254 INDEX TO AMERICAN BOTANICAL LITERATURE 
Lutman, B. F. The covering power of the precipitation membranes of 
Bordeaux mixture. Phytopathology 2: 32-41. f. 1-6. F 1912. 
Macbride, T. H. Notes on Iowa saprophytes—I. Geaster minimus 
Schw. and its relations. Mycologia 4: 84-86. pl. 62. Mr 1912. 
Geaster juniperinus sp. nov. described. 
Maxon, W.R. A new fern from Panama. Am. Fern Jour. 2: 21, 22. 
29 F 1912. 
Includes description of Dicranopteris Williamsii sp. nov. 
Maxon, W. R. A new name for a Hawaiian fern. Am. Fern Jour. 2: 
19, 20. 29 F 1912. 
Polypodium Saffordii Maxon nom. nov 
Merrill, E. D. The Philippine species of Begonia. Philip. Jour. Sci. 
6: (Bot.) 369-406. D 1o11. 
Includes descriptions of 33 new species. 
Metcalf, H., & Collins, J. F. The present known distribution of the 
chestnut bark disease. Science II. 35: 421. 15 Mr 1912. 
Meyer, R. Weiteres iiber Echinocactus myriostigma S.-D. und dessen 
Standortsvarietaten. Monats. Kakteenk. 22: 18. 15 F 1912. 
Mitchell, G. F. The cultivation and manufacture of tea in the United 
States. U.S. Dept. Agr. Plant Ind. Bull. 234: 5-40. pl. 1,2 +f.1-% 
15 F 1912. 
Includes description and illustrations of the tea plant, Thea sinensis. 
Munson, T. V. Single-character vs. tout-ensemble breeding in grape 
Proc. Am. Breed. Assoc. 6: 183-188. 1911. 
Murrill, W. A. The Agaricaceae of tropical North America—V. My- 
cologia 4: 72-83. Mr 1912. 
Includes descriptions of 21 new species in Mycena (2), Pluteolus (1), Conocybe (1), 
Naucoria (12), Cortinarius (1), Inocybe (1), and Hebeloma (3). 
Murrill, W. A. The chestnut canker convention. Jour. N. Y- Bot. 
Gard. 13: 41-44. Mr 1912. 
Murrill, W. A. Polyporaceae and Boletaceae of the Pacific Coast. 
Mycologia 4: 91-100. Mr 1912. ‘ 
Includes descriptions of 12 new species in Coriolus (1), Sculiger (1), SPo™ pene 
(1), Tyromyces (5), Boletus (1), and Ceriomyces (3). 
Nash, G. V. The Letchworth Park arboretum. Jour. N. Y- a 
Gard. 13: 39-41. Mr 1912. 
Oliver, G. W. New methods of plant breeding. Proc. 
Assoc. 6: 11-20. f. 1-6. 1911. 
Ostenfeld, C. H., & Paulsen, O. Marine plankton from the ee 
Greenland Sea (W. of 6° W. long. and N. of 73° 30’ N. lat.) collect 
during the ‘“ Danmark Expedition”—IV. General remarks 0? 
microplankton. Meddelelser om Grénland 43: 321-336. de 
Am. Breed: 
