256 INDEX TO AMERICAN BOTANICAL LITERATURE 
Darlington, H. T. Contributions to the flora of Gogebic County, 
Michigan. Part I. Michigan Acad. Sci. Rep. 22: 147-176. 
Au 1921. 
Deam, C. C. Plants new to Indiana—IX. Proc. Indiana 
Acad. Sci. 1920: 225-228. 1921. 
Dow, C. M. Anthology and bibliography of Niagara Falls. 
Pp. 1-1423. Albany. 1921.  [Illust.] 
peracki! VI (pages 439-491) gives a chronologic discussion of the “flora 
and fauna 
lacy: J. Anaerobic bacteria in plant tissues. Phyto- 
pathology 11: 344. Au 1921. 
Dupret, H. Notes about the Drepanocladi of the vicinity of 
Montreal, Quebec, Canada. Bryologist 24: 36-39. 21 5 
1921. 
Earle, F. S. S. M. Tracy as a botanist. Torreya 21: 64, 65. 
Au 1921. 
East, E. M. A study of partial sterility in certain hybrids. 
Genetics 6: 311-365. f. 1-17. Jl 1921. 
Studied crosses of Nicotiana. 
Emerson, R. A. Heritable characters of maize—IX. Crinkly 
leaf. Jour. Hered. 12: 267-270. f. 24-26. 23 S 1921. 
Enock, C. R. Natural History [of Peru]. In Enock, C. R., 
Peru 192-205. London. 1908 
Espinosa Bustos, M.R. Una enfermedad grave del trigo Chileno. 
Revista Chilena Hist. Nat 24: 79-86. pl. 34+/.8: 31 Au 1920. 
Essary, S. H. Lespedeza err clover). Univ. Tennessee 
Agr. Exp. Sta. Bull. 123: 1-28. Ap 1921.  [lIllust.] 
Evermann, B. W., & Clark, H.W. The flora of Lake Maxinkuckee 
and vicinity. In Evermann & Clark’s Lake Maxinkuckee 
[Indiana], a physicial and biological survey 2: 117-447. 1920. 
Farwell, O. A. Notes on the Michigan flora—III. Michigan 
Acad, Sci. Rep. 22: 177-185. Au 1921. 
Includes new varieties and forms in various genera. 
Fink, B. The Lecideaceae. [The Ascomycetes of Ohio IV.] 
Ohio Biol. Surv. 2: 334-353. pl. 13. 28 My 1921. 
Includes new species in Lecidea (1), Bacidia (1), Buellia (1), Rhizocarpon (1). 
