THE FUNGI WHICH CAUSE PLAXT DISEASE 



441 



Fistulina Buller (p. 440) 



Sporophore fleshy, laterallj^ short-stipitate, hymcnial sur- 

 face at first granular, then each granule becoming a tube; these 

 ■are approximate but not united; spores bro-^ra in mass. Fig. 314. 



A genus of a half dozen species. 



Fig. 313. — Lcnzitcs betulina. After Clements. 



F. hepatica (Scha.) Fr. 



Cap 8-20 cm. wide, bright-red or red-brown, liver-shaped to 

 shelf-like, more or less lobed, smooth, more or less sticky when 

 wet; flesh containing reddish fibers; stem short, lateral and almost 

 wanting, or sometimes long excentric; tubes pale to yellowish or 



