INDEX TO AMERICAN BOTANICAL LITERATURE 449 
Copeland, E. B. The genus Thayeria. Philip. Jour. Sci. 7: (Bot.) 
41-43. pl. 1. Ap 1912. 
Crandall, W. C. The kelps of the southern Californian coast. 62d 
Congress, 2d Session, Sen. Doc. 190: 209-213. I912. 
Darling, C. A. Key to the wild and cultivated trees in autumn. 
Torreya 12: 155-164. 11 Jl 1912. 
Darling, N. Additions to Hartland flora in 1911. Bull. Vermont Bot. 
Club 7: 13, 14. My 1912. 
ing, N. Two distinct forms of Erythronium americanum. Bull. 
Vermont Bot. Club 7222.) 3OL9. 
Davis, B. M. Genetical studies on Oenothera. III. Further hybrids of 
Oenothera biennis and O. grandiflora that resemble O. Lamarckiana. 
Am. Nat. 46: 377-427. f. 1-15. Jl 1912. 
eutsch, H. A study of Targionia hypophyila. Bot. Gaz. 53: 492- 
503. f. 1-13. 17 Je 1912. 
Dodge, B. O. Artificial cultures of Ascobolus and Aleuria. Myco- 
logia 4: 218-222. pl. 72, 73. -Jl19t2. 
Notes on cultures of Aleuria umbrina Boud. and Ascobolus magnificus sp. nov. 
Dutton, D. L. Lichen flora of Vermont. Bull. Vermont Bot. Club 
7: 23-25. My 1912. 
Dutton, D. L. Rare plants from Brandon and vicinity. Bull. Vermont 
Bot. Club 7: 15, 16. My 1912. 
Eggleston, W. W. Plants to be looked for in Vermont. Bull. Ver- 
mont Bot. Club 7: 17-20. My 1912. 
eston, W.W. Reminiscences of Cyrus G. Pringle. Bull. Vermont 
Bot. Club 7: g—ry. My 1912. 
Elmer, a0, ¥. Two score of new plants. Leaflets Philip. Bot. 4: 
475-1520. 20 Ap 1912. 
Fairchild, D. Plant introduction for the plant breeder. Yearbook 
Pa U.S. Dept. Agr, IQII: 411-422. pl. 43-48 + f. 13. [Jl] 1912. : 
iencan H. S. The cause of stem-rot of citrus fruits (Phomopsis 
Citri n, sp.). Phytopathology 2: 109-113. pl. 8,9. Je 1912. 
i - B. Cultutes of heteroecious rusts. Mycologia 4: 175- 
193. Jl 1912. 
The following life histories are worked out for the first time: Necium Farlowii 
tes Pucciniastyum minimum (Schw.) Arth., Melampsoropsis Pyrolae (DC.) Arth., 
eS Spartinae Farl,, Melampsora arctica Rostr., and M. (Medusae Thiim.?). 
"lynn, N. F, Additions to flora of Burlington and vicinity. Bull. 
pement Bot. Club 7: 16, 17. My 1012. 
-F. Intensive botanizing. (Abstract.) Bull. Vermont Bot. 
Club 7: 21. My 1912. 
D 
