356 FUNGUS-FLORA. 



of the pilcus, striate to the middle when moist, 2 in. and 

 more broad, very hygrophauons, buy when moist, gi-eyish- 

 white when dry ; gills attenuated behind, adnexed, crowded, 

 narrow, at first ascending, then plane, umber-brown. 



Psathyra obtusata. Fr. 



Pileus -I— I in. across, sxibmembranaceons, broadly cam- 

 panulate, obtuse, glabrous, corrugated, hygrophanous, rather 

 shining, umber, margin paler, every part paler when dry ; 

 gills adnate, rather distant, slightly ventricose, pale then 

 umber; stem 1-2 in. long, rather rigid, about 1-}, line thick, 

 equal, almost naked, whitish, usually incurved at the base, 

 hollow ; spores elliptical, 6-7 X 4 ya. 



Agaricus (Psathyra) ohiusaius, Fries, Syst. Myc. i. p. 293 ; 

 Cke., Hdbk., p. 215; Cke., lllustr., ph 593. 



On trunks and on the ground. Solitary or tufted. 

 Berkeley says that the stem is rooting. 



Stem fragile, fistulose, 2-3 in. long, 1-2 lines thick, 

 round, equal, silky-fibrillose, not meally, whitish, apex even. 

 Veil none. Pileus submembranaceous, conical when young, 

 then convex, at length expanded, obtuse, 1 in. and more 

 across, bay or brownish-umber, disc even, margin striated 

 and paler, the very thin flesh similarly coloured. Gills 

 adnate, broad, distinct, rather distant, greyish-brown, then 

 umber. (Fries.) 



Psathyra neglecta. Massee. 



Pileus about } in. across, convex then almost plane, even, 

 glabrous, pale ochraccous, when dry atomate, almost white 

 except the disc; gills slightly attached, rather broad, 

 ventricose, at maturity purple-brown, crowded ; stem about 

 1 in. long, very slender, rather wavy, pellucid, glabrous, 

 white, tinged with rufous below ; spores elliptical, purple- 

 brown, smooth, 12 X (3 /x; cystidia abundant, fusiform, 

 50-GO X 12-14 IX. 



On the ground; Kew Gardens, Nov. 1886. Ecadily 

 distinguished by its small size and pale colour; agreeing 

 with Fsathyra nrticaecola most nearly in size, but belonging 

 to a different section. 



