HYD:jfEi. 295 



Stem lj-3 in. liigh, 1 in. thick, solid, paler than the pilaus, sometimes 

 clothed with wliite down, and at the apex with abortive spines.— 2f. J. B. 

 Spores white, or with a suggestion of yellow, round, with an obtuse apiculus 

 at one end. Diamtter '00022 in. (-Fi^. 71, reduced.) 



B. Lignosa — p ileus corky or coriaceous. 



* Spines discoloured ; spores brownish. 



845. Hydnum compastum. Fr. •• Compact Hydnum." 



Pileus corkj, compact, undulato-tuberculose, without zones, 

 olivaceo-cinereous or brownish, commonly involved in whitish 

 down, internally variegated with blue ; stem very short, de- 

 formed, tawny-brown ; spines brownish, pallid at the tips. — Fr. 

 Epicr. p. 607. Krombh.t.DO,/. 12. Str. Sturm. 1. 1 . Batsch.f.'22\. 

 Eng.Fl.y.p.l66. Mabh. F.E. no. 803. Vent. t. 28,/. 3, 4:. 



On the ground, on heaths, and fir woods. Rare. 



[Low. & Mid. Carolina.] 



Irregular, confluent inodorous, resembling a thick, shapeless crnst. Pileus 

 1-6 in. broai^, thick, r idily imbibing moisture, clotted with down of the 

 same colour, or dirty white. Spines equal, chestnut] stem corky, obsolete 

 or very thick. — Fries, 



** Spines discoloured ; spores ferruginous. 



846. Hydnuxn zonatum. Batsch. " Zoned Hydnum." 



Ferruginous ; pileus equally coriaceous, thin, expanded, sub- 

 infundibuliform, zoned, becoming smooth, radiato-rugose ; mar- 

 gin paler, sterile ; stem slender, nearly equal, floccose, tuberous 

 at the base ; spines slender, pallid, then of the same colour as 

 the pileus. — Fr. Epkr. p. 509. Kl.exs. no. 1715. Batsch. f. 

 224. Nees.f. 242. Ann. N.H. no. 360. 



In woods. Rare. [United States.] 



A small variety has been found at Ascot, remarkable for an appearance in 

 the spines like that of shot silk. Spores ferruginous.— £. <i:Br. Ann. N.H. 

 1865, no. 1025. 



*^* Spines immutable ; spores whitish. 



847. Hydnum nigrum. Fr. " Black Hydnum." 



Pileus corky, rigid, tomentose, zoneless, blue-black, within 

 and the stout stem black ; margin and spines white. — Fr. Epicr. 

 ;?. 509. 3Iich.t.72,f.6. Batsch. f. 223. Seem. Jour. 1868, p. 334. 

 Fr. Icones. t. 5. Br. Bath. Trans. 1810, p. 86. 



