade bluebells
Micranthes apetala	N	1	bald headed saxifrage
Micranthes californica	N	1	California saxifrage
Micranthes ferruginea	N	1	rusty saxifrage
Micranthes fragosa	N	1	brittle leaved saxifrage
Micranthes gormanii	N	1	Gorman's saxifrage
Micranthes howellii	N	1	Howell's saxifrage
Micranthes idahoensis	N	1	Idaho saxifrage
Micranthes integrifolia	N	1	common western saxifrage
Micranthes marshallii	N	1	Marshall's saxifrage
Micranthes nelsoniana	N	1	dotted saxifrage
Micranthes nidifica	N	1	nesting saxifrage
Micranthes occidentalis	N	1	western mountain saxifrage
Micranthes odontoloma	N	1	stream saxifrage
Micranthes oregana	N	1	Oregon saxifrage
Micranthes rufidula	N	1	rusty haired saxifrage
Micranthes tolmiei	N	1	alpine saxifrage
Microgilia minutiflora	N	1	small flowered gilia
Micromonolepis pusilla	N	1	tiny povertyweed
Micropus californicus	N	1	slender cottonweed
Microseris borealis	N	1	apargidium
Microseris howellii	N	1	Howell's microseris
Microseris laciniata++	N	3	Detling's, cutleaf, & slender microseris
Microseris nutans	N	1	nodding microseris
Microsteris gracilis	N	1	slender phlox
Mimetanthe pilosa	N	1	downy monkeyflower
Mimulus ringens	XNN	1	ringen monkeyflower
Mirabilis jalapa	XNN	1	four o'clock
Mirabilis laevis	N	1	desert four o'clock
Misopates orontium	XN	1	lesser snapdragon
Mitellastra caulescens	N	1	leafy mitrewort
Moehringa lateriflora	N	1	blunt-leaved sandwort
Moehringia macrophylla	N	1	big-leaved sandwort
Moenchia erecta	XN	1	munchkin chickweed
Mollugo verticillata	XN	1	carpetweed
Monardella angustifolia	N	1	narrow-leaved monardella
Monardella odoratissima	N	1	mountain monardella
Monardella purpurea	N	1	Siskiyou monardella
Monardella villosa+	N	2	coyote & shaggy coyote mint
Moneses uniflora	N	1	wood-nymph
Monotropa hypopitys	N	1	pinesap
Monotropa uniflora	N	1	Indian pipe
Montia chamissoi	N	1	toad lily
Montia dichotoma	N	1	dwarf montia
Montia diffusa	N	1	branching montia
Montia fontana	N	1	spring water chickweed
Montia howellii	N	1	Howell's montia
Montia linearis	N	1	narrowleaf montia
Montia parvifolia	N	1	littleleaf miners lettuce
Morus alba	XN	1	white mulberry
Mulgedium oblongifolium	N	1	blue lettuce
Mycelis muralis	XN	1	wall lettuce
Myosotis arvensis	XN	1	field forget me not
Myosotis discolor	XN	1	yellow and blue forget me not
Myosotis latifolia	XN	1	African forget me not
Myosotis laxa	N	1	small flowered forget me not
Myosotis scorpioides	XN	1	common forget me not
Myosotis stricta	XN	1	stiff forget me not
Myosotis sylvatica	XN	1	garden forget me not
Myosurus apetalus	N	1	sedge mousetail
Myosurus minimus	N	1	least mousetail
Myrica californica	N	1	Pacific wax myrtle
Myrica gale	XN	1	sweet gale
Myriophyllum aquaticum	XN	1	South American water milfoil
Myriophyllum hippuroides	N	1	western water milfoil
Myriophyllum sibericum	N	1	common water milfoil
Myriophyllum spicatum	XN	1	Eurasian or spiked water milfoil
Myriophyllum verticillatum	N	1	Eurasian water milfoil
N
Nabalus hastatus	N	1	western rattlesnake root
Nama aretioides	N	1	purple nama
Nama densa	N	1	matted nama
Nama parviflora	N	1	small flowered matted nama
Nasturtium microphyllum	XNN	1	one-row yellowcress
Nasturtium officinale	XN	1	watercress
Navarretia atractyloides	N	1	hollyleaf navarretia
Navarretia breweri	N	1	yellow flowered navarretia
Navarretia capillaris	N	1	smooth leaved navarretia
Navarretia divaricata	N	1	mountain navarretia
Navarretia heterandra	N	1	Tehama navarretia
Navarretia intertexta+	N	2	needleleaf & near navarretia
Navarretia leucocephala+	N	2	white flowered & least navarretia
Navarretia pubescens	N	1	big blue navarretia
Navarretia sinistra	N	1	Alva Day's gilia
Navarretia squarrosa	N	1	skunkweed
Navarretia tagetina	N	1	marigold navarretia
Navarretia willamettensis	N	1	Willamette navarretia
Nemacladus rigidus	N	1	stoutstem threadplant
Nemophila breviflora	N	1	Great Basin nemophila
Nemophila kirtleyi	N	1	Snake Canyon nemophila
Nemophila maculata	N	1	fivespot
Nemophila menziesii	N	1	large flowered nemophila
Nemophila parviflora	N	1	small flowered nemophila
Nemophila pedunculata	N	1	meadow nemophila
Neoholmgrenia andina	N	1	obscure evening primrose
Neoholmgrenia hilgardii	N	1	Hilgard's evening primrose
Neokochia americana	N	1	red sage
Nepeta cataria	XN	1	catnip
Nestotus stenophyllus	N	1	narrowleaf goldenweed
Nicotiana attenuata	N	1	coyote tobacco
Nigella damascena	XNN	1	Persian jewels
Nitrophila occidentalis	N	1	borax weed
Noccaea fendleri+	N	2	alpine & Siskiyou Mountain pennycress
Nothocalais alpestris	N	1	alpine lake agoseris
Nothocalais troximoides	N	1	false agoseris
Nothochelone nemorosa	N	1	woodland beard tongue
Notholithocarpus densiflorus+	N	2	tan & shrubby tan oak
Nuphar polysepala	N	1	yellow pond lily
Nuttallanthus texanus	N	1	large flowered blue toadflax
Nymphaea odorata	XNN	1	white water lily
Nymphoides peltata	XN	1	yellow floating heart
O
Oemleria cerasiformis	N	1	osoberry
Oenanthe sarmentosa	N	1	Pacific water parsley
Oenothera cespitosa+	N	2	fragrant & tufted evening primrose
Oenothera curtiflora	N	1	lizard tail
Oenothera deltoides	N	1	hairy evening primrose
Oenothera elata	N	1	western evening primrose
Oenothera glazioviana	XN	1	red sepaled evening primrose
Oenothera pallida	N	1	whitestem evening primrose
Oenothera villosa	N	1	villous evening primrose
