AGAKICINI. 153 



gills adnexed,ventricose, white, thenbrownisli-black. — Fr. Epicr. 

 j9. 234. Bolt.t.llJ.l. 



In woods on the ground. Rare. 

 Subcsespitose, fragile, pale ochraceous ; gills livid, then brown. 



432. Agaricus (Psathyxa) semivestitus. Berk, (f Br. "Half- 



clothed Psathyra." 



Pilens ovate, obtuse, brown, growing pale, even, sprinkled with 

 short snowy fibrils ; stem fibrillose, silky, white ; gills ascend- 

 ing, adnate, umber. — B. ^- Br. Ann. N.H. no. 920, t. xiv.,/. 5. 



Amongst grass in rich pastures. Oct. King's Cliffe. 



Pileus about ^ in. across, ovate, obtuse, dark brown, turning pale, sprinkled 

 with little fibrils more than half-way up ; not striate ; stem nearly straight, 

 2 in. high, H line thick, fibrilloso-silky, rather strong, white, with a pale 

 under tinge of brown, fistulose, the walls within white with down ; gills as- 

 cendinsr, broad behind, adnate, umber-brown, tinged with the dark spores. 

 —B. (iiBr. 



433. Agaricus (Psathyra) Gordon!. BerTi. "Gordon's 



Psarhyra." 



C^espitose ; pileus campanulate, pallid cinereous, then whitish, 

 more or less floccoso-squamulose, sulcato- striate ; stemflexuose, 

 floccose, becoming smooth, whitish pruinose above ; gills ascend- 

 ing, narrowly adnate, distant, cinereous. — B. ^ Br. Ann. N.H. no. 

 922, t. xY.f. 7. 



On old stumps. Oct. Overton Longueville. 



Densely csespitose. Pileus 1| in. across, campanulate, membranaceous, at 

 first pale cinereous, then white, sprinkled with white floccose scales, sulcato- 

 striate; stem 2 in. high, 1| line thick, transversely undulated, pruinose 

 above, floccose below, but becoming at length smooth and shining, brittle, 

 fistulose ; gills ascending, narrowly adnate, distant, moderately broad, 

 scarcely ventricose, cinereous. Smell faint, nauseous. When young wholly 

 covered with white flocci. — B d'Br, 



Sub-Gen. 32. Deconica, Smith. Seem. Jour. 1870. 

 {Psilocf/he, Fr. Epicr. partly.) 



Pileus thin, plane, at first incurved, veil obsolete, or adhering 

 to the margin of the pileus, not forming a ring ; stem cartila- 

 ginous, hollow, confluent with, but heterogeneous from, the 

 hymenophore ; gills decurrent. {PL V.,fig. 32.) 



This sub-genus is analogous with Omphaliaf Ecdlio^t and Tubaria. 



H 5 



