INDEX TO AMERICAN BOTANICAL LITERATURE 
eae 
(1909-1911) 
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 sense. 
eviews, and papers that relate exclusively to forestry, agriculture, horticulture, 
manufactured products of vegetable origin, or laboratory methods are not included, and 
attempt is made to index the literature of bacteriology. An occasional exception is 
bite in favor of some paper appearing in an American periodical which is devoted 
shelly 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 
to errors or omissions, their kindness will be appreciated. 
This Index is huni monthly on cards, and furnished in this form to subscribers 
at the rate of one cent for each card. Selections of cards are not permitted ; 
subscriber must ae all cards published during the term of his subscription, ager 
spondertte relating to the card issue should be addressed to the Treasurer of the Torrey 
Botanical Club, if 
[Alcocer, G.] Candelilla. Euphorbia cerifera, Alcocer. An. Inst, 
Med. Nac. 11: 155-162. 1911. [Illust.] 
Andrews, F. M. Conjugation of two different species of Spirogyra. 
Bull. Torrey Club 38: 299. 6 Jl 1911. [Illust.] 
Bailey, W. W. Daisies. Am. Bot. 17: 38-40. My 1911. 
Bartlett, H.H. Euphorbia arundelana, an ally of Euphorbia Ipecacuan- 
hae. Rhodora 13: 163-165. f. 7,2. 21 Jl 1911. 
Beal, A. C. Evolution and pollination of the sweet pea. Florists’ 
Exchange 32: 140, 141. 22 Jl 1911. 
Beckwith, F., Macauley, M. E., & Baxter, M. S. Plants of Monroe 
County, New York, and adjacent territory. Supplementary list. 
Proc. Rochester Acad. Sci. 5: 1-38. My 1910. 
Blanchard, W. H. Lycopodium flabelliforme. Rhodora 13: 168-171. 
at JL 1011. 
Bérgesen, F. Some Chlorophyceae from the Danish West Indies. 
Bot. Tidsek, 3X: 127-152. f. I-13. . 1911. 
Includes Caulerpa Vickersti and Enteromor pha chaetomorphoides spp. nov. 
Brand, Decas specierum novarum Hydrophyllacearum in herbario 
Universitatis Berkeley detecta. Repert. Sp. Nov. 9: 385-389. 10 
Je 1911. 
441 
