WEST \IRGINIA GEOLOGICAL SURVEY 39 



C. ACALYPHAE Peck. 



On leaves Acal\[<ha Virginica, Oct. 3, 1894 {Nnttall, 

 1691). 

 C. Ampelopsidis Peck. 



On Parthcnocissus qninquefolia. Conidia+40 x 3 /i, June 

 30, 1894 {Nuttall, 1578). 

 C. Menispermi E. & H. 



On leaves Menispcrmum Canadense. Conidia-l-77 x 5 /< 

 June 26, 1894 (Nuttall, 1562) 

 C. Ageratoides E. & E. 



On Eupatoriwn ageratoides, Oct. 14, 1894 {Nuttall, 1706). 

 C. Anthelmintica Atk. 



On living leaves Chenopodinm anthclininticiim, Oct. 15, 

 1894 (Nuttall, 1713, 601) 

 C. Kalmiae E. & E. 



On leaves Kalmia latifolia, Aug. J5, 1893 (Nuttall, 1167). 

 C. Oenotherae E. & E., Proc. Phila. Acad., 1894, 380. 



Type i-iabitat : On leaves Onagra biennis, Oct., 1894 

 (Nuttall, discov. 1704, 599) 



Spots irregular, mostly elongated, grayish-brown, sub- 

 angular, 3 to 5 X 2 to 3 mm. subconfluent. Hyphas amphi- 

 genous, sub-hyaline, continuous or faintly i to 2 septate, 

 15 to 20 X 3 ;«, in minute scattered tufts, few in a tuft, 

 spreading subundulate. Conidia linear or only slightly at- 

 tenuated above, smoky-hyaline, nucleate and faintly 3 to 5 

 or more septate, 25 to 80 x 2 to 2.5 /* straight or only 

 slightly curved. 

 C. Chionanthi E. & E., Field Mus. Bot., i 194 (1896). 



Type habitat: On living leaves Chionanfhiis Virginica, 

 Sept., 1895, (Nuttall, discov. 1852, 738). 



Spots variable in shape, subindefinite, dark brown, gray- 

 ish above, 2 to a mm. diameter. Hyphje epiphyllous, ces- 

 pitose, 75 to 150 X 3.5 to 5 ft, brown, septate, and sub- 

 geniculate or subundulate above. Conidia fusoid or clavate, 

 becoming brown, 3 to 5-septate, 30 to 60 x 4 to 4.5 jx. 

 C. septorioides E. & E. Field Mus. Bot., i :94 ( i8g6) . 



Type habitat: On leaves Rubus Canadensis. Oct. 16, 

 1894 (Nuttall, discov. 1725, 610). 



Spots dirty-brown, irregular, subangular, more or less 

 limited by the veinlets, 2 to 3 mm. diameter, definite, but 

 without any differently colored border. Hyphas epiphyllous, 

 cespitose on a small tubercular base, simple, sub-entire, con- 

 tinuous, brownish, 20 to 25 x 3 /x. Conidia cylindrical, 

 slightly curved, hyaline, nucleate, 35 to 63 x 2 to 2.5 /*. 



Differs from C. Rubi Sacc. in its narrower conidia with- 

 out septa, and its shorter hyphse. 



