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CLASTEROSPORIEAE. 
Olasterosporium, Schw. 
C. fasciculare, Saccardo. On dead wood. 
C. capsuliferum, Sacc. On Catalpa bignonioides. 
C. Fungorum, Saccardo. On the hymenium of living Corticium 
molle. - 
HELMINTHOSPORIEAE. 
Helminthosporium, Link. 
H. velutinum, Link. On rotten wood. 
H. exasperatum, Berk. Broome. On fading leaves of Dianthus 
deltoides and other caryophyllaceous plants. 
H. macrocarpum, Grev. On dead wood. 
. H. fusiforme, Corda. On wood. 
H. apiculatum, Corda. On wood. 
H. sphaerosporum, Penz. Parasitic on leaves of Clerodendron. 
H. Smithii, Berk. & Broome. On dead holly. 
H. densum, Sacc. & Roum. On dead branch of Morus alba. 
Brachysporium, Saccardo. 
B. stemphylioides, Corda. On dead wood. 
B. apicale, Berk. & Broome. On dead branches. 
B. obovatum, Berk.' On rotten wood. 
B. ellipticum, Berk. & Broome. On rotten wood. 
B. solani, Mont. On fading leaves of Soldanella. 
Cercospora, Fresenius. 
C. Calthae, Cke. On fading leaves of Caltha palustris. 
C. moricola, Cke. On leaves of Morus rubra. 
C. concentrica, Che. On leaves of Yucca Jilamentosa and 
Y. gloriosa. 
Heterosporium, Klotzsch. 
H. echinulatum, Cke. On living leaves of species of Convallaria, 
Scilla, and Smilax. _ When abundantly developed, this species 
proves to be an injurious parasite, destroying the foliage. 
H. variabile, Cooke. On Primula Auricula. 
H. Laricis, Cke. & Mass. On larch leaves. 
H. minutulum, 
m Cke. & Mass. On living leaves of Chamaerops 
humilis, NE — 