Oenothera wolfii	N	1	Wolf's evening primrose
Onopordum acanthium	XN	1	Scots thistle
Oplopanax horridus	N	1	devil's club
Opuntia × columbiana	N	1	Columbia prickly-pear
Opuntia fragilis	N	1	brittle prickly-pear
Opuntia humifusa	XNN	1	eastern prickley-pear
Oreocarya glomerata	N	1	cockscomb cryptantha
Oreocarya humilis	N	1	low cryptantha
Oreocarya schoolcraftii	N	1	Schoolcraft's oreocarya
Oreocarya spiculifera	N	1	Snake River catseye
Oreostemma alpigenum+	N	2	alpine & Hayden's aster
Ornithopus compressus	XN	1	yellow serradela
Ornithopus perpusillus	XN	1	little white birdsfoot
Orobanche minor	XN	1	clover broomrape
Orogenia fusiformis	N	1	turkey pea
Orthilia secunda	N	1	one-sided pyrola
Orthocarpus bracteosus	N	1	rosy owl clover
Orthocarpus cuspidatus+	N	2	hidden flowered & toothed owl clover
Orthocarpus imbricatus	N	1	mountain owl clover
Orthocarpus luteus	N	1	yellow owl clover
Orthocarpus tenuifolius	N	1	thin leaved owl clover
Osmorhiza berteroi	N	1	mountain sweet cicely
Osmorhiza occidentalis	N	1	western sweet cicely
Osmorhiza purpurea	N	1	purple sweet cicely
Oxalis articulata	XNN	1	pink sorrel
Oxalis corniculata	XN	1	creeping yellow wood sorrel
Oxalis dillenii	XN	1	graygreen sorrel
Oxalis oregana	N	1	Oregon wood sorrel
Oxalis suksdorfii	N	1	western yellow oxalis
Oxalis trilliifolia	N	1	great oxalis
Oxypolis occidentalis	N	1	western oxypolis
Oxyria digyna	N	1	mountain sorrel
Oxytheca dendroidea	N	1	tree-like oxytheca
Oxytropis borealis	N	1	sticky crazyweed
Oxytropis campestris	N	1	field locoweed
Oxytropis sericea	N	1	white or silky locoweed
Ozomelis diversifolia	N	1	varied leaved mitrewort
Ozomelis stauropetala	N	1	side flowered mitrewort
Ozomelis trifida	N	1	three toothed mitrewort
P
Packera bolanderi+	N	2	Bolander's groundsel, Harford's ragwort
Packera cana	N	1	woolly groundsel
Packera eurycephala	N	1	cutleaf butterweed
Packera hesperia	N	1	Siskiyou butterweed
Packera macounii	N	1	Puget butterweed
Packera pseudaurea	N	1	streambank butterweed
Packera streptanthifolia	N	1	Rocky Mountain butterweed
Packera subnuda	N	1	alpine meadow groundsel
Paeonia brownii	N	1	western peony
Papaver argemone	XNN	1	prickly pod poppy
Papaver dubium	N	1	blindeyes
Papaver rhoeas	XN	1	corn poppy
Parietaria pensylvanica	N	1	pellitory
Parnassia cirrata	N	1	Cascade grass of Parnassus
Parnassia fimbriata	N	1	fringed grass of Parnassus
Parnassia palustris	N	1	California grass of Parnassus
Parthenocissus vitacea	XN	1	great woodbine
Pastinaca sativa	XN	1	common parsnip
Paulownia tomentosa	XNN	1	empress tree
Paxistima myrsinites	N	1	Oregon boxwood
Pectiantia breweri	N	1	Brewer's mitrewort
Pectiantia ovalis	N	1	oval leaved mitrewort
Pectiantia pentandra	N	1	alpine mitrewort
Pectocarya penicillata	N	1	winged combseed
Pectocarya setosa	N	1	bristly combseed
Pedicularis attollens	N	1	little elephand head
Pedicularis bracteosa+	N	2	towering lousewort, thickroot towering lousewort
Pedicularis centranthera	N	1	dwarf lousewort
Pedicularis contorta	N	1	coiled pedicularis
Pedicularis densiflora	N	2	Indian warrior, orange-red flowered pedicularis
Pedicularis groenlandica	N	1	elephant's head pedicularis
Pedicularis howellii	N	1	Howell's pedicularis
Pedicularis racemosa	N	1	white sickletop lousewort
Pedicularis semibarbata	N	1	pinewoods pedicularis
Pediocactus nigrispinus	N	1	snowball cactus
Penstemon acuminatus+	N	2	sand dune & sharp leaved penstemon
Penstemon anguineus	N	1	tongue leaved penstemon
Penstemon attenuatus	N	1	sulphur penstemon
Penstemon azureus	N	1	azure penstemon
Penstemon barrettiae	N	1	Barrett's penstemon
Penstemon cardwellii	N	1	Cardwell's penstemon
Penstemon cinicola	N	1	ash penstemon
Penstemon confertus	N	1	yellow penstemon
Penstemon davidsonii+	N	2	Davidson's & Davidson's late Penstemon
Penstemon deustus++	N	3	hotrock, lanceleaf hotrock, beardtongue & variable hotrock penstemon
Penstemon eatonii	XNN	1	firecracker penstemon
Penstemon eriantherus	N	1	John Day fuzzytongue penstemon
Penstemon euglaucus	N	1	glaucous penstemon
Penstemon fruticosus+	N	2	shrubby & sawleaf bush penstemon
Penstemon gairdneri+	N	2	Gairdner's beardtongue
Penstemon glandulosus+	N	2	Chelan & stickystem penstemon
Penstemon globosus	N	1	globe penstemon
Penstemon humilis	N	1	lowly penstemon
Penstemon janishiae	N	1	Janish's penstemon
Penstemon laetus	N	1	gay penstemon
Penstemon miser	N	1	Malheur penstemon
Penstemon ovatus	N	1	broad leaved penstemon
Penstemon palmeri	XNN	1	scented penstemon
Penstemon payettensis	N	1	Payette penstemon
Penstemon peckii	N	1	Peck's penstemon
Penstemon pennellianus	N	1	Blue Mountain penstemon
Penstemon perpulcher	N	1	beautiful penstemon
Penstemon procerus+	N	2	pincushion & short flowered pincushion beardtongue
Penstemon rattanii	N	1	Rattan's penstemon
Penstemon richardsonii++	N	3	Richardson's penstemon; curved-cutleaf & toothed-cutleaf beardtongue
Penstemon roezlii	N	1	Roezli's penstemon
Penstemon rupicola	N	1	cliff penstemon
Penstemon rydbergii	N	1	Rydberg's penstemon
Penstemon seorsus	N	1	narrow leaved penstemon
Penstemon serrulatus	N	1	Cascades penstemon
Penstemon sp.	N	1	unknown penstemon
Penstemon spatulatus	N	1	Wallowa penstemon
Penstemon speciosus	N	1	royal penstemon
Penstemon subserratus	N	1	fine toothed penstemon
Penstemon triphyllus	N	1	whorled penstemon
Penstemon venustus	N	1	Venus penstemon
