INDEX TO AMERICAN BOTANICAL LITERATURE 
19 B-) 
e 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 its broadest sense. : 
ews, and papers which relate exclusively to forestry, agriculture, horticulture, 
igi ods are not included, and 
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. rre- 
spondence relating to the card issue should be addressed to the Treasurer of the Torrey 
Botanical Club. 
Arechavaleta, J. Vegetacién Uruguaya. An. Mus. Nac. Montevideo. 
Il. 1: 59-83. f. 1-6. 1911. 
Includes descriptions of 19 new species. 
Bartlett, H. H. Ptelea mollis var. cryptoneura, a wafer-ash of the 
Georgia sand-hills. Rhodora 13: 80-82. 1 My 1Iog1l. 
Benedict, R. C. The genera of the fern tribe Vittarieae: their external 
morphology, venation, and relationships. Bull. Torrey Club 38: 
153-190. pl, 2-8. 5 My I9gII. 
Includes Polytaenium quadriseriatum Benedict sp. nov. and the new subgenus 
Radiovittaria. ‘ 
Benedict, R.C. A new Antrophyum trom Luzon. Am. Fern Jour. 1: 
71-74. pl. 4. 3 My 1911. 
Antrophyum Williamsi Benedict sp. nov. 
Berger, A. Furcraea longaeva Zucc. 
Monats. Kakteenk. 21: 41-43. 15 Mr 1911. 
Bessey, C. E. On the preparation of botanical teachers. Science II. 
33: 633-639. 28 Ap 1911. 
Blewitt, A. E. Some introduced plants of Connecticut. Rhodora 13: 
88-90. 1 My I9gII. 
und F. Bedinghausit C. Koch. 
301 
