PRATELLI. 337 



In woods, on the ground. Coed Coch, iSSi. Oct. Psathyra. 



Spores 10-13 mk. B. & Br. Name gossipium, cotton. From its being 

 downy or cottony. Bull. t. 425. /. 2 (large). Fr. Hym. Eur. p. 309. Monogr. 

 i. p. 443. Berk. Out. p. 174. B. & Br. n. 1953. C. Hbk. n. 431. Illust. 

 PL 612. A. Bolt. t. 71. /. i. 



757. A. noli-tangere Fr. Pileus 2.5 cent, (i in.) or less broad, 

 when moist, pallid umber in larger specimens, dark fuscous in 

 smaller, becoming pale when dry, very hygrophanous, mem- 

 branaceous, campanulate then expanded, obtuse, smooth with 

 exception of separating squamules, striate throughout, becoming 

 even when dry. Stem about 2.5 cent, (i in.) long, 2 mm. (i lin.) 

 thick, fistulose, equal, somewhat naked, even at the apex. Gills 

 adnate, broad, plane, sometimes pallid, somewhat dark fuscous. 



Gregarious, very fragile. Stem often curved, becoming fuscous, darker 

 towards the base. A universal veil covering the young plant has not been 

 observed in this species, only white, floccose squamules round the margin of the 

 pileus. The larger form on oak-chips, the smaller on damp shady ground. 



Among moss, &c. Sibbertoft, 1881. Sept. 



Spores 13 mk., more elongated than in A. gossypinus, B, & Br. Name 

 touch-me-not. From its very fragile nature. Fr. Monogr. i. /. 443. Hym. 

 Eur. p. 309. Icon. t. 138. /. 3. B. & Br. n. 1954. C. Illust. PL 612. B. 

 A. xylophilus Sow. t. 167, but the white scales are awanting. 



758. A. microrhizus Lasch. Pileus ochraceous or rufous- 

 brown, becoming pale, membranaceous, campanulate, even, dry, 

 shining with atoms, at the first yellow-pilose. Stem short, thin, 

 rooted, silky, whitish. Gills adnexed, crowded, narrow, pallid 

 then becoming black-brown. 



Gregarious, fragile. At the first it is everywhere flocculose and somewhat 

 furnished with a cortina. The spores are fuscous or black according to the 

 ground on which they are deposited. 



On the naked soil. Sibbertoft, 1881. Sept. 



Varying in size from a few lines to i^ in., when it approaches the finer 

 forms of A. gossypinus, B. & Br. Name /u.i/cpo?, small; pa, a root. With 

 short root. Lasch n. 468. Fr. Hym. Eur. p. 309. B. 6 Br. n. 1955. C. 

 Illust PL 596. A. 



759. A. urticaecola B. Br. Pileus 4 mm. (2 lin.) broad, 

 white, campanulate, flocculent; margin at length straight, striate. 

 Stem short, fistulose, slender, attenuated upwards, flocculent, 

 white. Gills ventricose in front, attenuated behind, adnexed, at 

 first white, then of a rich chocolate. 



Stem springing immediately from the matrix. Allied to A. pcnnatus. 



On nettle-roots. King's Cliffe. Aug. 



VOL. I. Y 



