630 THE FUNGI WHICH CAUSE PLANT DISEASE 



On cowpea and bean in America. Usually causing but slight 

 damage. 



C. vignae Rac. (not E. & E.) is described as injurious to the 

 cowpea in Java.'"* 



C. medicaginis E. & E. 



Spots amphigenous, smoky to black, 0.5-5 mm. in diameter, 

 orbicular, indefinite; conidiophores subhyaline, becoming brown- 

 ish, continuous, geniculate, 35-45 x 4-5 n; conidia cylindric- 

 fusoid, 3 to 6-septate, 40-60 x 3 /x. 



On alfalfa and crimson clover.'^* 



C. aximinensis Br. & Cav. is foimd on sulla leaves; 



C. saccharii Br. d. H. C. longipes Butler, C. acerosum D. 

 & H., C. vaginae '^ and C. kopkei Krug. are on sugar-cane. 



C. capparidis Sacc. is found on caper. 



C. asparagi Sacc. & C. caulicola Wint. affect asparagus. 



C. malkoffi Bubak causes an anise disease in Sadova. 



C. these v. Br. d. H. occurs on tea in India; 



C. violse Sacc. 



Spots amphigenous, rounded, bleached; conidiophores short, 

 simple, greyish, 30-35 x 4 /i; conidia long and slender, rod- 

 shaped, multiseptate, hyaline, 150-200 x 3.5 /x. 



It produces a violet leaf spot.^® 



C. althseina Sacc. occurs on hollyhock. 



Spots amphigenous, brown, 2-4 mm. broad; conidiophores 

 fasciculate, slender, 40 x 5 /i, few-septate, olive brown; conidia 

 apical, cylindric, to obclavate or broadly fu- 

 soid, straight, 40-60 x 5 /i, apically obtuse, 

 2 to 5-septate, hyaline. 

 C. kellermanii Bub. 



Spots amphigenous, irregular, angular, olive- 

 brown, up to 1 cm. across; conidiophores fas- 

 ciculate, slender, few-septate, 150 /x x 4-5 ju, 

 Fio.428.— c.rosfficoia. olive-brown; conidia, filiform, 50-150 x 4-5 n 



After South*orth. 5 ^^ i5.septate, straight or curved, hyaline. 



It also occurs on hollyhock and is nearly related to C. malvarum 

 Sacc. 



C. rosicola Pass.^ 



Spots ochraceous, fuscous-margined, 2-3 nmi. in diameter- 



