Sept. 1904 ] Index to North American Mycology 271 
Magnolia, cult., dead limbs, host to Valsaria magnoliae E. & 
E. n. sp. Jour. Mycol. 10:170. July 1904. 
Mahonia, host to Aecidium mexicanum Maublanc n. sp. Bull.. 
Soc. Myc. France, 30:73. 30 April 1904. 
Maize Rust, Aecidium of, see Aecidium of. . . . 
Maize, see Zea mays. . . . 
Maple twigs, host to Sphaeropsis grandinea E. & E. Jour. 
Mycol. 10:167. July 1904. 
Mays, see Zea mays. . . . 
Menispermum canadense, host to Diplodia fairmani E. & E. n.. 
sp. Jour. Mycol. 10:168. July 1904. 
Menziesia ferruginea, host to Tremella (?) phyllachoroidea 
Sacc. n. sp. Alaska, Har. Exped. 5 5 April 1904. 
Merulius alveolaris DC., syn. of Hexagona alveolaris q. v. 
Merulius daedalus Link, syn. of Hexagona daedalea q. v. 
Micropera vaccinii E. & E. n. sp., on old stems of Vaccinium 
corymbosum. Jour. Mycol. 10:169. July 1904. 
Microthyrium harrimani Sacc. n. sp., on fading scales of Tsuga 
heterophylla. Alaska, Har. Exped. 5 ’.26. 5 April 1904. 
Mildews, Powdery, see Powdery Mildews. . . . 
Morgan, A. P. New Species of Pyrenomycetes. . Jour. MycoL 
10:161-2. July 1904. 
Morus alba, host to Dendrochium sepultum E. & E. n. sp. Jour. 
Mycol. 10:167. July 1904. 
Mucronoporus sublilacinus Ell. & Ev., syn. of Hapalopilus sub- 
lilacinus q. v. 
Mucrnoporus tomentosus Ell. & Ev., syn. of Coltricia tomentosa 
q. v. 
Murrill, William Alphonso. The Polyporaceae of North Am¬ 
erica.— VII. The genera Hexagona, Grifolia, Romellia,, 
Coltricia and Coltriciella. Bull. Torr. Bot. Club, 31:325~ 
348. June 1904. 
Murrill, William Alphonso. The Polyporaceae of North Am¬ 
erica.— VIII. Hapalopilus, Pycnoporus and new Mono- 
typic Genera. Bull. Torr. Bot. Club, 31:4i 5-428. Aug. 
1904. 
Mycological Notes. C. G. Lloyd. [Notes of Travel, Geaster 
fornicatus, Erroneous Genera and Species, etc. 272-284.] 
No. 17:173-188. June 1904. 
Myxobacteriaceae, Notes on the. [Also 8 new species.] Ro¬ 
land Thaxter. Bot. Gaz. 37:405-416. PI. XVI-XVIL 
June 1904. 
