Observation 104906: Parasola schroeteri (P. Karst.) Redhead, Vilgalys & Hopple
When: 2012-08-11
Who: Byrain
Herbarium specimen reported

Notes: Growing in a grassy field underneath an ornamental tree, cystidia on the gills were difficult to find due to the mushrooms fragile nature and my sloppy sections.

Spore range = 13 – 16 × 11 – 12 (13) μm
Average spores = 14.85 × 11.6 μm
Q range = 1.15 – 1.45
Average Q = 1.28
4-spored basidia observed.
20 spores measured.

Images

248476
248477
248478
248479
Spores, 1000x, mounted in KOH, 1 µ divisions
248480
Spores, 1000x, mounted in KOH, 1 µ divisions
248481
Spores, 1000x, mounted in KOH, 1 µ divisions

Proposed Names

85% (1)
Eye3 Eyes3
Recognized by sight
Used references: http://www.grzyby.pl/...
Flora Agaricina Neerlandica vol 6
Based on microscopic features: Large rounded triangular spores with an eccentric germ pore and no apical papilla, pileipellis and stipe without setae, caulocystidia not observed, pileipellis without granular elements.

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Eye3 = Observer’s choice
Eyes3 = Current consensus

Comments

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Really nicely done
By: Christian (Christian Schwarz)
2012-08-12 18:29:52 PDT (-0700)

these things are a pain to work with.

Thanks Bob
By: Byrain
2012-08-12 15:44:19 PDT (-0700)

I was surprised to see these not match up with Parasola leiocephalus or P. plicatilis.

Superb!
By: Eric Smith (esmith)
2012-08-12 15:36:50 PDT (-0700)

!

Created: 2012-08-12 13:54:24 PDT (-0700)
Last modified: 2012-08-12 13:54:26 PDT (-0700)
Viewed: 256 times, last viewed: 2016-11-07 15:10:27 PST (-0800)
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