Agaricaceae 



Trichoioma. ered with fine down, stuffed, becoming hollow, soft, fragile. Gregari- 

 ous, usually tufted. 



Spores 7-Sxs-6/A K. 



Open woods, in gardens, among cinders, grass, etc., September to 

 frost. 



Woodland Cemetery, Philadelphia, 1897. Mcllvaine. 



Its tufted habit and fair size, fleshy cap of good flavor, make it a de- 

 sirable species. It cooks readily and the caps are of fine flavor. 



T. pse'didum Fr. pcedidns, nasty. Pileus about 1 3^ in. across. 

 Flesh very thin, tough, becoming whitish; bell-shaped then convex, at 

 length expanded, umbonate, at length depressed round the conical, 

 prominent umbo, moist, virgate or streaked with innate fibrils radiating 

 from the center, otherwise almost even, smoky-mouse color, opaque, 

 margin naked. Gills adnexed with a slight decurrent tooth, slightly 

 sinuate, crowded, narrow, white then gray. Stem about i in. long and 

 2 lines thick, base slightly bulbous, tough, slightly striate, naked, dingy- 

 gray. Spores elliptic-fusiform, 10-1 1x5-6^. 



In gardens, on dung-hills, etc. Small, tough, color dingy, without 

 a trace of violet tinge. Massee. 



Edible. Cooks tender, and is of good flavor, notwithstanding its 

 name, which in no way applies. 



T. Sllbplllvei'lllen'tum Pers. slightly dusty. PileilS 1-2 }4. in. across, 

 convex then plane or depressed in center, even, innately pruinose, 

 hoary, white, whitish, grayish, margin extending as a slight rim in- 

 curved beyond gills. Flesh white, thick, firm, hygrophanous. Gills 

 rounded without a tooth, close, narrow, white. Stem 2-3 in. long, 

 3-5 lines thick, equal, solid, somewhat striate, whitish. 



Spores 5x3^ Massee ; 4x3^ W.G.S. 



Biological grounds, University of Pennsylvania. Philadelphia. May 

 to November, 1898. Mcllvaine. 



A species one is glad to find. It has a healthy substantial presence 

 full of promise. It is a solitary grower among grass on lawns and past- 

 ures, but its individuals are neighborly. Caps and stems are excellent. 



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