INDEX TO AMERICAN BOTANICAL LITERATURE 311 
Elliott, J. A. A mosaic of sweet and red clovers. Phytopathology 
11: 146-148. f. r. Mr 1921. 
Emerson, R. A. Heritable charactersof maize. II. Pistillate flowered 
maize plants. Jour. Heredity 11: 65-76. f. 9-16. 26 Mr 1920. 
Enlows, E.M.A., & Rand, F. V. A lotus leaf-spot caused by Alternaria 
Nelumbii sp. nov. Phytopathology 11: 135-140. pl. 4 +f. TI. 
Mr 1921. 
Etter, B.E. Field-cultures of wood-rotting fungi in agars. Phytopa- 
thology 11: 151-154. Mr 1921. 
Evans, A.W. Tavxilejeunea pterogonia and certain allied species. Bull. 
Torrey Club 48: 107-135. pl. 2 +f. 1-22. 4 Ap 1921. 
Includes 2 new species from Jamaica. 
Eyster, W. H. Heritable characters of maize. VI. Zigzag culms. 
Jour. Heredity 11: 349-357. f. 8-16. 19 Ap 1921. 
Farwell, O. A. Corrections in nomenclature. Rhodora 23: 86, 87. 
28 Ap 1921. 
New combinations in Carex. 4 
Farwell, O. A. Mondo, Adans. Am. Midl. Nat. 7: 41-43. Mr 1921. 
Fassett, N. C. An estuarian variety of Scirpus Smithit. Rhodora 
23: 41-43. 5 Ap 1921. 
Fassett, N. C. Sium suave: a new and an old form. Rhodora 23: 
Tit-113. f. 7, 2: 19 My 192f- 
Includes 2 new names. 
Faweett, H. S. Citrus diseases of Florida and Cuba compared with 
those of California. California Agr. Exp. Sta. Bull. 262: 153-210. 
jf. I-24. I915. 
Fawcett, H. S. Fighting a fungus, Pythiacystis citrophthora, in the 
citrus orchards. Univ. California Jour. Agr. 3: 339-343, 356- 
f. 1-3. My 1916. 
Fernald, M. L. Scutellaria epilobiifolia. Rhodora 23: 85, 86. 28 Ap 
1921. ; . 
Fernald, M. L., & St. John, H. The American variations of Silene 
acaulis. Rhodora 23: 119, 120. 19 My 1921. 
Fernald, M. L., & Weatherby, C. A. Equisetum fluviatile or E. 
limosum? Rhodora 23: 43-47- 5 Ap 1921. 
Fink, B. Notes on the powdery mildews of Ohio. Ohio Jour. Sci. 
21: 211-216. Ap 192!. 
Florin, R. Uber Cuticularstrukturen der Blatter bei einigen rezenten 
und. fossilea Coniferen: Arkiv Bot; 16% 1-32. plea + f- 1-9. 2 
Mr 1920. 
