INDEX TO AMERICAN BOTANICAL LITERATURE Zit 
Holway, E.W. D. Notes on Uredineae—V. Mycologia 2: 23, 24. 
1 Ja 1gto. 
House, H. D. The vegetation on Lookingglass Mountain. Torreya 
10: 29-34. f. 7-37. 28 F rgio. 
Howe, C. D. The reforestation of sand plains in Vermont. A study 
in succession, Bot. Gaz. 49: 126-148. f.z-15-+map. 16 F 1910. 
Howe, R. H. A manual of the genus Usvea, as represented in North 
and Middle America, north of the 15th parallel. Bull. Torrey Club 
37 2 3-18) Pl. 2992-1 F F616, 
Howe, R.H. Ramalina Montagnaei De Not., on Long Island. Rho- 
dora 12: 7. 30 Ja Igto. 
Howe, R. H. Lichens of Mount Ascutney, Vermont. Bryologist 13: 
10-13. 3 Ja 19%6, 
Hoyt, W. D. Alternation of generations and sexuality in Dvctyota 
dichotoma. Bot. Gaz. 49: 55-57. 22 Ja 1gto. 
Kindberg, N.C. Bryological notes. Rev. Bryol. 37: 13-15. Ja 
IgIo. 
Includes 5 new species of mosses from the United States. 
Kirk, G.L. Two Vermont grasses rediscovered. Rhodora 12: 40. 
9 F 1910. 
Knowlton, C. H., & others. Reports on the flora of the Boston district, 
— Rhodora 12: 3-7. 30 Ja 1g1!o. 
Knowlton, F. H. Descriptions of fossil plants from the Mesozoic and 
Cenozoic of North America. I. Smithson. Misc. Coll. 52: 489- 
496. pl. 63, 64. 11 Ja 1910. 
Kranzlin, F. Maxillaria Johniana [in New or noteworthy plants]. 
Gard. Chron. III. 47: 66. 29 Ja 1910. 
Native in the Peruvian Andes. 
Lipman, C. B. On the lack of antagonism between calcium versus 
magnesium and also between calcium versus sodium. Bot. Gaz. 49: 
41-50. f. 7-2. 22 Ja 1gto. 
Lister, G. Two new Mycetozoa. Jour. Bot. 48: 73. 1 Mr 1gto. 
Physarum alpinum Lister from California and P. carneum Lister & Sturgis from 
Colorado. 
Lloyd, F. E. The guayule rubber situation. India Rubber World 
41: rr5-118. ° r Ja roto. [Illust.] 
Luetzelburg, P. von. Beitrige zur Kenntnis der Utricularien. Flora 
100: 145-212. f. 7-48. 8 Ja 1910. 
Includes 2 new Trinidad species. 