Penstemon wilcoxii	N	1	Wilcox's penstemon
Pentaglottis sempervirens	XN	1	evergreen bugloss
Peraphyllum ramosissimum	N	1	Oregon apple
Perideridia bolanderi	N	1	Bolander's yampah
Perideridia erythrorhiza	N	1	red root yampah
Perideridia gairdneri	N	1	Gairdner's yampah
Perideridia howellii	N	1	Howell's false caraway
Perideridia oregana	N	1	Oregon yampah
Peritoma lutea	N	1	yellow bee plant
Peritoma platycarpa	N	1	golden bee plant
Persicaria amphibia	N	1	water smartweed
Persicaria hydropiper	XN	1	marshpepper smartweed
Persicaria hydropiperoides	N	1	waterpepper
Persicaria lapathifolia	N	1	curltop ladysthumb
Persicaria maculosa	XN	1	spotted ladysthumb
Persicaria punctata	N	1	dotted smartweed
Persicaria sagittata	XN	1	arrow-leaf tearthumb
Persicaria wallichii	XN	1	Himalayan knotweed
Petasites fragrans	XN	1	winter heliotrope
Petasites frigidus	N	1	sweet coltsfoot
Petrorhagia dubia	XN	1	hairy pink
Petroselinum segetum	XN	1	corn caraway
Phacelia argentea	N	1	silvery phacelia
Phacelia bicolor+	N	2	two color & sand phacelia
Phacelia bolanderi	N	1	Bolander's phacelia
Phacelia capitata	N	1	capitate phacelia
Phacelia corymbosa	N	1	serpentine scorpionweed
Phacelia egena	N	1	Kaweah River scorpionweed
Phacelia glandulifera	N	1	sticky phacelia
Phacelia gymnoclada	N	1	thick leaved phacelia
Phacelia hastata++	N	3	purple, compact, & silverleaf phacelia
Phacelia heterophylla	N	1	varileaf phacelia
Phacelia humilis	N	1	low phacelia
Phacelia hydrophylloides	N	1	waterleaf phacelia
Phacelia linearis	N	1	threadleaf phacelia
Phacelia lutea+	N	2	Owyhee & yellow phacelia
Phacelia mutabilis	N	1	changeable scorpionweed
Phacelia nemoralis	N	1	Oregon phacelia
Phacelia procera	N	1	tall phacelia
Phacelia ramosissima+	N	2	long branched & solitary branching phacelia
Phacelia rattanii	N	1	Rattan's phacelia
Phacelia scopulina	N	1	Debeque phacelia
Phacelia sericea	N	1	blue alpine phacelia
Phacelia tanacetifolia	N	1	lacy scorpionweed
Phacelia verna	N	1	spring phacelia
Phemeranthus spinescens	N	1	spinescent fameflower
Philadelphus lewisii	N	1	Lewis' mockorange
Phlox aculeata	N	1	prickly leaved phlox
Phlox adsurgens	N	1	woodland phlox
Phlox colubrina	N	1	Snake River phlox
Phlox diffusa	N	1	spreading phlox
Phlox douglasii	N	1	tufted phlox
Phlox hoodii	N	1	woolly phlox
Phlox longifolia	N	1	long leaved phlox
Phlox multiflora	N	1	many flowered phlox
Phlox muscoides	N	1	moss phlox
Phlox pulvinata	N	1	cushion phlox
Phlox speciosa	N	1	showy phlox
Phlox viscida	N	1	sticky phlox
Phoenicaulis cheiranthoides	N	1	daggerpod
Phoradendron densum	N	1	dense mistletoe
Phoradendron juniperinum	N	1	juniper mistletoe
Phoradendron villosum	N	1	oak mistletoe
Photinia serratifolia	XN	1	photinia
Phyla nodiflora	XNN	1	frogfruit
Phyllodoce brewerii	N?	1	purple mountain heather
Phyllodoce empetriformis	N	1	pink mountain heather
Phyllodoce glanduliflora	N	1	yellow mountain heather
Physalis longifolia	XN	1	longleaf groundcherry
Physaria chambersii	N	1	Chambers' bladderpod
Physaria douglasii	N	1	Columbia bladderpod
Physaria geyeri	N	1	Geyer's twinpod
Physaria kingii	N	1	Wallowa bladderpod
Physaria occidentalis	N	1	western bladderpod
Physaria oregona	N	1	Oregon twinpod
Physocarpus capitatus	N	1	Pacific ninebark
Physocarpus malvaceus	N	1	mallow ninebark
Physostegia parviflora	N	1	purple dragonhead
Phytolacca americana	XN	1	pokeberry
Pinguicula vulgaris	N	1	horned butterwort
Pityopus californicus	N	1	pinefoot
Plagiobothrys austiniae	N	1	Austin's plagiobothrys
Plagiobothrys bracteatus	N	1	bracted plagiobothrys
Plagiobothrys cusickii	N	1	Cusick's plagiobothrys
Plagiobothrys figuratus+	N	2	rough & fragrant allocarya
Plagiobothrys fulvus	N	1	fulvous plagiobothrys
Plagiobothrys hirtus	N	1	hairy popcornflower
Plagiobothrys hispidulus	N	1	eastside popcornflower
Plagiobothrys leptocladus	N	1	slender branch plagiobothrys
Plagiobothrys mollis	N	1	soft plagiobothrys
Plagiobothrys nothofulvus	N	1	rusty plagiobothrys
Plagiobothrys salsus	N	1	desert plagiobothrys
Plagiobothrys scouleri	N	1	Scouler's popcornflower
Plagiobothrys stipitatus	N	1	stalked plagiobothrys
Plagiobothrys tenellus	N	1	slender plagiobothrys
Plantago arenaria	XN	1	sand plantain
Plantago coronopus	XN	1	cutleaf plantain
Plantago elongata	N	1	slender plantain
Plantago erecta	N	1	erect dwarf plantain
Plantago eriopoda	N	1	redwool or saline plantain
Plantago lanceolata	XN	1	English plantain
Plantago major	XN	1	common plantain
Plantago maritima	N	1	California seaside plantain
Plantago patagonica	N	1	Indian wheat
Plantago subnuda	N	1	Mexican plantain
Platystemon californicus	N	1	cream cups
Plectritis brachystemon	N	1	shortspur white plectritis
Plectritis ciliosa	N	1	long spur plectritis
Plectritis congesta	N	1	rosy plectritis
Plectritis macrocera	N	1	longspur white plectritis
Pleiacanthus spinosus	N	1	spiny skeletonweed
Pleuricospora fimbriolata	N	1	fringed pinesap
Pogogyne floribunda	N	1	profuse flowered pogogyne
Polemonium californicum	N	1	California polemonium
Polemonium carneum	N	1	great polemonium
Polemonium micranthum	N	1	annual polemonium
Polemonium occidentale	N	1	western polemonium
Polemonium pulcherrimum	N	1	skunk leaved polemonium
Polycarpon tetraphyllum	XN	1	four-leaved allseed
Polyctenium fremontii	N	1	desert combleaf
Polygala californica	N	1	California milkwort
Polygala vulgaris	XN	1	European milkwort
