INDEX TO AMERICAN BOTANICAL LITERATURE 107 
Coppedge, R. W. The effect of light on A/e/ilotus alba. Trans. Kan. 
Acad. Sci. 20': 97-105. 1906. 
DeVries, H. Species and varieties: their origin by mutation. Second 
edition. i—xvili. 1-847. portrait. Chicago, 1906. 
Edwards, A.M. ‘The examination of certain infusorial earths or clays 
for the United States Geological Survey. Nuova Notar. 17: 1o2— 
107. Jl 1906. 
Edwards, A, M. The magnesian limestone of New Jersey and the 
search for Bactl/ana in it. Nuova Notar. 17: 174-180. O 1906. 
Fedde, F. Lschscholtsiae generis species novae. II. Repert. Nov. 
Sp. 9: 27, 28. 31 Jl tg06 ;—- HL” Kepert. “Nov. Sp; 3: 3s, 
76. 20 S 1906;—IV. Repert. Nov. Sp. 3: 105. 20 O 1906; 
—V. Repert. Nov. Sp. 3: 183-185. 15 D 1906. 
Includes descriptions of 6 new species. 
Fernald, M.L. An alpine variety of Sodidago macrophylla. Rhodora 
8: 227, 228. 24 D 1906. 
Fernald, M. L. Potamogeton spathaeformis a probable hybrid in 
Mystic Pond. Rhodora 8: 224. 26 N 1906. 
Fernald, M. L. ‘Twelve additions to the flora of Rhode Island. 
Rhodora 8: 219-222. 26 N 1906. 
Fernow, B. E. A survey in the tropics [in the high Sierra Maestra of 
Cuba]. Forestry Quart. 4: 239-258. D 1906. 
Fernow, B. E. List of trees on the Sierra Maestra [Cuba]. Forestry 
Quart. 4: 259-269. D 1906. 
Fink, B. Further notes on cladonias. VIII. C/adonia botrytes, Cla- 
donia caespiticia, and Cladonia delicata. Bryologist 9: 89-91. pi. 
1 N 1906. 
Fink, B. Lichens: their economic réle. Plant World 9: 258-265. 
[D] 1906. 
Gager, C. S. Outline study of seeds and seedlings. Plant World 9: 
208-218. [O] 1906. 
Gager, C. S. Symbiosis in Guanera manicata. Jour. N. Y. Bot. 
Gard. 7: 214-217. f. 7. S 1906. 
Glatfelter, N. M. Preliminary list of higher fungi collected in the 
vicinity of St. Louis, Mo., from 1898 to 1905. Trans. Acad. Sci. 
St. Louis 16: 33-94. 14 Je 1906. 
Greene, E.L. A study of Rhus glabra. Proc. Wash. Acad. Sci. 8: 
167-196. 18 D 1906. 
Includes descriptions of 24 new species. 
