150 AGARICUS. 



Mycena. Pileus not exceeding iV of an inch broad. Stem % in. long, finer than a 



hair. Nearly allied to A. capillaris, and very distinct from Marasmius Hud- 

 soni. M.J.B. Name seta, a bristle. Bristly; from the hairs on the stem. 

 Sow. t. 302. Fr. Hym. Eur. p. 153. Berk. Eng. FL v. p. 64. Out. p. 130. 

 C. Hbk. n. 211. Iliitst. PL 193. 



320. A. capillaris Schum. Dead white when moist, shining 

 whitish when dry. Pileus about 2 mm. (i lin.) high and broad, 

 white, very tender, at first resembling a small pin's head, then 

 campanulate and obtuse, at length umbilicate, slightly striate 

 when moist, even when dry. Stem 2.5 cent, (i in.), sometimes 

 among leaves 5-7.5 cent. (2-3 in.) long, fistulose, inserted, capil- 

 lary, flexuous, flaccid, smooth, more rarely girt with radiating 

 fibrils at the base, not becoming fuscous downwards but only at 

 the apex. Gills few, adnate, ascending, broad, distinct, all nearly 

 entire and equal in length. 



Very tender, but comparatively tough, readily withering when dry. 



In woods, on dead leaves, chiefly beech. Frequent. Sept.- 



Nov. 



Appearing chiefly in soaking w r et weather. Spores 2 mk. W.G.S. Name 

 capillus, a hair. From the hair-like stem. Schum. Fr. Monogr. i. p. 233. 

 Hym. Eur. p. 153. Icon. t. 84. f. 6. Berk. Out. p. 130. C. Hbk. n. 212. 

 Il'lust. PL 193. S. My col. Scot. n. 189. FL Dan. t. 2142. /. i. A. lacteus 

 Bull. t. 6oi.f. 2. C. A. acicularis Hoffm. Norn. t. 5. /. 2. 



321. A. juncicola Fr. Pileus 2 mm. (i lin.) broad, rufescent, 

 convex, striate, smooth. Stem 12 mm. (}4 in.) long, inserted, 

 capillary, smooth, fuscous. Gills adnate, distant, white. 



Very small, very tender. 



On dead rushes in bogs. Rare. June-July. 



Pileus in my specimens of a deep blood-red, inclining to tawny. Gills 

 yellowish-white. Stem brown, paler above. M.J.B. Fries notes having 

 found it chiefly on rotten leaves of Juncus articulatus. Name Juncus, a 

 rush ; colo, to inhabit. Growing on rushes. Fr. Hym. Eur. p. 154. Monogr. 

 \. p. 234. Icon. t. 85. /. 6. Berk. Out. p. 130. C. Hbk. n. 213. Illust. PL 

 193. c. Mich. t. 80. /. 9. Paul. t. 105. /. n. Bull. t. 148. /. D. 



Omphaiia. Subgenus VIII. OMPHALIA (o(jL<t>a\6s, an umbilicus). Fr. 

 Syst. Myc. i. p. 162. Stem cartilaginous, fistulose, but having the 

 tube often stuffed with flocci, somewhat thickened upwards, 

 widened out like a trumpet into the pileus. Gills truly decurrent. 

 Pileus somewhat membranaceous. Very closely allied to the Colly- 

 bice and Mycence, from 'which this tribe is separated on account of 



