Il8 AGARICUS. 



Collybia. slightly tough, companulato-convex then expanded, obtuse or um- 

 bilicate, without strise, slightly ivriiikled or very thi?ily sqiiaimL- 

 lose, the margin, which is at first involute, always even. Stem 

 5-7.5 cent. (2-3 in.) long, 4 mm. (2 lin.) thick, hollow, equal, te^ise 

 a7id straight, not rooted and pubescent only at the base, at first 

 sight smooth, but so7ne'what Jibrillose when exami7ied tmder a lefts, 

 beco7)ii?ig ci7iereotis, white and when young as if flocculose at the 

 apex. Gills atte}iuato-ad7iexed, very broad, almost obovate, rather 

 thick, dista7it, distinct, w'hite at length becoming cinereous. 



Inodorous. Its affinity is perhaps nearest to A. atratus. 



In wood. Marlborough Forest, 1863. Oct. 



Name — nius, a mouse. Mouse-coloured. Batsch f. 19 (if white-spored). 

 Fr. Monogr. i. /. 172. Hynn. Eur. p. 128. B. 5f Br. n. 1210. 



244. A. protractus Fr. — Pileus scarcely 2.5 cent, (i in.) broad, 

 grey-fuscous, shining, somewhat membranaceous, convexo-plane, 

 the slightly Jleshy depressed disc often with the rudiment of a 

 central umbo, the paler margin manifestly striate. Stem 7.5 cent. 

 (3 in.) long above ground, 2 mm. (i lin.) thick, delicately Jistidose, 

 remarkably cartilaginous, but at length soft, tense a7id st7'aight, 

 even, wholly smooth, livid-grey, under ground exte7ided in the 



for7Ji of a root which is atte7iiiated dow7iwards a7id fibroso-strigose. 

 Gills adfixed, but very ventricose, as if truncate behind, very broad 

 (6 mm., 3 lin., and more), so77iewhat dista7it, grey, delicately white- 

 prui7iose. 



Scarcely strong-smelling ; very different from yi. inolens. 



On mossy ground beside stumps, &c. Rare. Aug.-Nov. 



Name — pfotraho, to draw out. From the prolongation of the stem in a 

 root-like form. Fr. Moriogr. i. f. 173. Hynii. Eur. p. 128. Icon. t. 67. f. 2. 

 B. b' Br. n. 11 10. C. Hbk. n. 164. Illust. PI. 270. S. Mycol. Scot. ?i. 136. 



245. A. tesquorum Fr.— Pileus 6-10 mm. (3-5 lin.) broad, 

 fuscous-black, becoming pale, fleshy- membranaceous, slightly 

 firm, convex, very obtuse, even, smooth ; flesh of the same colour. 

 Stem 4 cent. (iX iri-) lo^g"' ^^ot reaching 2 mm. (i lin.) broad, 

 fistulose, somewhat filiform, equal, flexuous, smooth, fuscous, 

 mealy at the apex. Gills free, very ventricose, 4 mm. (2 lin.) 

 broad, somewhat distant, cinereous-fuscous. 



Scattered. Odour none. Formerly overlooked on account of its very small 

 stature and dirty colours, but very distinct. Easily distinguished from species 

 nearest to it by its free broad gills. 



In waste ground and open pastures. Ascot. 



