348 INDEX TO AMERICAN BOTANICAL LITERATURE 
Christ, H. Filices Wilsonianae. Bot. Gaz. 51: 345-359. f. I, 2 
17 My 19g11I. 
Clark, A.H. The ontogeny of agenus. Am. Nat. 45: 372-374. Je1gil. 
Clark, E.D. The nature and function of the plant oxidases. Torreya 
II: 23-31. 14 F 1911; 11: 55-61. 21 Mr 1911;11: 84-92. 19 ApI9QII; 
Ir: 101-110. 17 My ee 
Clements, F. E., Rosendahl, C. O., & Butters, F. K. Guide to the 
spring flowers of Minnesota. Minnesota Plant Studies 1: 1-40+ 
i-v. p 1910. a 
The first edition published Mr 1908. 
Clements, F. E., Rosendahl, C. O., & Butters, F. K. Guide of the 
trees and shrubs of Minnesota. Minnesota Plant Studies 2: 1-28. 
A-second edition published S 1910 adds 7 pages of Introduction with illustrations. 
Clinton, G. P. Oospores of potato blight. Science II. 33: 744-747. 
12 My Ig1t. 
Cook, M. T., and others. Protective enzymes. Science II. 33: 624- 
629. 21 Ap IgIl. 
Daniels, F.P. The Flora of Columbia, Missouri, and vicinity: an eco- 
logical and systematic study of a local flora. Univ: Missouri Stud., 
SCh Ser. = F316. fh. 2. Fa 1907. 
Darling, N. Additions to Hartland flora in 1910. Vermont Bot. 
Club Bull. 6: 19. Ap tort. 
Dismier, G. Revision of the eta species of Philonotis. Bry- 
ologist 14: 44-52. My 1og11 
An English abstract by Piwilacieles E. B, 
Edwards, C. L. The Vienna Institution for experimental biology. 
Pop. Sci. Mo. 78: 584-601. f. 1-18. Je 1911. 
Eggleston, W.W. Habenaria ciliaris in Vermont. Vermont Bot. Club 
Bull. 6: 16; Ap tort. 
Elwes, H. J. Mexican Pinguiculas. Gard. Chron. 49: 292. 13 My 
IQII. 
Essed, E. The Panama disease. Ann. Bot. 25: 343-361. pl. 28, 2 
Ap 1911. 
Essed, E. Rice disease caused by Ustilaginoidella graminicola. Ann. 
Bot, 25: 367, 368. pl. 32. Ap 1911. 
Essed, E. The Surinam disease. A condition of elephantiasis of the 
banana caused by Ustilaginoidella oedipigera. Ann. Bot. 25: 363- 
365. pl. jo. Ap 1911. 
