INDEX TO AMERICAN BOTANICAL LITERATURE 405 
Fernald, M.L. Empetrum nigrum L., forma purpureum (Raf.), 
n.comb. Rhodora 25: 83. 24 Ap 192 
Fernald, M. L. The estuarine Bidens of the Miramichi [New 
Brunswick]. Rhodora 25: 43, 44. 6 Mr 1923. 
Bidens hyperborea arcuans, var. nov. 
Fernald, M.L. Another orchid new to New England. Rhodora 
25: 47, 48. 6 Mr 1923 
Habenaria cristata (Michx.) R. Br. in Massachusetts. 
Fernald, M.L. Nomenclatorial transfers in Mariscus. Rhodora 
25: 49-54. 9 Ap 1923. 
Fernald, M. L. The identities of the sand cherries of eastern 
America. Rhodora 25: 69-74. 24 Ap 1923. 
Forbes, R. D. The passing of the piney woods. Am. For. 29: 
131-136, 185-186. Mr 1923.  [Illust.] 
Frost, H. B. Heterosis and dominance of size factors in Rapha- 
nus. Genetics 8: 116-153. f. 1-4. Mr 1923. 
Fuller,G.D. An edaphic limit to forests in the prairie region of 
Illinois. Ecology 4: 135-140. f. 1-3. Ap 1923. 
Gardner, M. W., & Kendrick, J. B. Bacterial spot of cowpea. 
Science II 57: 275. 2 Mr 1923. 
Garner, W. W., & Allard,H. A. Further studies in photoperiod- 
ism, the response of the plant to relative length of day and 
night. Jour. Agr. Research 23: 871-920. pl. 1-19. 17 Mr 
1923. 
Gates, F. C. Influence of moonlight on movements of legu- 
minous leaflets. Ecology 4: 37-39. 21 F 1923. 
Gerry, E. Recent observations on the effects of turpentining 
on the structure of second-growth slash and longleaf pines. 
Jour. For. 21: 236-241. pl. 1, 2. Mr 1923. 
Gleason, H. A. Evolution and geographicai distriLution of the 
genus Vernonia in North America. Am. Jour. Bot. 10: 
187-202. f. 1-3. 18 Ap 1923. 
Gleason, H. A. Wéindsorina, a new genus of Rapateaceae. Bull. 
Torrey Club 50: 147-152. pl. 7. 7 Ap 1923. 
Windsorina, gen. and sp. nov., from Guiana. 
