Genus Hydautn 



GENUS HYDNUM 

 Spreading Hydnum (Edible) 



Hydnum repandum (SEE PLATE FACING PAGE in) 



Cap or Pileus Fleshy, fragile, moist, smooth or somewhat 

 scaly in mature specimens. Variable in colour ; light red, 

 pale buff, or rusty yellow. Convex, plane, or deeply con- 

 cave by the stem becoming 

 hollow. Margins often wavy. 

 1-4 inches broad. 



Teeth or Aculei Pointed, whitish, 

 easily detached, leaving little 

 cavities in the fleshy cap. 



Stem or Stipe Stem solid in young 

 specimens, hollow in older 

 specimens. Surface rather 

 rough ; often eccentric. 1-3 

 inches long. 



./r/^Watery, lighter colour than 

 cap. 



Spores Whitish. 



Time July to October. 



Habitat Woods and open places. 

 Singly or in clusters. The speci- 

 men pictured was found in 

 North Carolina in February. 



Section of H. repandum 



Hydnum rufescens (edible) is redder than the typical form, 

 is smaller and more regular. 



White Hydnum (Edible) 



Hydnum albidum 



Cap or Pileus White, fleshy. 1-2 inches broad. 



Teeth or Aculei White, short. 



Stem or Stipe White, solid, short. 1-2 inches long. 



Flesh White. 



Time]une to August. 



Habitat Thin, wet woods. 



Re.pin'-dfim 



Ru-feV-sns 

 95 



Xl.bf.dfim 



