414 PSATHYBA 



involute. St. 7-5-12-5 cm. x 4-5 mm., pallid, becoming fuscous, equal, 

 tough, striate. Gills fuscous, becoming black, adnate, somewhat 

 crowded. Flesh sienna, thin. Smell and taste slight, fungoid. Caespi- 

 tose. Gardens, on mushroom beds. Nov. Eare. 



1329. P. corrugis (Pers.) Fr. Cke. Illus. no. 611, t. 576. 



Corrugis, full of wrinkles. 



P. 1-4 cm., rose colour, or pallid flesh colour, becoming pale when dry, 

 submembranaceous, fragile, campanulate, often subumbonate, smooth, 

 slightly striate when moist, wrinkled when dry, sprinkled with shining 

 atoms. St. 4-10 cm. x 2-5 mm., whitish, or rufescent, equal, tense and 

 straight, slightly firm, smooth. Gills white, then violaceous, at length 

 blackish, edge white, adnate, or sinuato-adnate, ventricose. Flesh 

 whitish, thin. Spores brownish purple, elliptical, 12-14 x 6-7 /u,. Cys- 

 tidia " ventricose-fusiform, 60-75 x 10-12/M, often with a clavate, 

 swollen apex" Eick. Woods, pastures, hedgerows, and gardens. 

 April Jan. Common, (v.v.) 



var. vinosa (Cda.) B. & Br. Cke. Illus. no. 612, t. 592. 



Vinosa, wine colour. 



Differs from the type in the somewhat roseate p. Gardens, and 

 pastures. Sept. Oct. Not uncommon, (v.v.) 



var. gracilis B. & Br. Gracilis, thin. 



Differs from the type in being more slender. Gardens, and roadsides. 

 Aug. Oct. Not uncommon, (v.v.) 



These forms are not really worthy of varietal names. 



1330. P. peUosperma (Bull.) B. & Br. Cke. Illus. no. 613, t. 577. 



TreXXo?, dark coloured; wep^a, seed. 



P. 1-5-3 cm., white, or ochrey white, becoming fuliginous with age, 

 subcampanulate, or subovate, smooth, then striate, sometimes rugose. 

 St. 6-12 cm. x 2-3 mm., white, or concolorous, nearly equal, naked. 

 Gills cinereous, then fuliginous, at length black, free, broad, much 

 narrowed at the tips. Flesh white, thin. Spores cinereous fuscous, 

 elliptical, 8 x 4-5/x. Woods, and gardens. Sept. Oct. Uncommon. 



1331. P. gyroflexa Fr. Cke. Illus. no. 1184, t. 970. 



yvpos, round ',flexa, bent. 



P. 11-5 cm., white, then pallid, or greyish, disc rufescent, submem- 

 branaceous, conical, then campanulate, obtuse, smooth, atomate; 

 margin striate. St. 45 cm. x 1-2 mm., white, shining, fragile, flexuose, 

 twisted, smooth. Gills greyish, then purple, adnate, ascending, broad. 

 Flesh white, thin. Spores "brown, elliptical, 9-10 x 5-6 /x, smooth. 

 Cystidia on edge of gill ventricose-flask-shaped, 36-40 x 10-15/x, 

 blunt" Eick. Scattered, or subcaespitose. Pastures, and at the roots 

 of trees. Aug. Uncommon. 



