382 HYDNACE^E Hydnum 



1727. H. sulphureum Schwein. (from the sulphur-colour) a. 



Sub. effused, adnate, membranous, colour paler at marg. and 

 gradually fading into the colours of the bark ; marg. barren, 

 byssoid. Sp. minute, few, subulate. 



Dead wood, birch. Diam. 4 in. The barren spineless form can hardly be 

 distinguished from 1890. 



1728. H. sordidum Weinm. (from the dingy colour ; sordidus^ dirty) a. 

 Sub. effused, thin, mucid, easily separating, dingy yellow ; marg. 



gyroso-porous, sulphur-yellow. Sp. very crowded, somewhat 

 gelatinous, compressed, incised, subacute, colour as Sub. 

 Dead wood. Nov. Diam. 3^ in. Becoming dull-reddish in drying. 



1729. H. viride Fr. (from the colour ; viridis, green) a. 



Sub. effused, thin, softly velvety, somewhat pale leaf-green, 

 becoming yellowish ; marg. in places slightly upturned. 

 Sp. stout, short, somewhat thick, irregular, somewhat incised, 

 colour as Sub. 



Rotten wood, alder. Diam. 3 in. Sometimes effused for 8 to lo in. 



1730. H. limonieolor B. & Br. (from the lemon colour; Citrus 



Limonum, the lemon) a. 

 Sub. adnate, scanty. Sp. crowded, short, acute. Myc. scanty or 



obsolete, when present shining-white. 

 On stone buried amongst pine-leaves. Oct. Diam. 3 in. Distinguished 



from 1736 by the scanty subiculum and the absence of a persistent barren 



white margin. 



1731. H. pinastri Fr. (from the habitat, pines, pinus) a c. 



Sub. effused, membranous, fleecy or minutely hispid, separable, 

 light yellow, ivory or biscuit; marg. lighter, villous beneath. 

 Sp. equal, subulate, acute, in groups, oblique in different 

 directions, pale brown. 



Mossy bark, wood, pine. Diam. 4^ in. 



1732. H. spathulatum Fr. (from the spathulate spines) a. 



Sub. effused, membranous, separable, yellowish ; marg. fimbriate, 

 villous beneath. Sp. very small, oblique, obtuse, orange. 



Dead wood, Robinia; rare. Jan. -Dec. Diam. 3^ in. Often in cracks in 

 bark. 



1733. H. multiforme B. & Br. (from its many forms ; multus, many, 



forma, form). 

 Sub. inseparable, at first wholly barren, then here and there 



fertile, ochreous-white, texture floccoso-mealy ; marg. coarsely 



fibrillose. Sp. very acute, crowded, becoming pallid and 



fimbriate. 

 Dead wood. Very variable, sometimes almost tow-like with margin inflexed. 



Perhaps a Corticium> as the spines when present are barren. 



1734. H. anomalum B. & Br. (from the anomalous spines) a b. 



Sub. thin, gelatinous, pallid, light-yellow. Sp. minute, at first in 

 the form of granules, then stipitate and obtusely divided, few, 

 but here and there more, colour as Sub. 



Rotten wood, ash. Mar. Diam. 2\ in. With immersed ovate or circular 