Polygonum austiniae	N	1	Austin's knotweed
Polygonum aviculare+++	XN	4	American, common, narrow-leaf, & prostrate knotweed
Polygonum cascadense	N	1	Cascade knotweed
Polygonum douglasii	N	1	Douglas' knotweed
Polygonum fowleri	N	1	Fowler's knotweed
Polygonum heterosepalum	N	1	dwarf desert knotweed
Polygonum majus	N	1	Palouse knotweed
Polygonum minimum	N	1	broad leaved knotweed
Polygonum nuttallii	N	1	Nuttall's knotweed
Polygonum paronychia	N	1	black knotweed
Polygonum polygaloides++	N	3	closeflowered, Kellogg's, & white margined knotweed
Polygonum sawatchense	N	1	Sawatch knotweed
Polygonum spergulariiforme	N	1	fall knotweed
Populus alba	XN	1	white poplar
Populus deltoides	XN	1	necklace poplar
Populus nigra	XN	1	Lombardy poplar
Populus tremuloides	N	1	quaking aspen
Populus trichocarpa	N	1	black cottonwood
Porterella carnosula	N	1	fleshy porterella
Portulaca oleracea	XN	1	common purslane
Potentilla anserina+	N	2	common & Pacific silverweed
Potentilla argentea	N	1	silvery cinquefoil
Potentilla biennis	N	1	biennial cinquefoil
Potentilla breweri	N	1	Brewer's cinquefoil
Potentilla drummondii	N	1	Drummond's cinquefoil
Potentilla flabellifolia	N	1	fanfoil
Potentilla glaucophylla	N	1	diverse leaved cinquefoil
Potentilla gracilis++	N	3	slender, fan shaped, & graceful cinquefoil
Potentilla newberryi	N	1	Newberry's cinquefoil
Potentilla norvegica	XN	1	Norwegian cinquefoil
Potentilla recta	XN	1	erect cinquefoil
Potentilla rivalis	N	1	brook cinquefoil
Potentilla supina	N	1	bushy cinquefoil
Potentilla versicolor	N	1	Steen's Mountain cinquefoil
Potentilla villosa	N	1	villous cinquefoil
Poteridium occidentale	N	1	annual burnet
Poterium sanguisorba	XN	1	garden burnet
Proboscidea louisianica	XN	1	common devils claw
Prunella vulgaris+	N, XN	2	native heal all, self heal
Prunus avium	XN	1	sweet cherry
Prunus domestica	XN	1	European plum
Prunus emarginata+	N	2	bitter cherry, shrubby bitter cherry
Prunus mahaleb	XN	1	mahaleb cherry
Prunus laurocerasus	XN	1	cherry laurel
Prunus spinosa	XN	1	blackthorn
Prunus subcordata	N	1	western plum
Prunus virginiana+	N	2	western & common chokecherry
Pseudognaphalium californicum	N	1	California cudweed
Pseudognaphalium luteoalbum	XN	1	weedy cudweed
Pseudognaphalium macounii	N	1	sticky cudweed
Pseudognaphalium stramineum	N	1	cotton batting cudweed
Pseudognaphalium thermale	N	1	slender cudweed
Pseudostellaria jamesiana	N	1	sticky starwort
Psilocarphus brevissimus	N	1	dwarf woollyheads
Psilocarphus elatior	N	1	tall woollyheads
Psilocarphus oregonus	N	1	oregon woollyheads
Psilocarphus tenellus	N	1	slender woollyheads
Pterospora andromedea	N	1	pinedrops
Purshia tridentata	N	1	bitterbrush
Pyracantha coccinea	XN	1	firethorn
Pyracantha fortuneana	XN	1	Chinese firethorn
Pyrola asarifolia+	N	2	bog & long-bracted wintergreen
Pyrola chlorantha	N	1	green-flowered wintergreen
Pyrola minor	N	1	lesser wintergreen
Pyrola picta	N	1	white-vein pyrola
Pyrrocoma carthamoides+	N	2	large-flowered and Cusick's goldenweed
Pyrrocoma hirta	N	1	tacky goldenweed
Pyrrocoma howellii	N	1	linear goldenweed
Pyrrocoma lanceolata	N	1	lanceleaf goldenweed
Pyrrocoma racemosa+	N	2	clustered & racemed goldenweed
Pyrrocoma radiata	N	1	Snake River goldenweed
Pyrrocoma uniflora	N	1	one flowered goldenweed
Q
Quercus chrysolepis	N	1	canyon live oak
Quercus garryana+	N	2	Brewer's oak & Oregon white oak
Quercus kelloggii	N	1	California black oak
Quercus robur	XNN	1	English oak
Quercus rubra	XNN	1	red oak
Quercus vacciniifolia	N	1	huckleberry oak
R
Rafinesquia californica	N	1	California chicory
Raillardella argentea	N	1	silvery raillardella
Raillardella scaposa	N	1	green leaf raillardella
Rainiera stricta	N	1	rainiera
Ranunculus acris	XN	1	meadow buttercup
Ranunculus alismifolius++	N	2	plantain leaved, dwarf plantain leaved, & Hartweg's buttercup
Ranunculus andersonii	N	1	pink buttercup
Ranunculus aquatilis+	N	2	water & leafy water buttercup
Ranunculus arvensis	XN	1	field buttercup
Ranunculus austrooreganus	N	1	southern Oregon buttercup
Ranunculus bonariensis	N	1	Carter's buttercup
Ranunculus californicus	N	1	California buttercup
Ranunculus cymbalaria	N	1	shore buttercup
Ranunculus eschscholtzii+	N	2	timberline & threesection buttercup
Ranunculus flabellaris	N	1	yellow water buttercup
Ranunculus flammula	N	1	creeping buttercup
Ranunculus glaberrimus+	N	2	sagebrush & elliptical buttercup
Ranunculus gormanii	N	1	Gorman's buttercup
Ranunculus hebecarpus	N	1	downy buttercup
Ranunculus lobbii	N	1	Lobb's water buttercup
Ranunculus macounii	N	1	Macoun's buttercup
Ranunculus muricatus	XN	1	spiny fruited buttercup
Ranunculus occidentalis	N	1	western buttercup
Ranunculus orthorhynchus+	N	2	straightbeak & large-flowered swamp buttercup
Ranunculus parviflorus	XN	1	small flowered buttercup
Ranunculus populago	N	1	mountain buttercup
Ranunculus repens	XN	1	double flowered creeping buttercup
Ranunculus sardous	XN	1	hairy buttercup
Ranunculus sceleratus+	N, XN	2	blister & division blister buttercup
Ranunculus triternatus	N	1	obscure buttercup
Ranunculus uncinatus	N	1	little buttercup
Raphanus raphanistrum	XN	1	jointed charlock
Raphanus sativus	XN	1	wild radish
Reseda lutea	XNN	1	yellow mignonette
Rhamnus alnifolia	N	1	alder buckthorn
Rhamnus californica	N	1	California coffeeberry
Rhamnus purshiana	N	1	cascara
