690 PENIOPHORA 



thin walled, subnodulose, often anastomosing, with frequent clamp con- 

 nections. Naked ground and fallen stick, probably alder. Nov. Rare. 



2334. P. byssoidea (Pers.) von Hoehn. & Litsch. (= Corticium (Conio- 

 phora) byssoideum (Pers.) Fr.; Coniophorella byssoidea (Pers.) 

 Bres.; Corticium lacunosum B. & Br. ; Peniophora tomentella 

 Bres.) ySuo-cro?, fine flax; et8o?, like. 



R. 1-6 cm., ochrey white, drying cream colour, to ''Naples yellow," 

 widely effused, dry, arachnoid, separable; margin whitish, byssoid. 

 Hymenium concolorous, even, tomentose, or pulverulent. Flesh 

 yellowish, floccose, loose. Spores yellowish, sometimes nearly hyaline 

 under the microscope, broadly elliptical, or pip-shaped, 4-4-5 x 2-5- 

 3-5/u,; basidia 12-25 x 4-5-5 /n, with 2-4-sterigmata, 2-5-3 /u, long. 

 Cystidia yellowish, cylindrical, or narrowly fusiform, tapering, sharp 

 pointed, 60-90 x 3-6 fj,, projecting 20-75/u. above the hymenium, thin 

 walled, or slightly thickened, 1-4-septate, generally with clamp con- 

 nections. Hyphae yellowish, thin walled, 2-5-4 /x, in diam., very loosely 

 interwoven, with clamp connections. Rotten wood, fallen twigs, and 

 leaves, especially in conifer woods. Sept. April. Notuncommon. (v.v.) 



2335. P. longispora (Pat.) von Hoehn. & Litsch. (== Hypochnus longi- 

 sporus Pat.) Longus, long; o-Tropa, seed. 



R. 2-5 cm., whitish yellow, widely effused, thin, pubescent, then 

 consisting of a membrane incompletely felted, scarcely adnate. Spores 

 white, "fusiform, or acicular, straight, or slightly flexuose, 12-18 x 

 1-3 fj,, multi-guttulate ; basidia 1224 x 4-5 /x. Cystidia needle-shaped, 

 sometimes bulbous at the base, 60-75 x 2-5-6/x, fairly thick walled, 

 rough with crystals, projecting 30-45)u,. Hyphae rigid, 2-5-4^, in 

 diam., walls slightly thickened, often verrucose, with clamp con- 

 nections" Bourd. & Galz. Rotten, moist wood in cool places. Spring 

 Winter. Rare. 



3. Receptacle pelliculose, or membranaceous ; subiculum soft, more 

 or less thick, fibrillose, and forming long, branched, rhizomorphoid 

 strands. 



2336. P. sanguinea (Fr.) Bres. (= Corticium sanguineum Fr.) Fr. 

 Icon. t. 198, fig. 2, as Corticium sanguineum Fr. and Trans. 

 Brit. Myc. Soc. iv, t. 3, figs. 18-20. Sanguinea, blood coloured. 



R. 2-30 cm., blood red, effused, loosely adnate, arachnoid beneath ; 

 margin blood red, byssoid, or fibrillose, running out, and connected 

 with the spreading strands of the blood red, rhizomorphoid mycelium. 

 Hymenium creamy white, or tinged with pink, rarely red, smooth, be- 

 coming slightly cracked when dry. Flesh concolorous, membrana- 

 ceous, floccose, loose, containing a red juice. Spores white, sub- 

 elliptical, often with a curved apiculus, 5-6 x 2-4 /u; basidia 16-40 x 

 4-7 /LI. Cystidia sparse, cylindrical-fusiform, pointed, 40-60 x 4-7 p, 



