HTDNEI. 299 



857. Hydnum mexn'branaceuin. Bull. "Membranaceous 



Hydnum." 



Subicnlum, effuse, waxy-membranaceons, agglutinate, smooth, 

 tawny-ferruginous; spines subulate, crowded, equal, acute, of 

 the same colour. — Fr. Epicr. p. 515. Bull. t. 481./. 1. Sow. i. 

 327. E?ig.Fl.Y. p. 168. Berk, exs.no. 14:2. Corda. Anl. t.G.,f. 

 74:,no. 10,11. 



On fallen sticks. [United States.] 



The spines are often collected in little fascicles, pallid when young, at 

 length brownish. 



858. Hydnum Weinmanni. Fr. " "Weiumann's Hydnum." 



Subiculum, effused, waxy, membranaceous, agglutinate, smooth, 

 greyish, fawn-coloured ; spines minute, acute, rather distant, 

 equal. — Fr. Epicr. p. 516. Pers. M.E. t. 22,/. 2. Ann. N.H. no. 

 713. 



On fallen branches. Bristol. 



Accordingto Fi-ies this species occurs chiefly on poplar branches, and when 

 dry acquires a cinereous tinge. 



859. Hydnum fuscum. P. " Brown Hydnum." 



Effused, rufous-brown ; circumference paler, coarsely byssoid ; 

 spines long, quite entire, close, very acute, shining as if var- 

 nished. — Pers. M.E. ii. 1. 17,/. 3. Eng. Fl.Y.p. 158. 



On dead wood. Eare, 



In its dry state it is rather thicker than other effused species, and is re- 

 markable for the long, dark, rufous-brown spines, which shine as if var- 

 nished.— J/. J. B. 



860. Hydnum ferruginosum. Fr. " Rusty Hydnum." 



Subicnlum effused, tomentose, tawny-ferruginous ; spines 

 crowded, conico-subulate, acute, of the same colour. — Fr. 

 Epicr. p. 516. Schrad. Spic. t. 4./ 2. Nees.f. 248. Eng. Fl. v. 

 p. 158. Purt. t. 15. 



On decaying wood. [United States.] 



The whole plant consists of densely woven down, forming an effused, in- 

 determinate mass, the hymenium composed of erect or oblique spines, which 

 are villous and frequently abortive, so as easily to ba taken for some species 

 of the order Eyplwniycetes. The colour varies from ferruginous to brownish. 

 —if. /. B. 



