INDEX TO VOLUME IV 
641 
action of other sugars toward these, 
430 
Transpiration of Fraxinus, 533 
Treviso, a red-leaved variety of chicory, 
376 
True, R. H. (See Harvey, R. B., 327) 
Tsuga heterophylla, duration of leaves in, 
151 
Uredinopsis pteridis, on Ahies grandis, 
329; on Pteridium aquilinum pubes- 
cens, 331 
Uredo Trichiliae, 46 
Uromyces SLecidiifoTmis, 369; Fritillariae, 
372; Holwayi, 369; Miurae, 371; 
proeminens, 46 
Vaccinium ovatum, 155; parvifolium, 152 
Valerianodes cayennensis (syn.), 50 
Viability of radish seeds as affected by 
high temperatures and water content, 
229 
Waggoner, H. D. The viability of 
radish seeds (Raphanus sativus L.) as 
affected by high temperatures and 
water content, 299 
Wedelia trilobata, host of Endophyllum 
Wedeliae, 49 
Weimer, J. L. The origin and develop- 
ment of the galls produced by two 
cedar fungi, 241 
Weir, James R. and Hubert, Ernest E. 
Observations on forest tree rusts, 327 
Weston, Wm. H. Observations on an 
Achlya lacking sexual reproduction, 
354 ^ 
Wheat protein, immunochemical studies 
of, 417 
Whetzel, H. H. (See Olive, E. W., 44) 
White, Orland E. Inheritance of 
endosperm color in maize, 396 
Wodehouse, R. p. Immunochemical 
studies of the plant proteins: proteins 
of the wheat seed and other cereals. 
Study IX, 417 
Xanthium, an interesting modification 
in, 40 
Xanthium canadense var. globuliforme, 41 
Zea Caragua X California Golden Pop, 
inheritance of endosperm color in, 396 
