INDEX 



293 



Tubercles of Leguminosae, 181, 218 



Turkey wheat, 167 



Turnip, 225 



Tussock grasses, 124 



Tympanites, the condition known as 

 "drum belly" where there is a dis- 

 tehtion of the abdominal walls 

 caused by a paralysis of the muscular 

 coat of the intestines and their infla- 

 tion with gas. 



Udo, 227 



Ulex europaeus, 212 



Ulluco, 226 



Ullucus tuberosus, 226 



Ultra violet light and skin of poisoned 



animals, 86 

 Umbel, an indefinite flower cluster where 



the flower stalks all arise from the 



same point and are surrounded by a 



circle of bracts. Such clusters are 



generally flat-topped. 

 Uniola paniculata, 143 

 Unpalatable poisonous plants, 15 

 Unsymmetrical, the parts of the flower are 



of different numbers in the different 



whorls. 

 Urd, 207 

 Uredospore, the summer, or repeating 



spore of the rusts. It is binucleate 



and unicellular. 



Vaccine for hay-fever, 113, 114 



Vaccinium corymbosum, 234; macrocar- 

 pon, 234 



Vagus, the tenth cranial nerve which 

 functions in sensation and motion. 



Valvate, applied to the parts of the calyx 

 and corolla of a flower when the}' 

 meet by their edges without over- 

 lapping. 



Variation in amount of poison, 14 



Varro and alfalfa, 187 



Varro's work on agriculture mentioned, 

 187 



Vasomotor, pertaining to the movement 

 of the non-striped muscles of the 

 arterial system. 



Velvet bean, 187, 209 



Velvet leaf, 244 



Venation, the framework of veins and vein- 

 lets of a leaf with their arrangement. 



Veratramarin, 51 



Veratrin, 24, 51 



Veratridin, 51 



Veratrum viride, as a poisonous plant, 51 



Verbena hastata, 243; urticifolia, 243 



Vernal grass, sweet, 140 



Vertigo, giddiness, dizziness; the feeling 

 of lack of equilibrium. 



Vervain, 243 



Vetch, bird, 212; chickling, 212; Dakota, 

 212; hairy, 210, 211; kidney, 212; 

 Narbonne, 210; narrow-leaved, 211; 

 purple, 187, 210; Russian, 210; sand, 

 210; scarlet, 210 



Vetiver, 129 



Vexillum, the posterior large petal of the 

 papilionaceous flower which over- 

 laps the two lateral petals, or wings; 

 the standard. 



Vicia, i84;angustifolia, 2ii;atropurpurea, 

 187, 210; cracca, 212; ervilia, 210; 

 faba, 207; fulgens, 210; narbonnen- 

 sis, 21 1 ; saliva, 210; villosa, 210, 211 



Vigna, 184; catjang, 200; sesquipedalis, 

 200; sinensis, 200 



Violets, 230 



Viper's bugloss, 249 



Viscera, any organ inclosed within the 

 large cavities of the body. 



Vitamine, 46 



Vitis Labrusca, 234; Vinifera, 234 



Volume-weight of seeds, 265-266 



Volva, that part of the universal veil, 

 which remains as a cup at the base 

 of the stipe of some toadstools; the 

 so-called death-cup. 



Walnut pollen and hay-fever, 114 

 Water-melon, 232 



