INDEX TO AMERICAN BOTANICAL LITERATURE 
1917-1919 
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 
Reviews, and pa “pe that relate exclusively to forestry, agriculture, horticulture, 
lactate products of vegetable origin, or laboratory methods are not included, an 
no attempt is made to index the literature 7 Sek tyes An occasional exception is 
made in favor of some paper appearing in an American periodical which is devoted 
at to botany. Reprints are not fe a wl they differ from the original in 
important particular. If users of the Index will call the attention of the editor 
ao 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, Corre. 
spondence relating to the card issue should be addressed to the Treasurer of the Torrey 
Botanical Club 
Andrews, A. L. Bryological notes—V. Scapania nimbosa from Nor- 
way. Torreya 1g: 49-51. 14 My 1919. 
Andrews, E.F. The Japanese honeysuckle in the eastern United States. 
Torreya 19: 37-43. f. 1, 2. 14 My 1919. 
Arthur, J. C. New names for species of Phanerogams. Torreya 19: 
48, 49. 14 My Ig19. 
Arthur, J.C. New wa ag of Uredineae—XI. Bull. Torrey Club 46: 
107-125. 1 My1 
New species are peaeiy in Puccinia (8), Uredo (3), and Aecidium (5). 
Arthur, J. C. Research as a university function. Science II. 49: 
387-391. 25 Ap 1919. 
Beardslee, H. C. A new species of Amaniia. Jour. Elisha Mitchell 
Soc. 34: 198, 199. pl. 30, 31. Mr 1919. 
Amanita mutabilis sp nov. 
Berg, A. A simple method of distinguishing nematode galls of wheat 
from bunted kernels. Phytopathology 9: 181,182.f.7. 2Ap 1919. 
Berry, E. W. Geologic history of the locust and its allies. Plant 
World 21: 284-298. f. r, 2. N 1918. 
Blakeslee, A. F. & Avery, B.T. Mutations in the jimson weed. Jour. 
Heredity 10: 111-120. f. 5-15. 25 Ap 1919. 
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