CLXII. FUNGI. 785 



Cercospora, Fries. 



Bryonia?, Wakefield. — On leaves of Bryonia laciniosa. 

 Bloxami, Berk, and Br. — On Turnip leaves (Brassica). 

 viticola, Cess. — On Grape-vine leaves. (Fig. 923.) 

 medicaginis. Ell. et Ev. — On leaves of Lucerne (Medicago 



satk'a), causing Leaf Blotch, Beauclesert (H. Tryon). 

 Raciborskii, Sacc. and Syd. — On leaves of Tobacco (Nicotiana 



Tabacum), Bowen district (H. Tryon). Also a pest of 



the Tobacco plant in Java, 

 solanacea, Saee. and Berl. — On leaves of Solanum verbasci 



folium. 

 calamicola, P. Hcnnings. — On leaves of Calamus caryotoiaes. 

 circumscissa, Sacc. — Shot-hole Fungus. On leaves of a 



Plum-tree. (Fig. 924.) 

 armoracias, Sacc. — On Horse-radish leaves (Cochlearia Ar mo- 

 ra cia). (Fig. 925.) 

 nicotiana, Ell. and Ev. — On Tobacco plants, causing Leaf 



Spot or White Spot (Tryon). 

 gossypina, Cke. — On Cotton, 

 coffeicola, Berk, and Cke. — On Coffee. 



sp., Massee. — On leaves of Teucrium argutum, Stannary Hills 

 (Dr. T. L. Bancroft). 



Section Dictyosporce. 



Subsection Micronemea?. 

 Sporodesmium, Link. 



triseptatum, McAlpinc. — On leaf of Lemon. 



sp., E. M. Wakefield. — On dead panicles of Yucca aloifolia 

 (see Appendix ). 

 Macrosporium, Fries. 



commune, Rabh. — On stems and leaves. 



nigricantium, Atks. — On Cotton plants. 



tomato, Cke. and Rav. = M. solani, Cke. — On Tomato fruit 

 (Lycopersicum ). The present fungus, which, as stated,, 

 infests the fruit at about its maturity, has nothing to do 

 with the plants suddenly dying off when in healthy, 

 vigorous growth. These deaths are not, in my opinion, 

 due to any fungus ; it is a mere matter of cause and 

 effect. It will be noticed that at such times there has 

 been an unusual fall of rain, and thus the soil is full of 

 water ; the plants become overcharged with liquid, often 

 far beyond their power of utilisation ; decomposition 

 takes place, and the whole cellular matter of the root 

 and stem forms a rotten mass, generally at the base of 

 stem and upper part of root. From the same cause 

 water-melons die off here and there in a field of these 

 plants, often after an hour's rain. Here the parts 



