278 



Tyrosinase, 25, 26, 28 



Udotea conglutinata, 136; cyathiformis, 



136; Desfontainii, 133; sordida, 134- 



136 

 Ulmaria Ulmaria, 58 

 Ulmus americana, 209, 229, 231; race- 



mosa, 209 

 Umbelliferae, 151 

 Underwood Fund (see Lucian Marcus 



Underwood Fund) 

 Undescribed Opuntiafrom Jamaica, An, 



130 

 University of California, Some Recent 



Publications of, 176 

 Uromyces, 259; acuminatus, 213, 214; 



argutus, 214; Aristidae, 211, 212; 



seditiosus, 212; spartinae, 213 

 Uromyces, Two Submerged Species of, 



211 



Utricularia biflora, 10; fibrosa, 10 



Vaccinium australe, 9; nitidum, 95; 



uliginosum microphyllum, 253, 354, 



258; Vitis-idaea, 253; Vitis-idaea 



pumilum, 258 

 Vallisneria, 185 

 Variations in Nuclear Extrusion among 



the Fucaceae (review), 178 

 Vasculares, 151 

 Verbena hastata, 208 

 Veronica scutellata, 131, 207 

 Viburnum lantana, 88 

 Vicia americana, 173; caroliniana, 173 

 Victoria Regia, 87 

 Viola, 41 

 Violets, 240 



Virginia Fungi, 132 



Visit to the Panama Canal Zone, A, 45 



Vitis, 230, 231; aestivalis, 229; bianco, 



83, 114 

 Vocabulaire Forestier, 222 



Wahlbergella, 257 



Waldsteinia fragarioides, 171 



Washington Academy of Sciences, 

 Journal of the, 201 



Weevil, alfalfa, 100 



Weinmannia, 235 



Whetzel, H. H., personal, 76 



White, G. R., 164 



Wild Coffee, 13 



Williams, C. V., 143 



Wilson, P., Notes on Rutaceae — VI. 

 Species of Spathelia, 262 ; Proceedings 

 of the Club, 68; personal, 22 



Winter Decorative Shrubs, 49 



Wire grass, 9 



Wistaria, 230, 231; frutescens, 229 



Wolcott, R. H., 143 



Xolisma foliosifiora, 9 



York, H. H., personal, 223 

 Yucca, 78 



Zacharias, E., personal, 124 

 Zamia, 121, 175 

 Zanthoxjdum americanum, 187 

 Zenobia pulverulenta, 9 

 Zizania, 230; palustris, 229 

 Zizaniopsis, 229 

 Zygophyllaceae, 187 

 Zygophyllidium biforme, 260 



