134 INDEX TO AMERICAN BOTANICAL LITERATURE 
Howe, R. H., Jr. Some Alaskan lichens. Bot. Gaz. 56: 496-500. Ji 
a TS 291 5. 
Howe, R. H., Jr., Warburg, J. P., & Winsor, C.P. The Usneas of the 
world, 1752-1912. With citations, type localities, original descrip- 
tions and keys. Part I. North America. Proc. Thoreau Mus. 
Nat. Hist. r: 15-25. 10 My 1913. 
Middlesex School, Concord, Massachusetts. 
Johnson, D. W. Botanical phenomena and the problem of recent 
coastal subsidence. Bot. Gaz. 56: 449-468. f. 1-9. 18 D 1913. 
Johnston, J. R. The relation of cane cultivation to the control of 
fungous diseases. Porto Rico Sugar Producers’ Assoc. Circ. 3: 3-13: 
O 19013. 
Kamerling, Z. Kleine Notizen. Ber. Deuts. Bot. Gesells. 31: 483- 
493. f. 1-4. 27 N 1913 
Includes notes on Poiipadbats lanceolatum from Rio de Janeiro. 
Kern, F.D. Notes onsome puff-balls of Indiana. Proc. Indiana Acad. 
Sci. 1912: 105-112. f. I-4. 1913. 
Kranzlin, F. Amaryllidaceae quaedam novae v. criticae. Bot. Jahr. 
Beibl. 50: 1-7. 25 N 191 
Includes Alstroemeria Regnelliana, A. Malmeana, A. insignis, Bomaria costari- 
censis, B. trachypetala, B. sanguinea, and B. sclerophylla, spp. nov., from South 
America. 
Long, W. H. A preliminary note on Polyporus dryadeus as a root 
parasite on the oak. Phytopathology 3: 285-287. D 1913. 
Ludwig, C.A. Fungous enemies of the sweet potato in Indiana. Proc. 
Indiana Acad. Sci. 1912: 103, 104. 1913. 
Macbride, T. H. Note on Plowrightia morbosa. Phytopathology 3: 
343, 312. FOt4: 
Manning, W. H. Berberis Thunbergii naturalized in New Hampshire. 
Rhodora 15: 225, 226. D 1913. 
Maxon, W. R. Some recently described ferns from the Southwest. 
Am. Fern Jour. 3: 109-116, D 1913. 
McAvoy, B. The reduction division in the microsporocytes of Oenothera 
biennis. Ohio Nat. 14: 189-194. pl. 9-11. 18 N 1913. 
Melhus, I. E. The perennial mycelium of Phytophthora infestans. 
Centralb. Bakt. Zweite Abt. 39: 482-488. f. 1, 2. 6 D1913- __ 
Meyer, R. Uber Echinopsis oxygona Zucc. und deren Hybriden. 
Monats. Kakteenk. 23: 171-175. 15 N 1913. 
Mottier, D. M. Further notes on the seedless fruits of the common 
persimmon—Diospyros virginiana L. Proc. Indiana Acad. Sci. 
19613: 67, G8, 1073. 
