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Black cottonwood seeds

Populus trichocarpa

Description:

Seeds of the black cottonwood, a model organism. Also known as western balsam-poplar or California poplar. This is a host for the cottonwood leaf beetle, Chrysomela scripta.

Habitat:

Introduced to Alaska in the 1940s. Spotted in a forest clearing just footsteps from Kenai Lake, Alaska. Altitude of ~3000'.


No species ID suggestions

3 Comments

mauna Kunzah
mauna Kunzah a week ago

I agree as well. Thank you both for confirming! It’s interesting that I found the beetles at a location different from that of the cottonwood seeds.

Brian38
Brian38 a week ago

I agree with you Machi. The leaves in the picture are cottonwood and the spotting time would be correct.

Machi
Machi a week ago

These look a bit like cottonwood seeds to me.

Alaska, USA

Lat: 60.34, Long: -149.34

Spotted on Jul 12, 2016
Submitted on Mar 10, 2019

Related spottings

Populus (Eastern Cottonwood) Aspen Eastern cottonwood Álamo temblón

Nearby spottings

Geranium Cottonwood Leaf Beetle (larva instars) Unknown spotting Unknown spotting