June 1902 ] Index to North American Mycology 
81 
Pedicularis racemosa, dead stems, host to Phoma coloradoensis 
Earle n. sp. PI. Bakerianae, 2:27. 25 March 1901. 
Pelodiscus Clements nov. gen. (Pezizaceae). Univ. Nebr. Bat, 
Surv., 5:7. 30 March 1901. 
Pelodiscus miniatus Clements n. sp., on stercorate mud. Univ, 
Nebr. Bot. Surv., 5:8. 30 March 1901. 
Pelodiscus piliseta Clements n. sp., on wet woods. Univ. Nebr, 
Bot. Surv., 5:8. 30 March 1901. 
Peniophora crassa Burt. n. sp., decorticated surface of trunks, 
of pine. An. Rep. N. Y. State Mus., 54:155. 1901. 
Pentstemon, dead leaves and stems, host to Mycosphaerella 
pentstemonis Earle n. sp. PI. Bakerianae, 2:19. 25 March 
1901. 
Perichaena ochrospora Peck n. sp., on bark. An. Rep. N, Y, 
State Mus. 54:156. 1901. 
Peridermium ornamentale Arthur sp. nov., on Abies lasiocarpa 
Nutt. Bull. Torr. Bot. Club, 28:665. Dec. 1901. 
Persia sp., host to Meliola anomala Tracy & Earle n. sp. BulL 
Torr. Bot. Club, 28:184. 
Peziza (Plicaria) elaeoides Clements n. sp., on twigs of Juni- 
perus scopulorum. Univ. Nebr. Bot. Surv., 5 :6. 30 March 
1901. 
Peziza (Plicaria) rosea—lilicana Clements n. sp., on wet sandy 
ground among mosses. Univ. Nebr. Bot. Surv., 5:7. 
Pflanzenkrankheiten, Entgegnung auf Alfred Fischer’s 
“Antwort” in betreff der Existenz von durch Bakteriera 
verursachten. Zweiter Teil. Erwin F. Smith. CentrbL 
Bak. Par. u. Insek. II Abt., 7:88-100, 128-139, 190-199. 11 
pi. 1891. 
Philonthus atriceps Sharp, host to Dichomyces mexicanus Thax- 
ter nov. sp. Proc. Amer. Acad. Arts & Sci., 37:29. June 
1901. 
Pholiota aggericola retirugis Peck 11. var. fallen leaves in woods. 
An. Rep. N. Y. State Mus. 54:167. 1901. 
Phoma coloradoensis Earle n. sp., on dead stems of Pedicularis 
racemosa. PI. Bakerianae, 2:26. 25 March 1901. 
Phoma delphiniicola Tracy & Earle n. sp., on Delphinium (dead 
stems). PI. Bakerianae, 1:36. 22 Feb. 1901. 
Phoma heraclei Earle n. sp., on dead stems of Heraeleum lats- 
atum. PI. Bakerianae, 2:27. 2 5 March 1901. 
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