16 Transactions Texas Academy of Science. — 1908-1909. 
36. Erysiphe Polygoni DC. 
On Polygonum sp. San Marcos, San Antonio. (21) 
On Oenothera laciniata Hill. Austin. (21) 
On Lupinus Texensis Hook. Austin. (21) 
On Oenothera sinuata L. College Station. (24) 
•On Phaseolus vulgaris L. San Antonio. (21) 
On Pisum sativum L. Austin. (21) 
37. Erysiphe sp. 
On Prospopis glandulosa Torr. Austin, Beeville, Uvalde, San 
Marcos, Cotulla, Luling, Seguin, Cuero, Stockdale, Gonzales, 
Hallettsville, Palfurrias, Skidmore, Kennedy, Floresville. 
(21) 
38. Microsphaera Alni (Wallr.) Wint. 
On Syringa sp. Austin. (21) 
On Gleditschia triacanthos L. College Station. (24) 
39. Microsphaera diffusa Cooke and Peck. 
On Symphoricarpos sp. Austin. (21) 
40. Microthyrium Smilacis Not. 
On Smilax sp. Houston. (8) 
41. Perisporium Wrightii B. & C. 
On Opuntia sp. Austin, Elgin, Round Rock. (21) 
42. Podosphaera leucotricha (E. & E.) Salm. 
On Malus Malus (L.) Britton. Austin. (21) 
43. Sphaerotheca Humuli (DC.) Burr. 
On Rosa sp. San Antonio, Austin. (21) 
On Gilia rubra (L.) Heller. Austin. (21) 
44. Sphaerotheca pannosa (Wallr.) Lev. 
On Rosa sp. Austin. (21) 
45. Uncinula circinata C. & P. 
On Acer saccharinum L. Tyler. (24) 
On Sapindus marginatus Willd. Austin. (21) 
46. Uncinula macrospora Peck. 
On Ulmus alata Michx. Llano. (21) 
47. Uncinula necator (Schw.) Burr. 
On Yitis sp. Texas. (42) College Station. (24) 
48. Uncinula polychaeta Berk. & Curt. 
On Celtis reticulata Torr. Austin, Georgetown, Cuero. (21) 
Order Dothidiales. 
49. Phyllachora graminis (Pers.) Pckl. 
On Andropogon argyraceus Schult. Austin. (21) 
On Andropogon saccharoides Sw. 
