INDEX TO AMERICAN BOTANICAL LITERATURE 
1907-1913 
The aim of this Index is to include all current botanical literature written by 
Americans, published in America, or based upon American material ; the word Amer- 
ica being used in the broadest s 
Reviews, and papers that peice exclusively to forestry, agriculture, horticulture, 
manufactured products of vegetable origin, or laboratory methods are not included, an 
gees is made to index the literature of bacteriology. An occasional exception is 
made in favor of some paper appearing in an American periodical which is devoted 
eee to botany. Reprints are not mentioned unless they differ from the original in 
some important particular. If users of the Index will call the attention of the editor 
*o errors or omissions, their kindness will be appreciated. 
This Index is reprinted monthly on a and furnished in this form to subscribers 
at the rate of one’ cent for each card, Selections of cards are not permitted ; each 
subscriber must take all cards published during the term of his subscription, Corre 
spondence relating to the card issue should be addressed to the Treasurer of the Torrey 
Botanical Club, 
Bailey, V. Life zones and crop zones of New Mexico. U. S. Dept. 
Agr. Biol. Surv. N. Am. Fauna 35: 7-100. pl. 1-16 +f. 1-6. 
S 3 1614, 
Bartlett, H. H. Inheritance of sex forms in Plantago lanceolata. 
Rhodora 15: 173-178. 17 O 1913. 
Berry, E. W. Contributions to the Mesozoic flora of the Atlantic 
coastal plain—IX. Alabama. Bull. Torrey Club 40: 567-574. 
15 O 1913. 
Blackader, E. H. The shade trees of Ottawa. Ottawa Nat. 27: 31- 
36. 17 My 1913; 27: 38-40. 12 Jl 1913. 
Blake, S. F. A redisposition of the species heretofore referred to 
Leptosyne. Proc. Am. Acad. Arts & Sci. 49: 335-346. S 1913. 
Includes Stephanopholis gen. nov., Coreopsis parvifolia sp. nov., and many new 
names and combinations. 
Blake, S. F. A revision of Encelia and some related genera. Proc. 
Am. Acad. Arts & Sci. 49: 346-398. pl. 1. S 1913. 
Includes Simsia setosa, S. submollicoma, S. eurylepis, S. jamaicensis, and S. 
triloba, spp. nov. 
Briggs, L. J.. & Shantz,H. L. The water requirement of plants. I, 
Investigations in the Great Plains in 1910 and 1911. U.S. Dept. 
Agr. Plant Ind. Bull. 284: 5-49. pl. 1-11 + f. 1, 2. 16 O 1913; II. 
A review of the literature. U.S. Dept. Agr. Plant Ind. Bull. 285: 
.f. 7-6. 60 1913. 
5-96. f. | gas 
