156 INDEX TO AMERICAN BOTANICAL LITERATURE 
Andrews, A. L. A new Bryum from Alberta. Bryologist 26: 
43-45. 3001923. Bryum Brinkmanit, sp. nov. 
Ashe, W. W. Notes on trees and shrubs of the southeastern 
United States. Rhodora 25: 179-183. 2601923. 
Includes three new species of Robinia. 
Bensaude, M. A species of Olpidium parasitic in the roots of 
tomato, tobacco and cabbage. Phytopathology 13: 451- 
454. f. 1-5. 19 O. 1923. 
Berry, E. W. The age of the supposed Lower Cretaceous of 
Alabama. Jour. Washington Acad. Sci. 13: 433-435. f. I-60. 
4 O 1923. 
Contains paleobotanical matter. 
Boncquet, P. A. Discovery of curly leaf of sugar beets in the 
Argentine Republic. Phytopathology 13: 458-460. 19 O 
1923. 
Branscheidt, P. Zur Kenntnis der — Beeinflus- 
sung. Bot. Archiv 4: 181-195. 1S 192 
Study of Helianthus annuus and other plants. 
Britton, N. L. & Rose, J. N. The Cactaceae, vol. 4. Carnegie 
Inst. Washington Publ. 248. 4: 1-80. f. 1-72. 9 O 1923. 
Includes 7 new genera and 13 new species. 
Brown, J. G. & Gibson, F. A new host for Bacterium Malvace- 
arum. Phytopathology 13: 455-457. f. 1,2. 19 O 1923. 
Thurberia thespesioides. 
Brownell, L. W. The black oak. Nat. Mag. 2: 239-241. 
O 1923. [Lilust.] 
Campbell, D.C. A remarkable development of the sporophyte 
in Anthoceros. Science II. 58: 307, 308. 19 O 1923. 
Cook, M. T. Brown rot of apples. Phytopathology 13: 462. 
19 O 1923. 
Cook, M.T. A greenhouse disease of melons. Phytopathology 
13: 462. 19 O 1923. 
Cook, M. T. The life history of Nectria Ipomoea. Mycologia 
1S: 233-235. pl. .29. - 15:9 1623 
