94 



Field Columbian Museum — Botany, Vol. i. 



C Menispermi E. & H. 



On leaves Menispermum Canadense. Conidia + 77 x 5 // June 26, 



1894 {hhittall, 1562). 



C. ageratoides E & E. 



On Eupat07-iitm a^^eratoides, Oct. 14, 1894 {Nuitall, 1706). 



C anthelmintica Atk. 



On living leaves Chenopodium anthelmintic 11 111, Oct. 15, 1894 

 {Nut tali, 1713, 601). 



C. Kalmiae E. & E. 



On leaves Kalmia latifolia, Aug. 15, 1893 {Ni/ttall, 1167). 



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



Type habitat: On leaves Onagi-a Incnnis, Oct. 1894 i^Nuttall, 

 discov. 1704, 599). 



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

 3 to 5 X 2 to 3 mm. subconfluent. Hyphae amphigenous, 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 attenuated above, smoky-hyaline, 

 nucleate and faintly 3 to 5 or more septate, 25 to 80 x 2 to 2.5 p. 

 straight or only slightly curved. 



C. Chionanthi E. & E., sp. nov. 



Type habitat: On living leaves CliionantJius Virginica, Sept. 



1895 {Nuttall, discov. 1852, 738). 



Spots variable in shape, subindefinite, dark brown, grayish 

 above, 2 to 4 mm. diameter. Hyphae epiphyllous, cespitose, 75 to 

 150 X 3-5 to 5 ,«, brown, septate, and subgeniculate or subundu- 

 late above. Conidia fusoid or clavate, becoming brown, 3 to 5- 

 septate, 30 to 60 x 4 to 4.5 p.. 



C. septorioides E. & E. sp. nov. 



Type habitat: On leaves Rubiis Canadefisis, Oct. 16, 1894 (Av///- 

 aii, 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. Hyphae epiphyllous, cespitose on a 

 small tubercular base, simple, sub-entire, continuous, brownish, 

 20 to 25 X 3 !J-. Conidia cylindrical, slightly curved, hyaline, 

 nucleate, 35 to 63 x 2 to 2.5 //.. 



Differs from C. Riibi Sacc. in its narrower conidia without 

 septa, and its shorter hyphae. 



C. Rubi Sacc. 



On leaves Riibus Canadensis, Nov. 1894 {N'uttall, 1785, 676). 



C. depazeoides (Desm.) Sacc. 



On Sa nib lie US Canadensis, July 26, 1894 (^N'uttall, 1626). 



C. SiMiLACis Thum. 



On living leaves Sniilax rotundifolia, Monongalia Co., near 

 Camp Eden {Millspaugh). On Sniilax rotundifolia [Nuttall, 1573, 

 533)- 