Rhinanthus minor	N	1	yellow rattle
Rhododendron albiflorum	N	1	white-flowered azalea
Rhododendron columbianum	N	1	western Labrador tea
Rhododendron macrophyllum	N	1	Pacific rhododendron
Rhododendron occidentale	N	1	western azalea
Rhus aromatica	N	1	lemonade sumac
Rhus glabra	N	1	smooth sumac
Ribes aureum	N	1	golden currant
Ribes binominatum	N	1	Siskiyou gooseberry
Ribes bracteosum	N	1	stink currant
Ribes cereum+	N	2	wax & serpent wax currant
Ribes divaricatum	N	1	straggly gooseberry
Ribes erythrocarpum	N	1	Crater Lake currant
Ribes hudsonianum	N	1	northern black currant
Ribes inerme	N	1	whitestem gooseberry
Ribes lacustre	N	1	swamp gooseberry
Ribes laxiflorum	N	1	trailing black currant
Ribes lobbii	N	1	gummy gooseberry
Ribes menziesii	N	1	coast prickly gooseberry
Ribes montigenum	N	1	alpine prickly currant
Ribes niveum	N	1	snow gooseberry
Ribes oxyacanthoides+	N	2	Idaho & Umatilla gooseberry
Ribes roezlii	N	1	shinyleaf gooseberry
Ribes rubrum	XNN?	1	northern red currant
Ribes sanguineum+	N	2	pink & red flowering currant
Ribes triste	N	1	American red currant
Ribes velutinum	N	1	desert gooseberry
Ribes viscosissimum	N	1	sticky currant
Ribes wolfii	N	1	Wolf's currant
Rigiopappus leptocladus	N	1	bristlehead
Robinia hispida	XN	1	bristly locust
Robinia pseudoacacia	XN	1	black locust
Romanzoffia californica	N	1	California mistmaiden
Romanzoffia sitchensis	N	1	Sitka mistmaiden
Romanzoffia thompsonii	N	1	Thompson's romanzoffia
Romanzoffia tracyi	N	1	Tracy's mistmaiden
Rorippa columbiae	N	1	Columbia yellowcress
Rorippa curvipes	N	2	bluntleaf or common yellowcress
Rorippa curvisiliqua	N	1	curvepod yellowcress
Rorippa palustris	N	1	smooth marsh yellowcress
Rorippa sinuata	N	1	spreading yellowcress
Rorippa sylvestris	N	1	creeping yellowcress
Rosa canina	XN	1	dog rose
Rosa eglanteria	XN	1	sweet briar rose
Rosa gymnocarpa+	N	2	little wild & serpentine naked-hip rose
Rosa × harisonii	XNN	1	Harison's rose
Rosa multiflora	XN	1	multiflower rose
Rosa nutkana+	N	2	Nootka & bristly Nootka rose
Rosa pisocarpa	N	1	clustered wild rose
Rosa rugosa	XNN	1	Japanese rose
Rosa woodsii	N	1	woods' rose
Rubus bifrons	XN	1	Himalayan blackberry
Rubus idaeus	N	1	North American red raspberry
Rubus laciniatus	XN	1	cut leaved blackberry
Rubus lasiococcus	N	1	dwarf bramble
Rubus leucodermis	N	1	western black raspberry
Rubus nutkanus	N	1	thimbleberry
Rubus pedatus	N	1	strawberry dwarf bramble
Rubus spectabilis	N	1	salmonberry
Rubus ursinus	N	1	Pacific blackberry
Rubus vestitus	XN	1	European blackberry
Rudbeckia glaucescens	N	1	California coneflower
Rudbeckia occidentalis	N	1	western coneflower
Rumex acetosella	XN	1	sheep sorrel
Rumex conglomeratus	XN	1	clustered dock
Rumex crispus	XN	1	curly dock
Rumex fueginus	N	1	golden dock
Rumex obtusifolius	XN	1	bitter dock
Rumex occidentalis	N	1	Rocky Mountain western dock
Rumex patientia	XN	1	patience dock
Rumex paucifolius	N	1	alpine sorrel
Rumex persicarioides	N	1	seashore dock
Rumex salicifolius+	N	2	Mexican & willow dock
Rumex sanguineus	XN	1	red veined dock
Rumex triangulivalvis	N	1	triangular valved dock
Rumex venosus	N	1	veiny dock
Rupertia physodes	N	1	California tea
S
Sabulina californica	N	1	California sandwort
Sabulina cismontana	N	1	cismontane sandwort
Sabulina douglasii	N	1	Douglas' stitchwort
Sabulina howellii	N	1	Howell's sandwort
Sabulina macra	N	1	slender sandwort
Sabulina nuttallii+	N	2	brittle sandwort
Sabulina rubella	N	1	reddish sandwort
Sagina apetala	N	1	common pearlwort
Sagina decumbens	N	1	western pearlwort
Sagina maxima	N	1	fleshy pearlwort
Sagina procumbens	N	1	procumbent pearlwort
Sagina saginoides	N	1	alpine pearlwort
Salix amygdaloides	N	1	peach leaf willow
Salix bebbiana	N	1	gray willow
Salix boothii	N	1	Booth's willow
Salix commutata	N	1	undergreen willow
Salix exigua	N	1	narrowleaf willow
Salix geyeriana	N	1	Geyer's willow
Salix hookeriana	N	1	coastal willow
Salix lasiandra+	N	1	tail leaf & Pacific willow
Salix lasiolepis	N	1	arroyo willow
Salix melanopsis	N	1	dusty willow
Salix pedicellaris	N	1	bog willow
Salix prolixa	N	1	Mackenzie's willow
Salix scouleriana	N	1	Scouler's willow
Salix x sepalcralis	XN	1	Wisconsin weeping willow
Salix sitchensis	N	1	Sitka willow
Salsola tragus	XN	1	prickly Russian thistle
Salvia aethiopis	XN	1	African sage
Salvia dorrii+	N	2	gray ball & fleshy sage
Salvia sclarea	N	1	clear eye
Sambucus mexicana	N	1	blue elderberry
Sambucus racemosa+	N	2	black & Pacific red elderberry
Sanguisorba officinalis	N	1	great burnet
Sanguisorba stipulata	N	1	Sitka burnet
Sanicula arctopoides	N	1	footsteps of spring
Sanicula bipinnatifida	N	1	purple sanicle
Sanicula crassicaulis	N	1	Pacific snakeroot
Sanicula graveolens	N	1	Sierra sanicle
Sanicula peckiana	N	1	Peck's snakeroot
Saponaria officinalis	XN	1	bouncing-bet
Sarcobatus vermiculatus	N	1	greasewood
Sarcocornia perennis	N	1	picklewood
Sarcodes sanguinea	N	1	snow plant
Saussurea americana	N	1	American sawwort
Saxifraga bronchialis+	N	2	matted & yellowdot saxifrage
Saxifraga cespitosa	N	1	tufted alpine saxifrage
Saxifraga mertensiana	N	1	Mertens' saxifrage
Saxifraga oppositifolia	N	1	purple saxifrage
Saxifragopsis fragarioides	N	1	strawberry saxifrage
Scandix pecten-veneris	XN	1	Venus' comb
Scleranthus annuus	XN	1	German knotgrass
Sclerolinon digynum	N	1	northwestern yellow flax
