28 



TUBERCULARIA. 



nigricans. Lk. 



On dead fir bark. Big Trees, 

 vulgaris. Tode. 



On locust. Sac. 



FUSARIUM. 



personatum. n. sp. Cke. 



On dead laurel leaves. San Raf. 



Order XX. DEMATIEI 



HELMINTHOSPORIUM. 



delicatulum. B. & Br. 



On urnbelliferae. Sac. 

 macrocarpum. Grev. 



On dead twigs. Sac. 

 nanum. Nees. 



On dead herbs. Sac. 

 rhabdiferum. B. & Br. 



On ripe peaches. Sac. 

 turbinatum. B. & Br. 



On dead wood. Blue Canon, 

 velutinum. Lk. 



On dead twigs. San Raf. 



CERCOSPORA. 



s-s inquinans. n. sp. Cke. 



On gymnocarpus. San Raf. 



RAMULARIA. 



obovata. Fckl. 



On leaves rumex. Sac. 



MACROSPORIUM. 



brassicae. B. 



On decaying cabbage leaves. Sac. 



POLYTHRINCIUM. 



trifolii. Kze. 



On dead clover leaves. Sac. 



CLADOSPORIUM. 



delicatulum. Cke. 



On dead leaves. San Fran, 

 dendriticum. "Wall. 



On pear leaves. Sac. 



