Key to Psathyrella
Key to Psathyrella
Key to Psathyrella
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
P. purpureobadia ARNOLDS<br />
17* Clamps present. 18<br />
18 (17) Germ pore indistinct, small.<br />
P. magnispora HEYKOOP & G. MORENO<br />
(see B 8)<br />
18* Germ pore distinct. 19<br />
19 (18) Spores up <strong>to</strong> 7,5 µm broad. 20<br />
19* Spores smaller. 21<br />
20 (19) Stipe with a short pseudorhiza; spores dark brown.<br />
C. up <strong>to</strong> 15 mm broad, with umbo. Veil scanty. St. rooting. Sp. 10-12,5(13,5) x<br />
(5,5)6,5-7(7,5) µm. Pl. 35-68(74) x 7,5-10(14,5) µm. Ch. 27-44 x 5,5-15 µm. Soil.<br />
P. opaca (ROMAGN.) M. M. MOSER ex KITS V. WAV. ss. KITS V. WAV.<br />
20* Stipe without pseudorhiza; spores reddish brown.<br />
H. 12-30 mm broad. Veil practically absent. Sp. (9)9,5-12,5(14) x (5,5)6-7,5 µm.<br />
Pl. 23-55 x 9-14 µm. Ch. 22-45 x 7,5-13 µm. Calcareous, poor soil.<br />
P. mesobromionis ARNOLDS<br />
18* Spores smaller. 19<br />
21 (19) Spores up <strong>to</strong> 5,5 µm broad.<br />
H. 10-20 mm broad. St. rooting. Sp. 8-11 x 4,5-5,5 µm. Pl. similar the Ch., very<br />
rarely. Ch. 40-62 x 8-12(15) µm. Soil, pieces of wood.<br />
P. bifrons (BERKELEY) A. H. SM. ss. A. H. SM.<br />
21* Spores broader. 22<br />
22 (21) Veil strongly developed, scaly.<br />
C. 16-40 mm broad. Sp. 8-11(11,5) x 4,5-6(7) µm. Pl. (35)50-80 x 8-20 µm. Ch.<br />
32,5-57,5 x 8-12,5 µm. Wet soil.
Change language