Scrophularia californica	N	1	California figwort
Scrophularia lanceolata	N	1	lanceleaf figwort
Scutellaria angustifolia+	N	2	narrowleaf & small flowered skullcap
Scutellaria antirrhinoides	N	1	snapdragon skullcap
Scutellaria galericulata	N	1	willow weed skullcap
Scutellaria lateriflora	N	1	mad dog skullcap
Scutellaria nana	N	1	dwarf skullcap
Scutellaria tuberosa	N	1	blue skullcap
Securigera varia	XN	1	crown vetch
Sedum album	XN	1	white stonecrop
Sedum divergens	N	1	Cascade stonecrop
Sedum lanceolatum	N	1	spearleaf stonecrop
Sedum laxum+	N	2	Heckner's & roseflower stonecrop
Sedum leibergii	N	1	Leiberg's stonecrop
Sedum moranii	N	1	Rogue River stonecrop
Sedum oblanceolatum	N	1	oblongleaf stonecrop
Sedum oreganum	N	1	Oregon stonecrop
Sedum oregonense	N	1	creamy stonecrop
Sedum spathulifolium	N	1	broadleaf stonecrop
Sedum stenopetalum+	N	2	wormleaf & white wormleaf stonecrop
Senecio crassulus	N	1	thick leaved groundsel
Senecio ertterae	N	1	Ertter's groundsel
Senecio fremontii	N	1	dwarf mountain groundsel
Senecio hydrophiloides	N	1	sweet marsh butterweed
Senecio hydrophilus	N	1	alkali marsh butterweed
Senecio integerrimus+	N	2	tall western & white western groundsel
Senecio jacobaea	XN	1	tansy ragwort
Senecio serra	N	1	tall butterweed
Senecio sylvaticus	XN	1	woodland groundsel
Senecio triangularis	N	1	arrowleaf groundsel
Senecio vulgaris	XN	1	old man in the spring
Sericocarpus oregonensis	N	1	Oregon white topped aster
Sericocarpus rigidus	N	1	rigid white topped aster
Sesuvium verrucosum	N	1	verrucose or western sea purslane
Shepherdia canadensis	N	1	Canadian buffaloberry
Sherardia arvensis	XN	1	blue fieldmadder
Sibbaldia procumbens	N	1	creeping sibbaldia
Sidalcea campestris	N	1	meadow sidalcea
Sidalcea cusickii	N	1	Cusick's sidalcea
Sidalcea diplostachya	N	1	fringed checkermallow
Sidalcea hirsuta	Uncertain	1	hairy checkermallow
Sidalcea hirtipes	N	1	hairy stemmed checkermallow
Sidalcea malviflora+	N	2	Del Norte & rose checkermallow
Sidalcea nelsoniana	N	1	Nelson's checkermallow
Sidalcea oregana+	N	2	Oregon checkermallow & edgewood checkerbloom
Silene acaulis	N	1	moss campion
Silene antirrhina	N	1	sleepy catchfly
Silene bernardina	N	1	mountain catchfly
Silene bolanderi	N	1	Bolander's catchfly
Silene campanulata	N	1	bell catchfly
Silene dioica	XN	1	red campion
Silene douglasii+	N	2	Douglas' catchfly & cliff-dwelling campion
Silene gallica	XN	1	small-flowered catchfly
Silene hookeri+	N	2	Hooker's catchfly & serpentine Indian Pink
Silene latifolia	XN	1	white campion
Silene lemmonii	N	1	Lemmon's catchfly
Silene menziesii	N	1	Menzies' catchfly
Silene nuda	N	1	sticky catchfly
Silene oregana	N	1	Oregon catchfly
Silene parryi	N	1	Parry's catchfly
Silene scaposa	N	1	Robinson's catchfly
Silene spaldingii	N	1	Spalding's campion
Silene suksdorfii	N	1	Suksdorf's catchfly
Silene vulgaris	XN	1	bladder campion
Silybum marianum	XN	1	milk thistle
Sisymbrium altissimum	XN	1	Jim Hill mustard
Sisymbrium irio	XN	1	London rocket
Sisymbrium linifolium	N	1	flax-leaved plain smustard
Sisymbrium loeselii	XNN	1	Loesel tumblemustard
Sisymbrium officinale	XN	1	hedge mustard
Sium suave	N	1	hemlock water parsnip
Smelowskia americana	N	1	alpine or Siberian smelowskia
Smelowskia ovalis	N	1	alpine false candytuft
Solanum americanum	XN	1	small flowered nightshade
Solanum dulcamara	XN	1	bittersweet
Solanum nigrum	XN	1	black nightshade
Solanum physalifolium	XN	1	hairy nightshade
Solanum rostratum	XN	1	buffalo bur
Solanum triflorum	XN	1	cutleaf nightshade
Solidago elongata	N	1	West Coast goldenrod
Solidago lepida	N	1	Rocky Mountain goldenrod
Solidago missouriensis	N	1	Missouri goldenrod
Solidago multiradiata	N	1	northern goldenrod
Solidago simplex	N	1	sticky goldenrod
Solidago spathulata	N	1	coast or dune goldenrod
Soliva sessilis	XN	1	prickly soliva
Sonchus arvensis	XN	1	wet ground sow thistle
Sonchus asper	XN	1	prickly sow thistle
Sonchus oleraceus	XN	1	common sow thistle
Sophora leachiana	N	1	western sophora
Sorbus scopulina	N	1	Rocky Mountain mountain ash
Sorbus sitchensis	N	1	Gray's mountain ash
Spergula arvensis	XN	1	cornspurrey
Spergularia canadensis	N	1	Canadian sand-spurrey
Spergularia macrotheca	N	1	beach sand-spurrey
Spergularia marina	N	1	salt-marsh sand-spurrey
Spergularia rubra	XN	1	red sand-spurrey
Sphaeralcea grossulariifolia	N	1	gooseberry leaved globemallow
Sphaeralcea munroana	N	1	whitestem globemallow
Sphaeromeria potentilloides	N	1	cinquefoil tansy
Sphaerophysa salsula	XN	1	red swainsona
Sphenosciadium capitellatum	N	1	swamp-woolyheads
Spiraea douglasii+	N	2	Douglas' & Menzies' spiraea
Spiraea × hitchcockii	N	1	Hitchcock's spiraea
Spiraea lucida	N	1	shinyleaf spiraea
Spiraea × pyramidata	N	1	pyramid spiraea
Spiraea splendens	N	1	subalpine spiraea
Stachys cooleyae	N	1	great betony
Stachys mexicana	N	1	Mexican betony
Stachys pilosa	N	1	marsh betony
Stachys rigida	N	1	rigid betony
Stanleya confertiflora	N	1	biennial stanleya
Stanleya pinnata	N	1	bushy stanleya
Stanleya viridiflora	N	1	perennial stanleya
Stellaria borealis	N	1	Sitka starwort
Stellaria calycantha	N	1	northern starwort
Stellaria crispa	N	1	crisped starwort
Stellaria graminea	N	1	common starwort
Stellaria longifolia	N	1	long-leaved starwort
Stellaria longipes	N	1	Goldie's starwort
Stellaria media	XN	1	common chickweed
