INDEX TO AMERICAN BOTANICAL LITERATURE 75 
Land, W. J. G. A suspensor in Angiopteris. Bot. Gaz. 75: 
421-428. f.:%, 2: BR Je 1923. 
Lauritzen, J.I.,& Harter,L.L. Species of Rhizopus responsible 
for the decay of sweet potatoes in the storage house and 
at different temperatures in infection chambers. Jour. 
Agr. Research 24: 441-456. f. 1. 12 My 1923. 
Lee, H. A. A disease of satsuma and mandarin orange fruits 
caused by Gloesporium foliicolum Nishida. Philipp. Jour. 
Sci. 22: 603-614. pl. r. Je 1923. 
Lee, H. A., & Serrano, F.B. Banana wilt of the Manila hemp 
plant. Phytopathology 13: 253-256. 11 My 1923. 
Leonard, L. T. An influence of moisture on bean wilt. Jour. 
Agr. Research 24: 749-752. pl. 1-3. 2 Je 1923. 
Leonian, L. H. The physiology of perithecial and pycnidial 
formation in Valsa leucostoma. Phytopathology 13: 257- 
272. 7 Je 1923; 
Levine, M.N. A statistical study of the comparative morpho- 
logy of biologic forms of Puccinia graminis. Jour. Agr. 
Research 24: 539-568. pl. 1, 2 +f. 1-17. 19 My 1923. 
Lewis, F.T. The typical shape of polyhedral cells in vegetative 
parenchyma and the restoration of that shape following 
cell division. Proc. Am. Acad. Arts & Sci. 58: 537-552. pl. 
Igoe fo Figo Je 192%. 
Lindstrom, E. W. Heritable characters of maize. XIII. 
Endosperm defects—sweet defective and flint defective. 
Jour. Hered. 14: 127-135. f. 16-20. 30 Je 1923. 
Lutman, B. F. Potato scab in new land. Phytopathology 13: 
241-244. 11 My 1923. 
MacKay, A. H. The phenology of Nova Scotia, 1919. Proc. 
Nova Scotia Instit. Sci. 15: 129-136. 30 Je 1923. [With 
map.] 
Mangelsdorf,P.C. The inheritance of defective seeds in maize. 
Jour. Hered. 14: 119-125. f. 11-15. 30 Je 1923. 
