7 species
1 subspecies and varieties
Show only taxa with photos
Scientific name
Common name
– white poplar
Distribution: Distributed on both sides of the Cascades in Washington; widely distributed throughout North America.
Habitat: Disturbed areas often associated with urban and suburban areas, riparian zones.
Origin: Introduced from Europe
Flowers: March-May
Growth Duration: Perennial
– narrow-leaved cottonwood
Origin: Native
– gray poplar
Origin: Introduced from Europe
Growth Duration: Perennial
–
eastern cottonwood
Origin: Introduced
– black cottonwood, lombardy poplar
Origin: Introduced
Growth Duration: Perennial
– quaking aspen
Distribution: Broadly distributed in Washington, but chiefly east of the Cascades in Washington; Alaska to California, east to Labrador and New Jersey.
Habitat: Moist areas, low to fairly high elevations in the mountains
Origin: Native
Flowers: April-June
Growth Duration: Perennial
– black cottonwood
Distribution: Widely distributed on both sides of the Cascades crest in Washington; Alaska to California, east to Alberta and Wyoming.
Habitat: Streambanks, riparian zones, river corridors, and moist woods, from sea level to middle elevations in the mountains.
Origin: Native
Flowers: April-June
Growth Duration: Perennial