Key to Psathyrella
Key to Psathyrella
Key to Psathyrella
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2 Veil consisting of globose elements.<br />
C. up <strong>to</strong> 16(25) mm broad. Veil strongly developed. Sp. 7-8,5(10) x 4-4,5 µm. Pl.<br />
25-60 x 12,5-14,8 µm. Ch. 20-45 x 9-15 µm. On different basidiomycetes.<br />
P. globosivelata GRÖGER<br />
(Syn.: P. friburgensis GRÖGER)<br />
2* Veil otherwise.<br />
C. 20-60 mm broad. Veil scanty. Sp. 6,5-12,5 x 5-10 µm. Pl. 40-70 x 9-15 µm. Ch.<br />
30-65 x 6-15 µm. On large Coprinus- and Coprinopsis-species.<br />
P. epimyces (PECK) A. H. SM.<br />
3 (1) Spores up <strong>to</strong> 6 µm long.<br />
C. up <strong>to</strong> 80 mm broad. Veil strongly developed, dark scaly. St. often with annular<br />
zone. Sp. 4,5-6 x 2,3-4 µm. Pl. 22,5-50 x 10-15 µm. Ch. 10-40 x 5-16(22) µm.<br />
Stumps (also conifers).<br />
P. maculata (PARKER) A. H. SM.<br />
(Syn.: P. scobinacea (FR.) SING. ss. SING.)<br />
3* Spores longer. 4<br />
4 (3) Spores lentiform. 5<br />
4* Spores not lentiform. 6<br />
5 (4) Cap 15-30 mm broad.<br />
Veil scaly, persistent. Sp. 6-7,5 x 5-5,5 x 4-5 µm. Pl. 25-40 x 10-17 µm. Ch. 20-35<br />
x 10-16 µm. Dead wood (especially Fraxinus).<br />
P. hir<strong>to</strong>squamulosa (PECK) A. H. SM.<br />
5* Cap 9-13 mm broad.<br />
Veil scanty. Sp. 6,5-7,5(8) x 4-5 x 3,5-4 µm. Pl. 34-50 x 8-14 µm. Ch. 25-50 x 7-<br />
12 µm. Sandy soil, dunes.
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