38 Journal of Mycology [Vol. 9 
Opuntia ficus-indica, host to Hendersonia opuntiae E. & E. n. 
sp. Jour. Mycol. 8:65. June 1902. 
Opuntia ficus-indica, host to Nectriella cacti E. & E. n. sp. 
Jour. Mycol. 8:66. June 1902. 
Orange stems, host to Corticum dendriticum P. Henn. n. sp. 
Beiblatt zur Hedwigia, 41:(102). Mai-Juni 1902. 
Orton. W. A. The Wilt Disease of the Cow Pea and its Con¬ 
trol. [Neocosmospora vasinfecta var. tracheiphila Erw. 
Sm.] U. S. Dept. Agr. Bureau PI. Industry, Bull. 17:1-22. 
pi. 1-4. 22 Apr. 1902. 
Oryzopsis micrantha (T. & R.) Thurb., host to Puccinia micran- 
tha Griffiths n. sp. Bull. Torr. Bot. Club, 29:299. May 
1902. 
Oxydendrum arboreum, host to Cercospora oxydendri E. & E. 
n. sp. Jour. Mycol. 8:71. June 1902. 
Oxydendrum arboreum, host to Godronia rugosa E. & E. n. 
sp. Jour. Mycol. 8:7o. June 1902. 
Oxypoda sp., host to Monoicomyces oxypodae Thaxter n. sp. 
Proc. Am. Acad. Arts & Sci. 38:10. June 1902. 
Paddock, Wendell. Plant Diseases of 1901. Colo. Agr. Exp. 
Sta. Bull. 69:1-20. 9 pi. March 1902. 
Palmetto logs, soft, host to Ganoderma sulcatum Murrill n. sp. 
Bull. Torr. Bot. Club, 29:6o7- Oct. 1902. 
Panicum amarum Ell., host to Uredo panici Arthur n. sj). Bull. 
Torr. Bot. Club, 29:231. April 1902. 
Panicum sulcatum Aubl., host to Phyllachora graminis panici- 
sulcati P. Henn. n. var. Beiblatt zur Hedwigia 41: (103). 
Mai-Juni 1902. 
Panicum virgatum, host to Metasphaeria subseriata E. & E. n. 
sp. Jour. Mycol. 8:17. May 1902. 
Parasitism of Botrytis cinerea. Ralph E. Smith. Bot. Gaz. 
33:421-436. June 1902. 
Parasitism of Cephalothecium roseum. H. J. Eustace. Science, 
N. S. 16:747-8. 7 Nov. 1902. 
Parmelia, see Lichens Parmelia, Illustrated. 
Paspalum notatum, host to Sphacelotheca paspali-notati (Henn.) 
Clint, n. sp. (Ustilago paspali-notati Henn. Herb. Holway). 
Jour. Mycol. 8:140. Oct. 1902. 
Passalora fasciculata (C. & E.) Earle n. n. [Fusicladium 
fasciculatum C. & E., etc.] Torreya, 2:159-160. October 
1902. 
