20 



PHYSARUM. 



nutaus. P. 



On decaying wood. Cushings. 



BADHAMIA. 



inaurata. Curr. 



On dead pine bark. Blue Caiion. 



DIACH2EA. 



elegans. Fr. 



On living strawberry leaves. Sao. 



COMATRICHA. 



Friesiana. DeBary. 



On rotten wood. Bi^ Trees, 

 typhina. Roth. 



On dead oak. Colfax. 



STEMONITIS. 



arcyrioiles. Som. 



On oak bark. Blue Canon, 

 ferruginea. Ehr. 



On dead laurel. San Raf. 

 fusca. Roth. 



On cedar bark. Yosernite. 

 globosa. Schum. 



On dead oak. Blue Canon, 

 nigra. Fl. Dan. 



On spruce chips. Blue Carion. 

 obtusata Fr. 



On pinus contorta. Summit, 

 typhoides. D. C. 



On decaying wood. Blue Caiion. 



DICTYDIUM. 



cernuum. Pers. 



On dead pine. Yosernite. 



ARCYRIA. 



nutaus . Fr. 



On dead oak. Sac. 

 punicea. Pers. 



On dead laurel. Angel Is. 



On pine. Yosernite. 

 umbrina. Schum. 



On dead twigs. San Fran. 

 versicolor, n. s. p. Ph. 



On bark sequoia gigantea. Big Trees, 

 vitellina, n. s. p. Ph. 



On pinus contorta. Summit. 



