HYPOCHNUS 657 



2232. H. crustaceus (Schum.) Karst. (= Thelephora Crustacea (Schum.) 

 Fr. ; Phylacteria spiculosa (Fr.) Bourd. & Maire sec. von Hoehn. & 

 Litsch.) Fl. Dan. t. 1851, fig. 2. Crustaceus, having a bark. 



R. 2 8 cm., fuscous umber, broadly effused, incrusting; margin 

 whitish, or black, fibrillose. Hymenium concolorous, irregularly papil- 

 lose. Flesh brownish, soft, floccose, thin. Spores brown, verrucose, 

 globose, 8-lOjU,. Hyphae brown. Bare soil, and running over grass, 

 leaves, and twigs. Feb. Nov. Uncommon, (v.v.) 



2233. H. zygodesmoides (EUis) Burt. 



fryoSea-fAOv, a yoke-band; etSo?, like. 



R. 2-3 cm., pinkish, to vinaceous-buff, often with rusty stains, 

 broadly effused, easily separable, soft; margin " Sayal" to "snuff- 

 brown," narrow, byssoid. Hymenium concolorous, loose. Flesh pale 

 brown, arachnoid, membranaceous, floccose. Spores pale, or with a 

 slight tinge of buff in the mass, very pale straw colour to almost 

 hyaline under the microscope, with fairly long, blunt spines, elliptical 

 to subglobose, spore body 5-7 x 4-6 fi; basidia cylindric clavate, 

 40 x 6-8 /a, with 4-sterigmata, 4-7 ju, long. Basal hyphae pale brown, 

 little branched, and infrequently septate, 4-6/A in diam. Rotten 

 bark. Sept. Uncommon. 



2234. H. echinosporus (Ellis) Burt. (= Corticium echinosporum Ellis; 

 Hypochnus mollis Fr. var. pellicula Fr.; Hypochnus pellicula 

 Bres.) e^ti/o?, hedge-hog; a-Tropd, seed. 



R. 24 cm., sulphur yellow, or rose pink, indefinitely effused, very 

 delicate, membranaceous, separable; margin whitish, or concolorous, 

 very thin, indefinite, occasionally with very fine, white hyphal strands 

 spreading over the subiculum. Hymenium pale clear sulphur yellow, 

 becoming spotted ivith brown when old, or dull rose pink, occasionally 

 with a very faint lilac tinge, and with darker reddish, or brownish stains, 

 forming a fine pulverulent pellicle. Flesh concolorous, arachnoid, soft, 

 thin, loose. Spores hyaline, or pale straw colour, contents sometimes 

 golden yellow, or rosy, echinulate, subglobose, or in lateral view 

 broadly elliptical, 5-7 x 4-6 //,; basidia cylindrical to clavate, 20- 

 30 x 6-8 /A, with 2-4-sterigmata, slightly curved, 3-5-5 x 1-1-5/4. 

 Basal hyphae hyaline, or very faintly coloured, 2-5-5/x, in diam., 

 branched, septate. Rotten wood. Oct. Rare. 



2235. H. roseo-griseus Wakef. & Pearson. Trans. Brit. Myc. Soc. vi, 

 text-figs, p. 141. Roseus, rosy; griseus, grey. 



R. 38 cm., "light vinaceous fawn" and "cinnamon drab" of Ridg- 

 way, with a paler "drab-grey" margin, becoming like H. fuscus, but 

 paler with a greyish bloom, greyish white to dirty buff when quite 

 young, effused, pelliculose, or membranaceous, easily separable; 

 margin somewhat radiating, grey. Hymenium pale greyish vinaceous, 

 R. B. B. 42 



