Observation 64612: Psathyrella candolleana (Fr.) Maire
When: 2011-03-21
Who: Byrain
Herbarium specimen reported

Notes: Found growing in grass, the spore print is brown.

Spore range = 8 – 9 (10) x 5 (6) μ
Average spore = 8.67 × 5.07 μ
Average Q = 1.69
15 spores measured.

Pleurocystidia absent, 4 spored basidia observed, spores slightly truncate.

Images

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Spore print, 1000x, mounted in KOH, 1μ divisions, shortly after mounting
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Spores, 1000x, mounted in KOH, 1 µ divisions, some time after mounting
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Cheilocystidia, 1000x, mounted in KOH, 1 µ divisions

Proposed Names

48% (2)
Recognized by sight: Brittle cap, hallow white stem, dark gills in maturity, brown spores.
85% (5)
Eye3 Eyes3
Recognized by sight

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Eye3 = Observer’s choice
Eyes3 = Current consensus

Comments

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Microscopy?
By: Byrain
2011-03-22 22:54:14 MST (-0700)

How are you differentiating P. candolleana from similar Psathyrella species without microscopy?

Created: 2011-03-22 19:41:41 MST (-0700)
Last modified: 2012-06-27 20:39:21 MDT (-0600)
Viewed: 115 times, last viewed: 2016-03-29 17:46:22 MST (-0700)
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