8 ACOTVLEDONS. FUNGI. HydlUUIl. 



Hab, Trunks of old trees, decayed wood and rails, frequent, during 

 the greater part of the year, Llghtf., Hopk. 



12. B. sulp/iureus, tubes and pores sulphur-coloured, pileus 

 bright reddish yellowstreaked. IVith.p. 324. Sow. t. 135. 

 jB. tenax, L.igl^tf. p. 103 1 . 



Hab. Trunks of hollow trees. May and Sept. Light/. 



13. B. igjiiarius, tubes green grey or reddish brown, pores very 

 fine, pileus shaped like a horse's hoof smooth brown waved. 

 Witli. p. 326. Sow. t. 132. LiglilJ. p. 1034. 



Hab. Trunks of old trees, frequent at all seasons. Light/., Hopk. 



M. le Baron de Beauvois, in the '" Nuuceau Diciionnaire dcs Sciences 

 naiurelles," asserts, that it is the B. /omenfarins, which is the 

 famG\is Amudou of commerce, and not our B. igniarius : whose 

 extremely liard and almost brittle nature renders it useless for such 

 a purpose. 



14. B. fomentarius, dimidiate hard, pileus subtriquctrous obso- 

 letely banded cinereous brown, pores at first whitish glau- 

 cous afterwards subferruginous. Pers.p. 536. Sow. t. 133. 

 With. p. 321. 



Hab. Trunks of trees, about Edinb. Sept. Mr. Greville. 



To render t!iis fit k<r commerce, the epidermis and the porous parts 

 are removed, and the rest beaten into a soft spongy state. Tliis 

 is one of the best styptics that can be employed. It is further used 

 all over the continent instead of tinder, being first dipped in a so- 

 lution of nitre : and no German who smokes, stirs without his 

 Amadou, flint and steel. To render it still more combustible, it 

 is rolled in gunpowder, and is then called black Amadou, whilst the 

 common kind is the red. Glcditsch says, that garments have been 

 made of it. 



C. Hydnoidei. Receptacle or membrane of the fruct'ijicaiion 

 forming awl-shaped processes. 



28. HYDNUM. 



Pileus varying: in form, furnished beneath with subulate entire 

 teeth. 



1. H. repandnm, pale flesh-coloured, pileus wrinkled somewhat 

 lobed glabrous, teeth thickish frequently compressed, stipes 

 tuberous excentrical. Pers.p. 555. Sow.t.\7Q. 



Hab. Woods, not unfrequent. At Belmont, in Angus, Light/. Rare 

 about Giasg. Woods Dougalston, Hopk. In the woods Torrance, 

 Ure. Autumn. 



2. H. auriscaipium, stipitate purplish brown^ pileus dimidiate 

 coriaceous. Pers. p. 557. Sow. t. 267- 



Hab. On old decaying cones and branches of fir, in tlio-pine forests; 



the whole year round. Light/. 

 This curious vegetable has along slender stipes usually excentrical, and 



a pileus with shaggy concentric circles. 



