Populus trichocarpa
black cottonwood

Salicaceae (willow family)
Alaska to northern Baja California

This native tree is found in the lower reaches of streams in the area, including Jasper Ridge, where a close-up look can be afforded near the base of the dam.

Illustrations: Jasper Ridge photos of P. trichocarpa.

About this Entry: John Rawlings authored the main text of this entry ca. 2005.