462 A TEXT-BOOK OF BOTANY. 



Valeriana. Vale-rian. Probably from Lat. valeo, to be strong. 



Vanilla. From Spanish vainilla, diminutive of vaina, a sheath, pod ; be- 

 cause its seeds are contained in little pods. 



Variifolius-a-um. With varying leaves. Lat. varius, various, changing, -|- 

 folium, a leaf. 



Venenosus-a-um. Poisonous, deadly. Lat. vcnenum, poison. 



Veratrum. False hellebore. The classical Latin name. 



Veronica. Speedwell. Dedicated to St. Veronica. 



Versicolor. Having various colors. Lat. vcrt>o, to turn, change, -f- co/or, 

 color. 



Verticillatus-a-um. Disposed in a whorl. Lat. vcrticiUus, diminutive of 

 vertex, a whirl; referring to the leaves or flowers. 



Verus-a-um. True, genuine, original. 



Viburnum. Black haw. Arrow-wood. The ancient Latin name. 



Victorialis. Ancient Latin name of a plant. 



Villosus-a-um. Hairy, shaggy, villous. 



Vinifer-a-um. Wine-producing. Lat. znnum, wine, -f fero, to bear. 



Viola. Violet. Heart's ease. The ancient Latin name of the genus. 



Virginianus-a-um. } _^. , , . , -it- • • 

 ,,.... >■ Of or belongmg to Virgmia. 



Virgmicus-a-um. J 



Viridiflorus-a-um. Having green flowers. Lat. viridis, green, + flos, a 



flower. 

 Viridis-e. Green. 



Virosus-a-um. Having a bad odor, fetid. Lat. virus, an offensive smell. 

 Vitis. Grape. The classical Latin name. 



Vouacapoua. Araroba tree. From vernacular name. Central America. 

 Vulgaris-e. Common, general, ordinary. 

 Wisteria. Named in honor of Prof. Caspar Wistar, distinguished anatomist 



of Philadelphia. 

 Xanthium. Clotbur, Cocklebur. Greek name of some plant used to dye 



the hair. From ^av66g^\ yellow. 

 Xanthoxylum. Prickly Ash. From Gr. ^avftdg, yellow, + f t'Aov, wood ; 



referring to the color of the roots. 

 Zea. Maize. Indian corn. Ancient classical name for a kind of grain. 

 Zeylonicus-a-um. Of or belonging to Ceylon. 

 Zingiber. Ginger. The ancient Greek name. 



