Classification
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All Names

  • Scientific Names
    • Populus trichocarpa
    • Populus balsamifera trichocarpa
  • English
    • black cottonwood
    • Western Balsam Poplar

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Recent observations

Photos / Sounds

What

black cottonwood Populus trichocarpa

Observer

avocat

Date

January 10, 2016

Photos / Sounds

Square

What

black cottonwood Populus trichocarpa

Observer

harry3

Date

January 9, 2016 04:01 PM PST

Photos / Sounds

No photos or sounds

What

black cottonwood Populus trichocarpa

Observer

dreierj

Date

October 5, 1986

Photos / Sounds

No photos or sounds

What

black cottonwood Populus trichocarpa

Observer

haoleboykiley

Date

December 6, 2015

Photos / Sounds

No photos or sounds

What

black cottonwood Populus trichocarpa

Observer

hiabiscus

Date

December 14, 2015

Photos / Sounds

No photos or sounds

What

black cottonwood Populus trichocarpa

Observer

bobbytat

Date

November 12, 2015

Photos / Sounds

Square

What

black cottonwood Populus trichocarpa

Observer

tiauna

Date

October 14, 2015

Description

Found cluster of black cottonwoods at the eastern end of the boardwalk. Their fallen leaves have blanketed much of the surrounding ground.

Photos / Sounds

Square

What

black cottonwood Populus trichocarpa

Observer

rfiler

Date

December 13, 2015 12:26 PM PST

Description

very tall tree - can grow to be 175 ft tall
long, branch-free trunks
ash-gray bark
large, broad heart-shaped leaves

Photos / Sounds

Square

What

black cottonwood Populus trichocarpa

Observer

hdlee15

Date

October 5, 2015

Description

The bark is grey and becoming thick and deeply fissured. The stem is grey. This large tree has the lower branches drooping downwards. The leaves are long with a glossy dark green upper side and light grey-green underside.

Photos / Sounds

No photos or sounds

What

black cottonwood Populus trichocarpa

Observer

jnolasco33

Date

October 15, 2015

Description

symmetrical, triangular shaped leaves

Photos / Sounds

No photos or sounds

What

black cottonwood Populus trichocarpa

Observer

lindseysorenson

Date

December 12, 2015 03:22 PM PST

Photos / Sounds

No photos or sounds

What

black cottonwood Populus trichocarpa

Observer

takutk

Date

October 24, 2015
View all observations

Description from Wikipedia

Populus trichocarpa (black cottonwood; also known as western balsam poplar or California poplar) is a deciduous broadleaf tree species native to western North America. It is used for timber, and is notable as a model organism in plant biology. Its full genome sequence was published in 2006. It is the first tree species to be sequenced.

No range data available.
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