Index and Glossary 



213 



VER 



Verticillate (Lat. verticillunt). Whorled : 



applied to leaves, 84 

 Vessels. Tubes formed by the fusion of 



cells, 21 

 Vetch, 164 

 Vsxillum (Lat. a standard). One of the 



petals of papilionaceous flowers, log 

 Vicia, 164 

 Violet, 156, igo 

 Viper's Bitgloss, 176 



V[/ALLFL0WER, 159, 160 



^'^ Walnut, 180 



Wardlan cases, 88 



Watercress, 160 



Water Drop-wort, 169 



Water Hemlock, 168 



Water Violet, 176 



Wheat, 186, 188; germination of, 28 



White Rot, 169 



Whorl. An arrangement where the or- 

 gans are placed in a circle round the 

 central axis. Applied to leaves, 84 ; 

 and to the parts of the flower, 100 



ZEA 



Wild Service-tree, 167 



Wind/lower, 158 



Wing. _ One of the side petals of a 



papilionaceous flower, 109 

 Woad, 160 

 Wood. The central part of the fibro- 



vascular bundles, especially when 



hardened by secondary deposit, 41 44 



45 

 Wonnwoody \tl 



Y^ANTHORRHCEA, 185 



Xylem (Gr. xulon, wood) The 

 same as the woo. I, 41, 44, 45 



Yeast, 6 



Yellcw Loosestrife, 176 

 Yelloiv Piinper~)iel, 176 

 Yucca, 185 



ZEA,. 



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