INDEX TO AMERICAN BOTANICAL LITERATURE 
(1912) 
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 papers that eluts pega to forestry, agriculture, horticulture, 
manufactured products of vegetable origin, aboratory methods are not included, and 
no atternpt i 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 
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 ; 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 
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Abbott, C.C. Ten years’ diggingsin Lenapé Land. pp. 1-191. 1912. 
Contains notes on plants used for making paints, etc 
€s,O. Notes on Philippine orchids with descriptions of new species, 
IV. Philip. Jour. Sci. 7: (Bot.) 1-27. Ap 1912. 
Includes 27 new species in Habenaria (4), Tropidia (1), Oberonia (4), Phaius (1), 
Calanthe (2), Eulo phia (1), Dendrobium (5), Phreatia (4), Eria (1), Bulbophyllum 
(2), and Dendrochilum (2). 
er, A. Ein kleiner Beitrag zur Nomenklatur einiger Opuntien. 
Monats. Kakteenk. 22: 89-91. 15 Je 1912. 
erry, E. W. Correlation of the Virginia coastal plain formations. 
Virginia Geol. Surv. Bull. 4: I9I-199. I912. 
»E.W. Notes on the genus Widdringtonites. Bull. Torrey Club 
39: 341-348. pl. 24, 25 + f. 1. 23 Jl 1912. 
Bitter, G. Solana nova vel minus cognita. I. Repert. Sp. Nov. 10: 
529-565. 10 Je 1912; II. Repert. Sp. Nov. 11: 1-17. 1 Jl 1912. 
Include Many new species and varieties from Mexico and South America. 
A. E. Introduced plants new to Connecticut. Rhodora 14: 
163, 164. 20 Jl 1912. 
ie, W.T. A precision auxanometer. Bot. Gaz. 53: 504-509. f. I, 2 
17 Je 1912, 
aa e S. Plantae Mexicanae Purpusianae, IV. Univ. Calif. 
4: 269-281. 26 Je 1912. 
sala asl of 30 new species. 
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