Tharp: Texas Parasitic Fungi 



109 



On living leaves of Croton capitatius Michx., Conroe, Texas, 

 Oct. 29, 1914, /. M. Lewis & B. C. Tharp. 



Cercospora carolinensis sp. nov. 



Spots irregular, amphigenous, brown, imperfectly zonate above, 

 5-10 mm. or more in diameter, margin slightly raised; hyphae 

 amphigenous, densely fasciculate, short, continuous (15-30X4), 

 light-brown; conidia hyaline, 30-130 X 3-4 upward attenuate, 

 4-7-septate. 



On living leaves of Solatium carolinense L., Palestine, Texas, 

 Oct. 30, 1 91 4, /. M. Lewis & B. C. Tharp. 



Cercospora erythrinicola sp. nov. 



Spots amphigenous, circular or subcircular, 5-8 mm. in diam- 

 eter, grayish-brown with darker border, brighter above than 

 below ; hyphae hypophyllous, fascicled, brown, septate, subgenic- 

 ulate, slightly spreading, 40-75 X 5 p ', conidia hyaline, straight 

 or slightly curved, subattenuate, to cylindrical, subtruncate at 

 base, pluriseptate, 45-65 X 4-5 



On living leaves of Erythrina herbacea L., Rockdale, Texas, 

 Oct. 31, 1914, B. C. Tharp. 



Cercospora euphorbiaecola tragiae var. nov. 



Spots amphigenous, grayish-brown above, water-soaked 

 beneath, 3-8 mm. in diameter, marginal or in interior of leaf ; 

 hyphae amphigenous but chiefly hypophyllous, short, 20-30 X 4 

 continuous, densely fasciculate, light-brown ; conidia upward at- 

 tenuate, hyaline or rarely light-brown toward base, 1-5 septate, 

 40-95 X 3 P. 



On living leaves of Tragia nepetae folia Cav., Austin, Texas, 

 Oct. 6, 1914, /. M. Lewis & B. C. Tharp. 



Cercospora ficina sp. nov. 



Spots amphigenous, mottled-rusty-brown above, bright-yellow- 

 brown below, angular, 1-5 mm. in diameter, or greater by con- 

 fluence; hyphae hypophyllous, in spreading fascicles of 10-50, 

 brown, several times septate, subgeniculate, 75-125 X 3-5-4/* ; 

 conidia hyaline, apparently continuous, densely granular-guttu- 

 late, gradually upward attenuate, cycle-shaped or sometimes bent 

 almost at a right angle, 100-175 X 3 ^. 



