Observation 163576: Psathyrella (Fr.) Quél.

When: 2014-04-16

Collection location: Willamette Mission State Park, Marion Co., Oregon, USA [Click for map]

45.0772° -123.0513° 20m

Who: Joe Cohen (Joseph D. Cohen)

No specimen available

Substrate: on wood; growing out of the base of a large, old Populus trichocarpa (Black Cottonwood), from under bark. (The tree is estimated to be more than 260 years old, and is purportedly the largest Populus trichocarpa in the United States. See 3rd photo.)
Stem: fibrous; width 3-5 mm; length 2-4 cm
Spore print: dark brown to blackish


knife is 8 cm long

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Eye3 = Observer’s choice
Eyes3 = Current consensus


Add Comment
Could be
By: walt sturgeon (Mycowalt)
2014-04-18 17:30:09 CEST (+0200)

Something close to Psathyrella cotonea.

dark spores
By: Joe Cohen (Joseph D. Cohen)
2014-04-18 17:10:40 CEST (+0200)

Now have spore print, so I added spore color and a fe other details not visible from photos.

Created: 2014-04-18 02:41:14 CEST (+0200)
Last modified: 2014-04-19 00:51:57 CEST (+0200)
Viewed: 66 times, last viewed: 2018-03-04 09:33:56 CET (+0100)
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