May 1902 ] Index to North American Mycology 45 
Guttinulopsis clavata Olive nov. sp., or dung of dog. Proc. 
Amer. Acad. Arts & Sci. 37:336. Dec. 1901. 
Guttinulopsis stipata Olive nov. sp., on dung of dog. Proc. 
Amer. Acad. Arts & Sci. 37:336. Dec. 1901. 
Guttinulopsis vulgaris Olive nov. sp., on dung of horse, cow, 
pig, mouse, etc. Proc. Amer. Acad. Arts & Sci. 37:336. 
Dec. 1901. 
Gym nosporangium nelsoni Arthur sp. nov., on Juniperus scop- 
ulorum Sargent. Bull Torr. Bot. Club, 28:665. Dec. 1901. 
Hackberry, see Celtis. 
Halsted, Byron D. Asparagus Rust. Plant World, 4:88-94. 
May 1901. 
Halsted, Byron D. Bean Diseases and Their Remedies. N. 
J. Agr. Exp. Sta. Bull. 151:2-28. 4 pi. 1 June 1901. 
Harshberger, John W. How Fungi gain entrance to living 
trees. Forest Leaves, 8:88-91. Dec. 1901. 
Harshberger, John W. Observations upon the feeding Plas¬ 
modia of Fuligo septica. Bot. Gaz. 31:198-203. March 
1901. 
Hay, G. U. Preliminary List of New Brunswick Fungi 
(Higher fungi only.) Bull. Nat. Hist. Soc., New Bruns¬ 
wick, 4:341-4. 1901. 
Hebeloma albididulum Peck n. sp., among fallen leaves in 
woods. An. Rep. N. Y. State^ Mus. 54:148. 1901. 
Hebeloma album Peck n. sp., among fallen leaves in woods. 
An. Rep. N. Y. State Mus. 54:148. 1901. 
Heliopsis scabra Dunal, host to Puccinia b^tesiana Arthur sp. 
nov. Bull. Torr. Bot. Club, 28:661. Dec. 1901. 
Heller, A. A. Other Porto Rican Fungi. (List.) Muhlen- 
bergia, 1 :18-23. July 1901. 
Heracleum lanatum, dead stems, host to Phoma heraclei Earle 
n. sp. Pi. Bakerianae, 2:27. 25 March 1901. 
Heterosptiaeria fendleraecola Earle n. sp., on Fendlera rupi- 
cola, dead weatherworn twigs. PI. Bakerianae, 2 :g. 25 
March 1901. 
Heydenia trichophora A. L. Smith sp. n., on wood. Jour. Linn. 
Soc. 35:13. 1 April 1901. 
Hibiscus syriacus, host to Uredo hibisci Syd. nov. spec. Bei- 
blatt zur Hedwigia, 40:(129). Sept.-Oct. 1901. 
Hilaria cenchroides and H. mutica, hosts to Claviceps cinereum 
Griffiths n. sp. Bull. Torr. Bot. Club, 28:241. April 1901. 
Holway, E. W. D., see Arthur , /. C., and Holway , E. W. D. 
Holway, E. W. D. Mexican Fungi. III. (List and new spe¬ 
cies by Dietel and Holway of Uromyces, Puccinia, Uredo, 
