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. 33 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 10 in. 



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



Liinoiiuin, 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, piuus) 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 ; multits, 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 Corticiutn, as the spines when present are barren. 



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



Sub. thin, gelatinous, pallid, light-yellow. ,5^. 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 



