HYGROPHORUS. 8 1 



27. H. russo-coriaceus B. & Br. Pileus about 12 mm. ( l / 2 in.) Hygro- 

 broad, ivory-white, fleshy, convex, slightly viscid. Stem 18 mm.- P horus - 

 2.5 cent, (i^-i in.) long, not 2 mm. (i lin.) thick, slender, solid, 

 thickened upwards, smooth, pure white. Gills decurrent, arched, 

 broad, thick, very few and distant, with a few shorter ones inter- 

 mixed. 



Known at once by its persistent delightful odour, like that of Russian leather 

 or Potentilla atro-sanguinea. 



In pastures. Rare. Oct. 



Spores 11x6 mk. W.G.S. Name from its odour of Russian leather. B. 

 & Br. n. 332. Berk. Out. p. 199. C. Hbk. n. 563. S. Mycol. Scot. n. 526. 

 Ft: Hyvi. Eur. p. 414. Saimd. tir" Sm. t. 28. f. 2. 



28. H. micaceus B. & Br. Pileus 12-8 mm. ()4-*4 in.) broad, 

 hemispherical, at first light yellow then becoming cinereous, 

 wrinkled, micaceous. Stem 18 mm. (^ in.) long, 2 mm. (i lin.) 

 thick, solid, granulated, light yellow then brown downwards. 

 Gills decurrent, pallid umber. 



Mycelium white. The whole plant turns dark brown when dry. When 

 young it looks like a small specimen of Leotia lubrica. 



On clayey soil. Coed Coch, 1878. Oct. 



Name mica, grain, granule. From the micaceous pileus. B. dr" Br. n, 

 1779. 



** Gills itentricose, sinuato-arcuate or plano-adnate. 



29. H. fornicatus Fr. Pileus 2.5 cent, (i in.) high and broad, 

 white or pallid livid, fleshy, but thin, campanulate then expanded, 

 obsoletely umbonate, somewhat repand, viscid, even, smooth. Stem 

 5-7.5 cent. (2-3 in.) long, 6-8 mm. (3-4 lin.) thick, solid or hollow 

 at the very apex, compact, firm, tough, equal, somewhat undu- 

 lated, smooth, shining white. Gills sometimes almost free, some- 

 times slightly adnexed with a small decurrent tooth (sinuato- 

 adnexed\ thick, ventricose, distant, distinct, exceeding the margin, 

 white. 



The structure of the stem and pileus is that of H. pratensis, but it is wholly 

 white, and the attachment of the gills is plainly different. It has occurred 

 with the stem fuscous-squamulose at the base. 



In pastures. Holme Lacy, Herefordshire. Batheaston. Oct. 



Nameforn/x, a vault. Arched. Fr. Monogr. ii. p. 133. Hym. Eur. p. 

 414. B. r= Br. n. 1420. Krombh. t. 25. f. 4, 5. 



30. H. distans Berk. Pileus about 5 cent. (2 in.) broad, white, 

 with a silky lustre, here and there stained with brown, somewhat 

 fleshy, plane or depressed, viscid. Stem white above, cinereous 



VOL. II. F 