Stellaria nitens	N	1	shining starwort
Stellaria obtusa	N	1	Rocky Mountain starwort
Stenotus acaulis	N	1	stemless goldenweed
Stenotus lanuginosus	N	1	woolly goldenweed
Stephanomeria elata	N	1	Nuttall's wirelettuce
Stephanomeria exigua	N	1	small wirelettuce
Stephanomeria lactucina	N	1	large flowered wirelettuce
Stephanomeria malheurensis	N	1	Malheur wirelettuce
Stephanomeria tenuifolia	N	1	narrowleaf stephanomeria
Streptanthella longirostris	N	1	beaked streptanthella
Strigosella africana	XN	1	African mustard
Styrax redivivus	N	1	drug snowbell
Suaeda calceoliformis	N	1	Pahute weed
Suaeda nigra	N	1	tall seablight
Suksdorfia ranunculifolia	N	1	buttercup leaved suksdorfia
Suksdorfia violacea	N	1	violet suksdorfia
Sullivantia oregana	N	1	sullivantia
Symphoricarpos albus	N	1	common snowberry
Symphoricarpos mollis	N	1	creeping snowberry
Symphoricarpos rotundifolius	N	1	roundleaf snowberry
Symphyotrichum ascendens	N	1	long leaved aster
Symphyotrichum bracteolatum	N	1	Eaton's aster
Symphyotrichum campestre	N	1	western meadow aster
Symphyotrichum chilense	N	1	common California aster
Symphyotrichum ciliatum	N	1	rayless alkali aster
Symphyotrichum cusickii	N	1	Cusick's aster
Symphyotrichum ericoides	N	1	tufted white prairie aster
Symphyotrichum foliaceum	N	1	Cusick's aster
Symphyotrichum frondosum	N	1	alkali aster
Symphyotrichum hallii	N	1	Hall's aster
Symphyotrichum hendersonii	N	1	Kootenai aster
Symphyotrichum laeve	N	1	smooth aster
Symphyotrichum lanceolatum	N	1	western willow, marsh, or white panicle aster
Symphyotrichum nova-angliae	N	1	New England aster
Symphyotrichum spathulatum	N	1	western aster
Symphyotrichum subspicatum	N	1	Douglas' aster
Symphytum officinale	N	1	common comfrey
T
Tamarix chinensis × ramosissima	XNN	1	fivestamen tamarisk
Tamarix parviflora	XN	1	tamarisk
Tanacetum bipinnatum	N	1	dune tansy
Tanacetum vulgare	XN	1	common tansy
Taraxacum erythrospermum	XN	1	red-seeded dandelion
Taraxacum officinale	XN	1	common dandelion
Taraxia ovata	N	1	golden eggs
Taraxia subacaulis	N	1	long leaved evening primrose
Taraxia tanacetifolia	N	1	tansy leaf evening primrose
Tauschia glauca	N	1	glaucous tauschia
Tauschia howellii	N	1	Howell's tauschia
Tauschia kelloggii	N	1	Kellogg's tauschia
Teesdalia nudicaulis	XN	1	shepherd's cress
Tellima grandiflora	N	1	large fringecup
Tetradymia canescens	N	1	gray horsebrush
Tetradymia glabrata	N	1	little leaf horsebrush
Tetradymia spinosa	N	1	catclaw horsebrush
Thalictrum fendleri	N	1	Fendler's meadowrue
Thalictrum occidentale	N	1	western meadowrue
Thalictrum polycarpum	N	1	tall western meadowrue
Thalictrum venulosum	N	1	veiny meadowrue
Thelypodium brachycarpum	N	1	shortpod thelypody
Thelypodium eucosmum	N	1	arrowleaf thelypody
Thelypodium flexuosum	N	1	spreading thelypody
Thelypodium howellii	N	1	spectacular thelypody
Thelypodium laciniatum	N	1	western thelypodium
Thelypodium milleflorum	N	1	many-flowered thelypody
Thermopsis gracilis	N	1	slender thermopsis
Thermopsis montana+	N	2	mountain golden pea, common thermopsis
Thlaspi arvense	XN	1	fanweed
Thysanocarpus curvipes	N	1	sand fringepod
Thysanocarpus radians	N	1	ribbed fringepod
Tiarella trifoliata+	N	2	trefoil & one leaf foamflower
Tiquilia nuttallii	N	1	Nuttall's crinklemat
Tolmiea diplomenziesii	N	1	diploid piggyback plant
Tonella floribunda	N	1	large flowered tonella
Tonella tenella	N	1	small flowered tonella
Torilis arvensis	XN	1	field hedgeparsley
Torilis japonica	XN	1	Japanese hedgeparsley
Townsendia florifer	N	1	showy townsendia
Townsendia scapigera	N	1	tufted Townsend or ground daisy
Toxicodendron diversilobum	N	1	poison oak
Toxicodendron rydbergii	N	1	poison ivy
Tragopogon dubius	XN	1	yellow salsify
Tragopogon mirus	N	1	remarkable goatsbeard
Tragopogon porrifolius	XN	1	purple salsify
Tragopogon pratensis	XN	1	meadow salsify
Trautvetteria caroliniensis	N	1	false bugbane
Tribulus terrestris	XN	1	puncture vine
Trichostema lanceolatum	N	1	vinegar weed
Trichostema oblongum	N	1	downy blue curls
Trifolium angustifolium	XN	1	narrowleaf crimson clover
Trifolium arvense	XN	1	rabbitfoot clover
Trifolium aureum	XNN	1	golden clover
Trifolium barbigerum	N	1	bearded clover
Trifolium bifidum	N	1	pinole clover
Trifolium campestre	XN	1	hop clover
Trifolium cernuum	XN	1	nodding clover
Trifolium ciliolatum	N	1	foothill clover
Trifolium cyathiferum	N	1	cup clover
Trifolium depauperatum	N	1	poverty clover
Trifolium dichotomum	N	1	branched Indian clover
Trifolium dubium	XN	1	little hop clover
Trifolium eriocephalum++	N	3	arched, Cascade, & woolyhead clover
Trifolium fragiferum	XN	1	strawberry clover
Trifolium glomeratum	XN	1	clustered clover
Trifolium gymnocarpon	N	1	Nuttall's clover
Trifolium hirtum	XN	1	rose clover
Trifolium howellii	N	1	Howell's clover
Trifolium hybridum	XN	1	alsike clover
Trifolium incarnatum	XN	1	crimson clover
Trifolium latifolium	N	1	twin clover
Trifolium leibergii	N	1	Leiberg's clover
Trifolium longipes++	N	3	beaked longstalk, Hansen's, & multistalk clover
Trifolium macrocephalum	N	1	big-headed clover
Trifolium microcephalum	N	1	smallhead clover
Trifolium microdon	N	1	thimble clover
Trifolium oliganthum	N	1	fewflower clover
Trifolium owyheense	N	1	Owyhee clover
Trifolium plumosum	N	1	plumed clover
Trifolium pratense	XN	1	red clover
Trifolium productum	N	1	productive clover
