Index to recent Literature relating to American Botany 
Abrams, L. R. New Southern California Plants. Bull. So. Cal. 
Acad. Sci. 2: 41, 42. 31 My 1903. 
Includes descriptions of Chetranthus suffrutescens sp. nov..and Cotyledon nudicaule 
sp. nov. 
Bailey, L.H. Some Recent Ideas on the Evolution of Plants. Sci- 
ence, II. 17: 441-454. 20 Mr 1903. 
Bissell, C. H. Ajuga Genevensis in New England. Rhodora, 5: 154. 
3 My 1903. . 
Blankinship, J. W. The Plant-formations of Eastern Massachusetts. 
Rhodora, 5: 124-137. 3 My 1903. 
Blasdale, W. C. On a Rust of the Cultivated Snapdragon. Jour. 
Mycol. 9: 81, 82. 29 My 1903. 
Britton, N. L. A New Species of Urera. Torreya, 3: 90, 91. 12 
Je 1903. 
U. magna, native of the island of St. Kitts. 
Bush, B. F. A List of the Ferns of Texas. Bull. Torrey Club, 30: 
343-358. 11 Je 1903. 
Cockerell, T. D. A. Notes on New Mexico Oaks. Torreya, 3: 83-86. 
12 Je 1903. 
Collins, F. S. Lorin Low Dame. Rhodora, 5: 121-123. fortrait. 
3 My 1903. 
Cook, 0. F. Types of Pre-Linnaean Genera. Science, II. 17: 350- 
352. 27 F 1903. 
Davidson, A. New Plant Records for Los Angeles County, Part IT. 
Bull. So. Cal. Acad. Sci. 2:43. 31 My 1903. 
Durand, E. J. The Genus Savcosoma in North America. Jour. My- 
col. 9: 102-104. 29 My 1903. 
Describes three species, of which two are new. 
Duvel, J. W. T. Seeds Buried in the Soil. Science, Il. 17: 872, 
873-29 My 1903. 
Earle, F. S. A Key to the North American Species of Panus. Tor- 
reya, 3:86, 87... 12 Je.1903. 
Eaton, A. A.  /soetes riparia Canadensis and Isoetes Dodget. Bull. 
Torrey Club, 30: 359-362. 11 Je 1903. 
Ellis, J. B. & Kellerman, W. A. Two New Species of Cercospora. 
Jour. Mycol. 9: 105. f. z, 2. 29 My 1903. 
C. aesculina and C. guttulata. 
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