338 INDEX TO AMERICAN BOTANICAL LITERATURE 
Borgesen, F. Some new or little known West Indian Florideae. Bot. 
Tidsskr. 30: 1-19. pl. 1, 2+f.1-r1r. 23 O 1909. 
Includes new species in Chantransia (2), Nemalion (2), Callithamnion, and Sei- 
rospora. 
Bouly de Lesdain, M. Notes lichénologiques. No. X. Bull. Soc. Bot. 
France 56: vise 2 D 1909. 
Includes 8 n n species in Gyalolechia, Aspicilia, Psora, a To- 
ninia, Heppia, intone and Pharcidia 
Britton, N. L., & Rose, J. N. The genus Cereus and its allies in North 
America. Contr. U.S. Nat. Herb. 12: 413-437. pl. 61-76. 21 Jl 1909. 
Bush, B. F. The Missouri saxifrages. Rep. Missouri Bot. Gard. 20: 138- 
140. 1909. 
Cannon, W. A. Studies in heredity as illustrated by the trichomes of 
species and hybrids of Juglans, Oenothera, Papaver and Solanum. i-iii — 
+ 1-67. pl. r-10+f. 1-21. Washington, D.C. 1909. 
Carnegie Inst. Washington, Publ. no. 117. 
Cannon, W.A. The root system of Cereus kn In Spalding, V. M., 
Distribution and movements of desert plants, 59-66. pl. 24 +f. 2. 
Washington, D. C. 22 O 1909. 
Carnegie Inst. Washington, Publ. no. 113. 
Christ, H. Polypodiaceae II. [In Hassler, Ex herbario Hassleriano: 
Novitates paraguarienses. III.] | Repert. Nov. Spec. 7: 374, 375. 15 
I 
Dryopteris amambayensis sp. nov. 
Christensen, C. On Stigmatupteris, a new genus of ferns with a review of 
its species. Bot. Tidsskr. 29: 291-304. f. 1-15. 25 My 1909. 
Collins, G. N. Apogamy in the maize plant. Contr. U. S. Nat. Herb. 12: 
453-455. bl. 84, 85. 21 Jl 1909. 
Costerus, J. C., & Smith, J. J. Studies in tropical teratology. Ann. Jard. 
Bot. Buitenzorg 23: 1-19. pl. 1-18. 1909. _ 
Coulter, J. M., & Nelson, A. New manual of botany of the Central Rocky 
Mountains (vascular plants). 1-646. New York, Cincinnati, and Chi- 
cago. [22 D 1909.] 
Coulter, J. M., & Rose, J. N. Supplement to the monograph of the North 
American Umbelliferae. Contr. U. S. Nat. Herb. 12: 441-451. pl. 82, 
83. 21 Jl 1909 
Dandeno, J. B. Investigation on the toxic action of Bordeaux mixture. 
Rep. Mich. Acad. Sci. 11: 30-32. 1909. 
7 Dandeno, J.B. Mutual interaction of plant roots. Rep. Michigan Acad. 
Sei. 82°24, 25. J. 7, 2. 5000. 