Trifolium repens	XN	1	white clover
Trifolium resupinatum	XNN	1	Persian clover
Trifolium retusum	XNN	1	teasel clover
Trifolium striatum	XN	1	knotted clover
Trifolium subterraneum	XN	1	subterranean clover
Trifolium suffocatum	X?	1	suffocating clover
Trifolium variegatum	N	1	white-tip clover
Trifolium vesiculosum	XN	1	arrowleaf clover
Trifolium willdenovii	N	1	tomcat clover
Trifolium wormskioldii	N	1	springbank clover
Triodanis biflora	N	1	small Venus' looking glass
Triodanis perfoliata	N	1	clasping Venus' looking glass
Triphysaria eriantha	N	1	johnny tuck
Triphysaria pusilla	N	1	dwarf triphysaria
Triphysaria versicolor	N	1	smooth triphysaria
Tripleurospermum inodorum	XN	1	scentless chamomile
Tropaeolum majus	XN	1	garden nasturtium
Turritis glabra	N	1	tower mustard
U
Ulex europaeus	XN	1	common gorse
Ulmus pumila	XN	1	dwarf elm
Umbellularia californica	N	1	California laurel
Uropappus lindleyi	N	1	silver puffs
Urtica dioica+	N, XNN	2	stinging & northwest nettle
Utricularia gibba	N	1	humped bladderwort
Utricularia intermedia	N	1	flat leaved bladderwort
Utricularia minor	N	1	lesser bladderwort
Utricularia ochroleuca	N	1	buff bladderwort
Utricularia vulgaris	N	1	common bladderwort
V
Vaccaria hispanica	XN	1	cow soapwort
Vaccinium caespitosum	N	1	dwarf bilberry
Vaccinium deliciosum	N	1	Cascade bilberry
Vaccinium macrocarpon	XN	1	cranberry
Vaccinium membranaceum	N	1	thin-leaved huckleberry
Vaccinium ovalifolium	N	1	early blueberry
Vaccinium ovatum	N	1	California huckleberry
Vaccinium oxycoccos	N	1	wild cranberry
Vaccinium parvifolium	N	1	red huckleberry
Vaccinium scoparium	N	1	grouseberry
Vaccinium uliginosum	N	1	bog bilberry
Valeriana acutiloba	N	1	forest valerian
Valeriana edulis	N	1	edible valerian
Valeriana hookeri	N	1	Scouler's valerian
Valeriana sitchensis	N	1	Sitka valerian
Valerianella dentata	XN	1	toothed corn salad
Valerianella eriocarpa	XN	1	Italian corn salad
Valerianella locusta	XN	1	European corn salad
Vancouveria chrysantha	N	1	yellow inside-out flower
Vancouveria hexandra	N	1	white inside out-flower
Verbascum blattaria	XN	1	moth mullein
Verbascum thapsus	XN	1	flannel mullein
Verbena bonariensis	XNN	1	purpletop vervain
Verbena bracteata	N	1	bracted verbena
Verbena hastata	N	1	blue verbena
Verbena lasiostachys	N	1	western verbena
Veronica americana	N	1	American brooklime
Veronica anagallis-aquatica	XN	1	water speedwell
Veronica arvensis	XN	1	corn speedwell
Veronica californica	N	1	heart leaf snow queen
Veronica catenata	XN	1	chain speedwell
Veronica cusickii	N	1	Cusick's speedwell
Veronica hederaefolia	XN	1	ivy speedwell
Veronica missurica+	N	2	mountain & western mountain kittentails
Veronica officinalis	XN	1	common speedwell
Veronica peregrina	N	1	hairy purslane speedwell
Veronica persica	XN	1	persian speedwell
Veronica regina-nivalis	N	1	snow queen
Veronica rubra	N	1	red kittentails
Veronica scutellata	N	1	marsh speedwell
Veronica serpyllifolia+	N, XN	2	thyme-leaved speedwell
Veronica verna	XN	1	speedwell
Veronica wormskjoldii	N	1	American alpine speedwell
Viburnum edule	N	1	highbush cranberry
Viburnum ellipticum	N	1	Oregon viburnum
Viburnum opulus	XN	1	Guelder rose
Viburnum rhytidophyllum	XN	1	leatherleaf arrowwood
Viburnum tinus	XNN	1	laurustinus
Vicia americana	N	1	American vetch
Vicia cracca	XN	1	bird vetch
Vicia hirsuta	XN	1	hairy vetch
Vicia lutea	XN	1	yellow vetch
Vicia nigricans	N	1	giant vetch
Vicia sativa+	XN	2	common vetch & smaller common vetch
Vicia tetrasperma	XN	1	smooth tare
Vicia villosa+	XN	2	winter & hairy vetch
Vinca major	XN	1	greater periwinkle
Vinca minor	XN	1	common periwinkle
Viola adunca	N	1	hookedspur violet
Viola arvensis	XNN	1	cultivated pansy
Viola bakeri	N	1	yellow prairie violet
Viola beckwithii	N	1	Beckwith's violet
Viola canadensis	N	1	western Canadian violet
Viola cuneata	N	1	wedge leaf violet
Viola douglasii	N	1	Douglas' violet
Viola glabella	N	1	stream violet
Viola hallii	N	1	Hall's violet
Viola howellii	N	1	Howell's violet
Viola lanceolata	XN	1	lance leaved violet
Viola langsdorffii	N	1	Aleutian or Langsdorff's violet
Viola lobata+	N	2	pine & northern pine violet
Viola macloskeyi	N	1	small white violet
Viola nephrophylla	N	1	northern bog violet
Viola ocellata	N	1	pinto violet
Viola odorata	XN	1	sweet violet
Viola orbiculata	N	1	round-leaved violet
Viola palustris	N	1	marsh violet
Viola praemorsa+	N	2	wavyleaf & upland yellow violet
Viola primulifolia	N	1	western bog violet
Viola purpurea	N	1	goosefoot yellow violet
Viola quercetorum	N	1	oak woods violet
Viola sempervirens	N	1	evergreen violet
Viola sheltonii	N	1	Shelton's violet
Viola tricolor	XN	1	Johnny jumpup
Viola trinervata	N	1	three nerved violet
Viola vallicola	N	1	valley yellow violet
Vitis californica	N	1	western wild grape
W
Whipplea modesta	N	1	whipplevine
Wyethia amplexicaulis	N	1	northern mule's ears
Wyethia angustifolia	N	1	narrowleaf wyethia
Wyethia × cusickii	N	1	hybrid mule's ears
Wyethia helianthoides	N	1	white headed wyethia
Wyethia mollis	N	1	woolly mule's ears
X
Xanthium spinosum	XN	1	spiny cocklebur
Xanthium strumarium	N	1	rough cocklebur
Y
Yabea microcarpa	N	1	California hedgeparsley
Z
Zeltnera exaltata	N	1	western centaury
Zeltnera muehlenbergii	N	1	Muehlenberg's centaury
Zizia aptera	N	1	meadow zizia

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