Notes:
Cheilocystidia (25.5) 26.3 – 32 (42.9) × (6.2) 8.1 – 10.4 (11.6) µm
Q = (2.9) 2.95 – 3.7 (4.3) ; N = 8
Me = 30.5 × 9.1 µm ; Qe = 3.4

42.87 11.56
31.32 10.44
25.54 8.67
32.01 9.70
29.50 8.10
29.60 10.31
26.26 6.17
26.71 8.13

Pleurocystidia
(37) 37.7 – 39.4 (40.7) × (9.7) 12 – 15.4 (15.7) µm
Q = 2.4 – 3.3 (4) ; N = 7
Me = 38.8 × 13 µm ; Qe = 3.1

38.59 11.97
38.86 12.19
39.12 9.74
36.98 15.43
37.67 15.68
39.42 12.00
40.70 14.02

Spores (8) 8.3 – 9.3 (10.1) × (5.1) 5.3 – 6.1 (6.3) µm
Q = (1.3) 1.4 – 1.6 (1.7) ; N = 20
Me = 8.8 × 5.8 µm ; Qe = 1.5

9.33 5.90
8.33 5.67
8.60 6.05
8.05 5.15
8.77 5.71
9.34 5.88
8.48 5.98
8.29 6.29
8.83 5.72
8.76 6.00
8.93 5.73
9.36 5.75
9.11 6.02
10.10 6.01
9.01 6.29
8.89 5.92
8.44 5.60
8.46 5.30
8.82 5.22
8.26 6.03

Images

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_WCB8005.JPG
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Pleurocystidia / spores 1000x
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Pleurocystidia / spores 1000x
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Spores 1000x
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Pleurocystidia / spores 1000x
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Pleurocystidia 1000x
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Pleurocystidia1000x
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Pleurocystidia 1000x
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Pleurocystidia 1000x
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Pleurocystidia 1000x
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Pleurocystidia 1000x
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Pleurocystidia 1000x
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Cheilocystidia 1000x
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Cheilocystidia 1000x
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Cheilocystidia 1000x
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Cheilocystidia 1000x
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Cheilocystidia 1000x
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Gill edge 1000x
seymourensis-tree.jpg

Proposed Names

87% (1)
Recognized by sight
Used references: Keys to P. seymourensis in the AH Smith Psathyrella monograph
Based on microscopic features: Cheilocystidia and pleurocystidia matches P. seymourensis – Spores are 1 micrometer wider.
Based on chemical features: ITS sequence 5 – 6 bases from two P. seymourensis sequences in Genbank

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= Observer’s choice
= Current consensus

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