INDEX TO AMERICAN BOTANICAL LITERATURE 
1914-1919 
The aim of this Index is to include all current botanical literature written by 
Americans, published in seas: or based upon American material ; the word Amer- 
ica being used in the broadest s 
Reviews, and papers that oe exclusively to forestry, agriculture, horticulture, 
manufactured products of vegetable origin, or laboratory methods are not included, and 
no attempt is made to index the literature of bacteriology. An occasional exception is 
de in favor of some paper appearing in an American periodical which is devoted 
wholly 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 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; eac 
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 
Acree, S. F. Destruction of wood and pulp by fungi and bacteria. 
Pulp & Paper Mag. 17: 569-571. 17 Jl 1919. 
Allen, C. E. The basis of sex inheritance in Sphaerocarpos. Proc. 
Am. Philos. Soc. 58: 289-316. f. 1-27. 1919. 
Allen, C. L. Bulbs and tuber-rooted plants. i-vi + 1-311. New 
York. 1919. [Illust.] 
Arthur, J.C. Errors in double nomenclature. Bot. Gaz. 68: 147, 148. 
15 Au 1919. 
Bachmann, F. M. Vitamine requirements of certain yeasts. Jour. 
Biol. Chem. 39: 235-257. S 1919. 
Bailey, I.W. Phenomena of cell division in the cambium of arborescent 
gymnosperms and their cytological significance. Proc. Nat. 
Acad, Sci: §: 283, 284. fi 7. Jl r9r9. 
Bassler, H. A sporangiophoric lepidophyte from the Carboniferous. 
Bot. Gaz. 68: 73-108. pl. 9-11. 15 Au 191 
Includes 7 new species in Cantheliophorus. 
Beaumont, A. B. Studies in the reversibility of the colloidal condition 
ee gee ae Agr. Exp. Sta. Mem. 21: 479-524. Ap 1919. 
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