<p><strong>Fig. 2.49.</strong> Pneumatophores produced by a grey mangrove tree (<em>Avicennia marina</em>) displaying negative gravitropism by growing upward, Bay of Islands, New Zealand</p>

Fig. 2.49. Pneumatophores produced by a grey mangrove tree (Avicennia marina) displaying negative gravitropism by growing upward, Bay of Islands, New Zealand

Image courtesy of Kahuroa, Wikimedia Commons