POI.YPORUS. 133 



P, eleg^ans. Fr. Elegant Polyporns. 



PileUS, fleshy, soon becoming woody, expanded, even, 

 smooth, pallid. 



Pores, plane, minute, subrotund, pallid, yellowish white. 

 Stem, excentric, even, smooth, pallid, base from the first 



abruptly black. 



Common on rotten branches lying on the ground all throughout the 

 Valley. 



Section 3. Marisma. Divided into numerous pileoli. 



P. anax. Berk. 

 Pileoli, very numerous, brittle, dimidiate expanded, at 

 length spathulate, even, alutaceous. 



Pores, firm, obtuse, shallow, white, then brownish. 

 Stems, or branches united into a very short trunk. 



This species is often confounded with the old P. intybaceous, which 

 has the spores oval, whereas our species has them round. 

 Common in chaparral ridgewoods. 



P. giganteus. Fr. 



Pileoli, imbricated, fleshy, tough, somewhat coriaceous, 

 flaccid, somewhat zoned, bright brown, then dark brown, 

 depressed behind, pileoli very numerous. 



Pores, minute, shallow, round, pallid, at length torn. 



Stem., branched, connate fi-om a common tuber. 



This is perhaps the largest fungus growth to be found in our Valley. 

 I found specimens three feet or more in diameter growing on stumps. 

 The flesh turns fuscous when bruised. 



Common in nea ly every wood in the Valley. 



P. Berkley!. Fr. 

 Pileoli, fleshy, tough, becoming hard and corky, large, 

 many in a head, subzonate, alutaceous. 



