298 HYDNEI. 



Sect. 4. Apus — pileiis marginate, dimidiate, sessile, comraonly 



effuso-reflexed. On trunks. 



* Pileus gelatinous. 



854. Hydnum gelatinosuxn. Scoj). " Gelatinous Hydnum." 



Pileus gelatinous, tremulous, dimidiate, substipitate, papillate, 



glaucous, turning brown ; spines soft, pyramidal, glaucous. — Fr. 



Epicr. p. 512. Sclueff. 1. 144. Jacq. Austr. t. 239. Fl. Dan. t. 717. 



Kromhh. t. 50,/. 18-22. Jacq.Misc.l t. 9. Gard. Chron. (1860), 



p. 1080, fig. Ann. N.H. no. 808. Curr. Linn. Journ. Y.p. 181. 



On trunks of firs. Eare. [United States.] 



Of a soft gelatinous consistence approacliing that of a Tremella. Pileus 

 fan-shaped, or rounded in front, attenuated beliind so as to make a short 

 spurious stem. In an early stage it is decurrent at the point of attachiment. 

 The surface is of a bistre brown, uneven with, frequent depressions, and 

 rough at first with little points, but at length nearly smootli. The hyme- 

 nium is either pure white or shaded with a delicate blue tint, the spines 

 straight, of moderate length, and very delicate. The plant shrinks much in 

 drying. — M. J. B. Translucent like opal, gelatinous, soft, flaccid ; spines 

 white; pileus frosted with shining particles ; taste pleasant. Spores round, 

 somewhat irregular, white, diameter "00027 in. — W. G. S. 



** Pileus corky or coriaceous. 



855. Hydnum ochraceuxn. P. " Ochrey Hydnum." 



Pileus effuso-reflexed, coriaceous, thin, zonate, ochraceous ; 

 spines minute, pinkish-ochre. — F7\ Epicr. p. 514. Sow, t. 15. 

 Eng.Fl.Y.p.lo8. 



On fallen sticks, &c. Common. [United States.] 



Small, at first entirely resupinate, gradually reflexed, and somewhat re- 

 pand, at first sparingly clothed with dirty-white down, at length rugose, 1-3 

 in. broad. Spines short, acute, entire, becoming pale. — Fries. 



Sect. 5. Resupinatus — pileus resupinate. 

 * Spines brown or ferruginous. 



856. Hydaum squalinum. Fr. " Coarse Hydnum." 



Subiculum, coriaceous, firm, adnate, wood-coloured ; spines 

 crowded, long, stout, compressed, entire, at length brownish. — 

 Fr. Epicr. p. 515. Ray. Syn. t.i.f.h. Bolt. t. 14:. 



On trunks of trees, especially beech. 



Admitted on the authority of the figures of Eay and Bolton, 



