44 Journal of Mycology [Vol. 9 
Populus deltoides, host to Dothiorella multicocca E. & B. n. sp. 
Jour. Mycol. 8:174. Dec. 1902. 
Populus monilifera, host to Cercospora sessilis E. & E. n. sp. 
Jour. Mycol. 8:71. June 1902. 
Populus tremuloides, host to Solenopeziza fimbriata E. & B. 
n. sp. Jour Mycol. 8:174. Dec. 1902. 
Poria myceliosa Peck n. sp., forms patches several inches in ex¬ 
tent on much decayed wood of hemlock. N. Y. State Mus. 
Bull. 54:952. Nov. 1902. 
Portulaca oleracea, host to Vermicularia oblongispora E. & 
E. n. sp. Jour. Mycol. 8:73. June 1902. 
Potentilla fruticosa, host to Phragmidium andersoni Shear n. 
sp. Bull. Torr. Bot. Club, 29:453. July 1902. 
Prasiola borealis, host to Guignardia alaskana Reed n. sp. 
Univ. Calif. Publications, Botany, 1 :i6i. 20 Nov. 1902. 
Prenanthes crepidinea, host to Laestadia prenanthis E. & E. 
n. sp. Jour. Mycol. 8:66. June 1902. 
Prenanthes racemosa, host to Puccinia prenanthis-recemosse 
Syd. n. sp. Monogr. Uredin. 1 :i37- 30 June, 1902. 
Prosopis juliflora, host to Phyllosticta juliflora E. & B. n. sp. 
Jour. Mycol. 8:174. Dec. 1902. 
Psathyrella fragilis Earle n. sp. Bull. N. Y. Bot. Garden, 
2:( 344 )- 25 Apr. 1902. 
Pseudopeziza holwayi P. Henn. n. sp., on Gentiana sp. Bei- 
blatt zur Hedwigia, 41: (64). Marz-April 1902. 
Psorotichia squamulosa A. Zahlbr. n. sp., ad saxa granitica. 
Beihefte z. Bot. Centralbi. 13:158. 1902. 
Pteris aculeata Sw., host to Taphrina tonduziana P. Henn. n. 
sp. Beiblatt zur Hedwigia, 41: (104). Mai-Juni 1902. 
Pteris aquilina, dead rhizomes, host to Scleroderma pteridis 
Shear n. sp. Bull. Torr. Bot. Club, 29:451. July 1902. 
Puccinia adenostegise Arthur n. sp., on Adenostegia pilosa (A. 
Gray) Greene (Cordylanthus pilosus Gray). Bull. Torr. 
Bot. Club, 29:231. Apr. 1902. 
Puccinia affinis Syd. n. sp., on leaves of Verbesina trilobata. 
Monogr. Uredin. 1:174. 30 June 1902. 
Puccinia albiperidia Arthur n. sp., on Ribes cynosbati L. [seci- 
diospores], and Carex pubescens Muhl. [teleutospores]. 
Jour. Mycol. 8:53. June 1902. 
