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INDEX TO AMERICAN BOTANICAL LITERATURE 
(1906) 
The aim of this Index is to include all current botanical literature written by 
Americans, published in papas or based upon American material ; the word Amer- 
ica a used in its broadest sen 
s, and papers which ae exclusively to forestry, agriculture, horticulture, 
Dciasea products of vegetable origin, or laboratory methods are not included, and 
ho attempt is made to index the literature of bacteriology. An occasional exception is 
made in favor of some paper appearing in aa American periodical which is devoted 
wholly to botany. Leprints are not mentioned unless they differ from the original in 
Some important particular. If users of the Index will cal! the attention of the editor 
to errors or omissions their kindness will be appreciated, 
This Index is reprinted 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; each 
subscriber must take all cards published during the term of his subscription. orre- 
spondence relating to the card-issue should be addressed to the Treasurer of the Torrey 
Botanical Club. 
Barbour, J. H. Local variations and other notes on blue eyed grass 
(Sisyrinchium angustifolium). Proc. & Trans. Nova Scotian Inst. 
Sci. 11: 190-192. 6 Je 1906. 
Bush, B. F. Some new Texas plants. Ann. Rep. Missouri Bot. Gard, 
17: 119-125. 6Nt1 
1906. 
New species and varieties in 7racyanthus, Allium, Psoralea (2), Tragia, Lobelia, 
Xanthium, Antennaria, and Silphium. 
Cardot, J. & Thériot, I. On asmall collection of mosses from Alaska. 
Univ. Calif. Publ. Bot. 2: 297-308. f/. 27, 28. 29 D 1906. 
Includes new species in Orthotrichum, Bryum (2), and Hypnum. 
Clinton, G. P. Downy mildew or blight, Phytophthora infestans 
(Mont.) DeBy., of potatoes.—II. Rep. Conn. Agric. Exp. Sta. 
1905: 304-330. p/. 27-25. My 1906. 
Clinton, G. P. Downy mildew, Phytophthora Phaseoli Thaxt., of lima 
beans. Rep. Conn. Agric. Exp. Sta. 1905: 278-303. pl. 20-22. 
My 1906, 
Clinton, G. P, Notes on fungous diseases, etc., for 1995. 
Conn. Agric. Exp. Sta. 1905: 263-277. pl. 13-19- My 1906. 
Demcker," R. Die geographische Verbreitung der amerikanischen 
Cupuliferen und anderer charakteristischer Baiime des Waldes und der 
offenen Landschaft. Mitteil. Deuts. Dendr. Gesells. 15+ 157-173: 
1906 
Rep. 
