HYDNUM. 151 



■when young, then irregularly scaly ; spines greyish-brown, 

 tips whitish ; stem white, short, thinner at base ; spores 

 subglobose, 5-6 fj. diam. 



Hydnuin squamosum, Schaeif., t. 273 ; Stev., Fung., p. 234. 



On the ground amongst pines, &c. Flesh whitish, pileus 

 smooth when young. 



Hydnum scabrosum. Fries. 



Pileus 3-4 in. across, very fleshy, turbinate, then plane, 



rustj'-umber, tomentose, then rough, with crowded squa- 



mules; stem about 1 in. long and thick, grey, blackish at 



base, equal, or thinner below ; spines crowded, about ^ in. 



long, awl-shaped, rusty-brown, tips pale; spores 4-5 /a diam. 



Hydnum scabrosum, Fr., Epicr., p. 505 ; Stev,, Fung., p, 235, 



On the ground amongst pines, &c. Flesh white, spines at 



first greyish brown. 



Hydnum laevigatum. Swartz. 



Pileus 4-7 in. broad, fleshy, compact, umber, even, very 

 smooth ; spines crowded, thin, about ^ in. long, pale brown ; 

 stem pale brown, variable in length and thickness, often 

 short and stout; spores 10-15 yx long. 



Hydnum laevigatum, Swartz, in Vet. Akad. Handl., 1810, 

 p. 243 ; Stev., Fung., p. 235. 



On the ground in pine Avoods. Allied to Hydnum fraijile, 

 with which it was at one time included by Fries, the latter, 

 however, is quite distinct in its softer substance, pileus at 

 first pubescent, then rugulose, repand margin that is some- 

 times lobed, &c. 



Hydnum. fragile. Fr. 



Pileus 4-7 in. across, fleshy, fragile, unequal, margin 

 waved and lobed, pale at first, then grey or often brick-red, 

 at first pubescent, becoming smooth, but often minutely 

 squamulose or wrinkled ; flesh soft, grey, zoned ; spines ^— f 

 in. long, slender, fragile, whitish, then grey, scarcely decur- 

 rent ; stem smooth, grey, short and thick or elongated. 



Hydnum fraijile, Fries, in Vet. Akad. Fcirh., 1851, p. 51 ; 

 Stev., Fung., p. 235. 



On the ground amongst pines, heather, &c. The pileus is 



