Sept. 1904] Index to North American Mycology 
267 
Harpochytrium hidenii Wille. [Occurrence at Ithaca, N. Y. 
Atkinson.] Ann. Mycolog. 1:50c). Nov. 1903. Jour. My- 
col. 10:8. Jan. 1904. 
Harpochytrium hyalothecae Lag. [Occurrence at Ithaca, N. 
Y. Atkinson.] Ann. Mycolog. 11500. Nov. 1903. Jour. 
Mycol. 10:7. Jan. 1904. 
Harpochytrium intermedium Atkinson n. sp., on Conferva utri- 
culosa. Annales Mycologici, 1:5oo. PI. 10. Fig. 22, 23. 
Nov. 1903. [Issued 10 Dec. 1903.] Jour. Mycol. 10:7. 
Jan. 1904. 
Harriman Expedition, see Alaska, Har. Exped. . . . 
Harris, Carolyn W. Lichens — Peltigera. [Popular descrip¬ 
tions and (3) figures of 8 species.] Bryologist, 7:1-4. 
Jan. 1904. 
Hebeloma socialis Peck n. sp., among short grass in pastures 
and golf ground. N. Y. State Mus. Bull. 75:15. 1904. 
Hedgcock, Geo. G. Proof of the Identity of Phoma and Phyl- 
losticta on the Sugar Beet. Jour. Mycol. 10:2-3. Jan. 1904. 
[Abstract in Science N. S. 19:172. 29 Jan. 1904.] 
Hedgcock, G. G. A Note on Rhizoctonia. [Bean crop.] Sci¬ 
ence, N. S. 19:268. 12 Feb. 1904. 
Helianthella nevadensis Greene, host to Puccinia helianthellae 
Arthur n. sp. Bull. Torr. Bot. Club, 31:5. Jan. 1904. 
Helotium alaskae Sacc. n. sp., on decaying decorticated wood. 
Alaska, Har. Exped. 5 :25. 5 April 1904. 
Hendersonia coffeae Delacroix n. sp., in ramis floriferis Coffeae 
arabicae. Bull. Soc. Myc. France, 20:145. 20 July 1904. 
Hepatics on trunks of living beech trees, host to Chondromyces 
muscorum Thax. n. sp. Bot. Gaz. 37:412. June 1904. 
Heracleum, dead stems, host to Sphaerographium abditum 
Sacc. & Scalia n. sp. Alaska, Har. Exped. 5 :i8. 5 April 
1904. 
Heracleum lanatum Mx., host to Puccinia bakeriana Arthur n. 
sp. Bull. Torr. Bot. Club, 31 '.4. Jan. 1904. 
Heteropteris postillaria Wats., host to Puccinia rubricans Hol- 
way, n. sp. Jour. Mycol. 10:165. July 1904. 
Hexagona, see Polyporaceae of North America — VII. The 
genera. . . . 
Hexagona alveolaris (DC.) Murrill n. n. [Merulius alveolaris 
DC., Hexagona mori Poll., Boletus arcularius Schw., Can- 
tharellus alveolaris Fr., Favolus canadensis Kl., F. europaeus 
Fr., F. ohioensis Berk. & Mont., Favolus alveolaris Quel.] 
Bull. Torr. Bot. Club, 31 ‘.327. 
