INDEX TO AMERICAN BOTANICAL LITERATURE 387 
Campbell, D. H. The origin of the Hawaiian flora. Mem. Torrey 
Club 17: 90-96. 10 Je 1918. 
Candolle, C. de. The Hawaiian peperomias. College Hawaii Publ. 
Bull. 2: 5-38. 16 O 1973. 
Cannon, W. A. Relation of the rate of root growth in seedlings of 
Prosopis velutina to the temperature of the soil. Plant World 
40. 320-333. J. 1-3.. O 1917. 
Chavarria, A. P, Apuntes para el estudio de la flora nacional. Bol. 
Soc. Cien. Nat. Inst. La Salle 6: 135-138. O 1917. 
Cobb, F., & Bartlett, H. H. Purple bud sport on pale flowered lilac 
(Syringa persica). Bot. Gaz. 65: 560-562. f. 1. 18 Je 1918. 
Coblentz, W. W. The exudation of ice from stems of plants. Mo. 
Weather Rev. 42: 490-499. f. 1-18, Au 1914. 
Cooper, J. R. Studies of the etiology and control of blister canker on 
apple trees. Nebraska Agr. Exp. Sta. Research Bull. 12: 1-117. 
pl. 1-24. 15D 1917. 
Cortes, S. Flora de Colombia. Rev. Médica de Bogota 34: 523-528. 
oS aa 
Includes a. tricolor and Dimorphylia iconongiana, gen. et spp. nov. 
Demarest, S. A. A sketch of the life of Coe Finch Austin. Mem. 
Torrey Club 17: 31-38. 10 Je 1918. 
Dodge, B. O., & Adams, J. F. Some observations on the development 
of Peridermium Cerebrum. Mem. Torrey Club 17: 253-261. 
pl. 4-6 + f.I~3. to Je 1918. 
Dodge, C. K. Catalog of plants. Michigan Geol. & Biol. Surv, 
Publ. 4: (Biol. 2) 65-120. 1911. 
Duggar, B. M. The physiological effects of shading plants. Proc. 
Soc. Hort. Sci. 1903-1904: 15-26. 1905. 
Evans, A. W. The air chambers of Grimaldia fragrans. Bull. Torrey 
Club 45: 235-251. f. 1-14. 20 Je 1918. 
Farwell,O.A. Sisyrinchium Bermudiana. Mem. Torrey Club 17: 82, 
83. 10Jerg18. : 
Fawcett, W., & Harris, W. Elementary notes on Jamaica plants—V. 
Jamaica Bot. Dept. Bull. 9: 145-148. pl. 5-7. O 1902. 
Flint, E. M. Structure of wood in blueberry and huckleberry. Bot. 
Gaz. 6§: 556-559. pl. ro, rz. 18 Je 1918. 
Graff, P. W. Philippine micromycetous fungi. Mem. Torrey Club 
17: 56-73. 10 Je 1918. 
Ascophanus verrucosporus, Meliola Litseae, Phyllosticta Brideliae and Actinotiy- 
rium Hopeae, spp. nov., are described. 
