DERMINI. 279 



623. A. semiflexus B. Br. Pileus 12 mm. (}4 in.) broad, Naucona. 

 chestnut, hygrophanous, moderately fleshy, somewhat campanu- 



late, then hemispherical or flattened above, margin adorned 

 with the delicate white veil; flesh white. Stem 18 mm. (} in.) 

 long, % lin. thick, solid, semi-horizontal. Gills adnexed, distant, 

 tawny. 



Allied to A. horizontalis. 



On the side of a bank. Ascot, 1867. Oct. 



Spores echinulate, oblong, 9-10x6-9 mk. B. & Br. ; pruniform elliptical, 

 6-8 mk. Q. Name semi, half; flecto, to bend. From the semi-horizontal 

 stem. B. & Br. n. 1246. Fr. Hym. Eztr. p. 256. 



624. A. rubricatus B. & Br. Casspitose; white then tinged 

 with red ; the very small pilei at length rather plane ; stems 

 slender. 



On decayed bramble-twig. Hereford, 1878. 



The largest specimen was scarce half an inch high, and the diameter of the 

 pileus about a quarter of an inch ; the stem hollow, sprinkled with delicate 

 mealy granules at the base, and about half-way up ; gills adnexed behind, and 

 narrowed in front, whitish, then flesh-coloured, becoming brownish, M.C.C. 

 Name rubrico, to colour red. B. & Br. n. 1873. Grevillea, vol. x. p. 43. 



** Gills adnate, pileus convexo-plane. 



625. A. abstrusus Fr. Pileus 4 cent. (\y z in.) broad, ferrugin- 

 ous-clay, fleshy, thin, convex then plane, orbicular, even, smooth, 

 viscid; flesh watery, very thin at the circumference. Stem 2.5 

 cent, (i in.) long, 2 mm. (i lin.) thick, remarkably cartilaginous, 

 tough, rigid, fistulose, equal, round, tense and straight, polished, 

 naked, even, pallid ferruginous, darker at the base. Veil none. 

 Gills adnate, crowded, plane, cinnamon or watery ferruginous. 



The whole plant is slightly firm. 



On sawdust and in woods. Coed Coch, &c. Oct. 



Name abstrusus, hidden, secluded. Fr. Monogr. i. p. 370. Hym. Eur. 

 p. 257. Icon. t. 122. /. 2. B. & Br. n. 1871. C. Illust. PL 456. 



626. A. innocuus Lasch. Pileus 4 cent. (\y z in.) broad, ru- 

 fous, becoming pale when dry, slightly fleshy, convex, obtuse, 

 rather smooth (fibrilloso-evened under a lens), striate. Stem 

 4-5 cent. (i/4-2 in.) long, stuffed, white fibrillose, woolly at the 

 base. Gills adnate, somewhat crowded, light yellow-ochraceous. 



Spores rubiginous. 



