372 INDEX TO AMERICAN BOTANICAL LITERATURE 
Ulbrich, E. Ranunculaceae novae vel critacae. VI. Ranun- 
culaceae peruvianae novae. Notizbl. Bot. Gart. und Mus. 
Berlin-Dahlem 8: 325-327. I F 1923. 
New species in Clematis (2) and Ranunculus (1). 
Uruena, J. G. Teigne tonsurante trichophytique a culture 
crateriforme. Rev. Mexicana Biol. 3: 93-119. pl. 1,2 +f. 
I-13. F 1923. 
Ver Hulst, J. H., Peterson, W. H., & Fred, E. B. Distribution 
of pentosane in the corn plant at various stages of growth. 
Jour. Agr. Research 23: 655-663. 24 F 1923. 
Weatherby, C. A. Some critical plants of Atlantic North 
America. Rhodora 25: 17-23. 27 F 1923. 
Includes Chelone Grimesii, sp. nov., from Virginia. 
Weber, G. F. Septoria disease of rye, barley and certain 
grasses. Phytopathology 13: 1-23. f. 1-9. Ja 1923. 
Weston, W. H. Production and dispersal of conidia in the 
Philippine sclerosporas of maize. Jour. Agr. Research 23: 
239-278. pl. I-10 + f. 1, 2. 27 Ja 1923. 
Wetmore, R. H. Plants of the Hamilton Inlet and Lake Mel- 
ville region, Labrador. Rhodora 25: 4-12. 24 Ja 1923- 
Wilson, E. H. The rhododendrons of northeastern Asia ex- 
clusive of those belonging to the subgenus Anthodendron. 
Jour. Arnold Arb. 4: 33-55. 16 F 1923. 
Wilson, J. K.. The nature and reaction of water from hyda- 
thodes. Cornell Univ. Agr. Exp. Sta. Mem. 65: 3-II. 
F 1923 
Wright, R. C., & Taylor, G. F. The freezing temperatures of 
some fruits, vegetables and cut flowers. U.S. Dept. Agr. 
Dept. Bull. 1133: 1-8. 28 F 1923. 
Yuncker, T. G. Revision of the South American species of 
Cuscuta. Am. Jour. Bot. 10: 1-17. pl. 1-5. 3 F 1923- 
Includes 1 new species. 
J. Correlations between various characters of wheat 
and flour as determined from published data from chemical 
milling, and baking tests of a number of American wheats. 
Jour. Agr. Research 23: 529-548. 17 F 1923. 
