STEREUM. 269 



6. S. sanguinolentum Fr. — Coriaceous, thin. Pileus pallid, Stereum. 

 effused and reflexed, adpi'essedly silky, somewhat striate, the acute 

 margin white. Hymenium even, smooth, cinereous inclining to 



fuscous, bleeding when touched, pruinose when old. 



It must not be confounded with S. rugosum. It is distinguished by its thin 

 substance, by the pileus being adpressedly silky and somewhat striate, by the 

 hymenium never being yellowish, &c. 



On wood, chiefly pine. Common. June-Nov. 



Name — sanguis, blood. Bleeding. Fr. Hym. Eur. p. 640. Berk. Out. p. 

 271. C. Hbk. n. 913. 5. Mycol. Scot. n. 861. Theleph. Fr. Elench. ?i. 178. 

 Grev. t. 225. Kl. Bor. t. 381. 



** Hymenium si7nple, slightly bristly or velvety. 



7. S. rubiginosum Fr. — Coriaceous-rigid. Pileus rubiginous, 

 effuso-reflexed, somewhat fasciate, velvety, becoming smooth 

 and date-brown, the mtermediate stratum /tf^zy-ferruginous. 

 Hymenium ferruginous, velvety with small bristles. 



Margin paler when young. 



On stumps, &c. Common. July-Nov. 



Spores cylindrical, curved. Fr. Name — rubigo, rust. Fr. Hytn. Eur. p. 

 641. Hymenochaete Berk. Out. p. 271. C. Hbk. n. 916. S. Mycol. Scot. n. 

 866. Theleph. Fr. Syst. Myc. i. /. 436. Ft. Dan. t. 1619. f. 2. Sow. t. 26 

 (the under side downy). 



8. S. tabacinum Fr. — Coriaceous, thin, flaccid. Pileus some- 

 what ferruginous, the margin, and intermediate stratum which is 

 composed of filaments, golden, effused, reflexed, silky, at length 

 becoming smooth. Hymenium paler, pubescent with small 

 bristles. 



The hymenium varies in colour. Very widely effused. 



On fallen branches. Rare. 



Spores elongated, slightly curved, hyaline, 3-5 x 1 rak. K. Name — 

 tabacum, tobacco. From the colour. Fr. Hym. Eur. p. 641. Hymeno- 

 chaste Berk. Out. p. 271. C. Hbk. n. 917. Theleph. Fr. Syst. Myc. i. p. 

 437. — So7v. t. 25. Bolt. t. 174. 



9. S. rufo-hispidum Stev. — Pallid fawn-colour, rigid, margin 

 obtuse, raised, hispid with rufous bristles. 



A very distinct species. 



On bark of yew. Craig-y-barns, Dunkeld. Sept. 



Name — from the rufous bristles. Hymenochcete Stevensoni B. & Br. n. 

 18 17. S. Mycol. Scot. n. 868. 



