ADDITIONS TO THE LIST OF PLANT DISEASES. 329 



CUCUMBER, {Cucumis sativus L.) 

 Leaf spot. 



Cercnspora Cucurbitae E. & E. Marshall, St. Joseph, Sept., 1916. 

 This disease was found in a number of fields but was not of great economic 

 importance as it produced only an occasional spot on the leaves. (See also 

 under gourd, nuiskmelon and squash). 

 CURRANT, RED {Ribes vulgare Lam.) 

 Leaf spot. 



Cercospora amjulata Wint. Tippecanoe, Sept., 1916 (J. C. Summers). 

 DILL, {Anethum graveolens L.) 

 Phonia disease. 



Phoma Anethi SiSbce. Marshall, Sept., 1915. Every plant was severely 

 diseased in a field near Plymouth, Ind. 

 EGG PLANT, {Sola7ium melange na L.) 

 Leaf spot. 



Phyllosticta hortorum Speg. Marshal!, August, 1916. 

 GINSENG, {Panax quinquefolium L.) 

 Alternaria blijiht. 



AHernaria panax Whet. Green, July, 1911 (D. W. Solliday). 

 GOURD, (C.ucurbila Pepo L. a,nd Lag enaria vulgaris Ser.) 

 Leaf spot. 



Cercospora Cucurbitae E. & E. Marshall, Sept., 1916. (See also imder 

 cucumber, muskmelon and squash). 

 Anthracnose. 



Colletotrichum Lagenarium (Pass.) E. & H. Marshall, August, 1916. 

 Around Plymouth, Ind., this disease was very severe on both leaves and 

 fruit during the past season. This fungus was also collected at Plymouth, 

 August, 1916, on the following hosts: Chinese watermelon (Benincasa 

 Cerifera Savi), mango melon {Cucumis Melo var. Chito Naud.), balsam 

 apple {Momordica Balsamina L.), and balsam pear (Momordica Charantia 

 L.) See also under citron and pomegranite melon). This disease has 

 been reported previously on cucumber, muskmelon and watermelon.^ 

 HOLLYHOCK, {Althea rosea Cav.) 

 Leaf spot. 



Cercospora kcllermani Bub. Boone, August, 1916 (P. S. Lowe.) 

 HORSERADISH, {Radicula amnracia L.) (Rob.) 

 Leaf spot. 



Macrosporium herculeum E. & M. Marshall, August, 1916. This 

 disease was quite severe last season. 

 LIMA BEAN, {Phaseolus lunatus var. macrocarpusB^^Jvth.) 

 Blight. 



Bacterium Phaseoli E. & F. Sm. Marshall, Starke, Sept., 1916. This 

 disease almost ruined the crop in some gardens near Plymouth, Ind., last 

 year. (See also imder bean.) 

 3. Pipal, F. J. lad. Acad. Sci. Proc. 1915. 



