| Oregon Flora Image Project | |
| Ambrosia artemisiifolia L. | common ragweed - exotic, naturalized Asteraceae: Heliantheae-Ambrosiinae |
Click on an image for a larger version. All images © Gerald D. Carr unless otherwise noted.
| along path on S edge of Benton Co. Fairgrounds, SW of jct of Campus Way & SW 53rd St., Corvallis, Benton Co., OR, 9/27/2008 | along path on S edge of Benton Co. Fairgrounds, SW of jct of Campus Way & SW 53rd St., Corvallis, Benton Co., OR, 9/27/2008 | along path on S edge of Benton Co. Fairgrounds, SW of jct of Campus Way & SW 53rd St., Corvallis, Benton Co., OR, 9/27/2008 |
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| along path on S edge of Benton Co. Fairgrounds, SW of jct of Campus Way & SW 53rd St., Corvallis, Benton Co., OR, 9/27/2008 (male heads) | along path on S edge of Benton Co. Fairgrounds, SW of jct of Campus Way & SW 53rd St., Corvallis, Benton Co., OR, 9/27/2008 | along path on S edge of Benton Co. Fairgrounds, SW of jct of Campus Way & SW 53rd St., Corvallis, Benton Co., OR, 9/27/2008 (female heads) |
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