Observation 221963: Tricholoma scalpturatum (Fr.) Quél.
When: 2015-10-30
(42.6351° -82.5001° )

Notes:
White spore deposit
Gray cap surface
White flesh, white stipe, white gills (all bright white, not off-white)
Slight umbo on cap surface (fits w T. marquettense, did not look at other descriptions)
Did not taste test…

Tricholoma marquettense: Described from Michigan (range not too far off) – downvoted by MO community

T. scalpturatum: looks promising

Mycorrhizal partner probably Populus sp. (trees encroaching into the grassland area)

Species Lists

Images

572498
Copyright © 2015 Greg Thorn
in field – stitched two pics together of different focus planes
572494
underside (window lighting)
572495
cap surfaces (window lighting)
572496
cross section white flesh interior, brittle stipe (window lighting)
572497
white spore deposit on a glass slide

Proposed Names

-17% (2)
Used references: http://www.mushroomexpert.com/tricholoma.html#hw
Ovrebo CL. (1986). “Three new species of Tricholoma with a description of Tricholoma luteomaculosum”. Mycologia 78 (3): 418–25. doi:10.2307/3793045. JSTOR 3793045.
42% (3)
Recognized by sight

Please login to propose your own names and vote on existing names.

Eye3 = Observer’s choice
Eyes3 = Current consensus

Comments

Add Comment
all one collection, not viscid
By: Chris Hay (hayfield)
2015-11-06 16:57:46 CST (-0600)
Was this collection viscid?
By: walt sturgeon (Mycowalt)
2015-11-06 16:23:33 CST (-0600)

Was the Greg Thorn photo a different collection?

Created: 2015-11-06 15:57:41 CST (-0600)
Last modified: 2016-04-01 10:04:02 CDT (-0500)
Viewed: 45 times, last viewed: 2016-10-25 12:24:19 CDT (-0500)
Show Log