ELISHA MITCHELL SCIENTIFIC SOCIETY. 67 



tered, 100-130, black, wall tissue hard, hriitlo, reticulations 

 obscure. Appeiulages twenty to fifty, hyaline, rough, short, 

 flexuous and enlarged tovvard ends, coiled at tips. Asci five to 

 ten, 30-35 x 50-65, ovate, pedicellate. Spores six to eight, 

 about 20. 



On xiescuJus, Wright's Mill, Lee county, Ala., July 5, 1890, 

 1223; August 6, 1890, 1535. 



U. PARVULA C. & P. 



Hypophyllous; mycelium thin. Peri thecia globose, lenticular, 

 80-100, soft, reticulations distinct. Appendages numerous, fifty 

 to one hundred, or more, about equaling diameter of the perithe- 

 cium, or less, arising in crown on upper side, somewhat scattered 

 toward center, hyaline, slender, tips well coiled. Asci four to 

 five, 35-40x50-60, ovate, pedicellate. Spores four to eight, 

 about 20 long. 



On Ctltis occidentalism Columbia, S. C, November 8, 1888, 621 ; 

 Auburn, Ala., autumn, 1889 (Wright's Mill). All the speci- 

 mens were collected on shrubs. 



U. POLYCH^TA (B. & C.) Masse (see Figs. 5, 11, PI. I). 



Syn. Erysiphe polychceta B. & C. Grev. IV, 159, 1876. 



Uncinula Lynchii Speg. Fung. Arg. Pug. II, p. 17. 



Pleochceta Qurtisii Sacc. & Speg. Fung. Arg. Pug. II, p. 44; 

 Sacc. Syll., Vol. I, p. 9 (in part). 



Pleochceta Lynckii Speg. Sacc. Syll., Vol. II, Addend., p. 9. 



Uncinula polychceta Ell. Jour. Mycol. 1886, p. 43 (in part). 



Pleochceta Cartisii Sacc. & Speg, Sacc. Syll. Addit., p. 2 (in 

 j)art). 



Uncinula polychceta T. & G. Bot. Gaz., XIII, p. 29 (in part). 



Uncinula polychceta Masse, Grev. XVII, p. 78, 1889. 



Uncinula polychceta Rav. Fung. Car. ex. fasc. 4, 68. 



Hypophyllous; mycelium in dense, definite patches, or dis- 

 tributed over a large part of the leaf surface. Perithecia gener- 

 ally numerous, scattered, brown, becoming black, globose, lentic- 

 ular, 225-280, reticulations minute. Appendages numerous, 

 two hundred or more, hyaline, about equal to diameter of perithe- 



