Epithets
| viscida | sticky  | 
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| viscosa | sticky  | 
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| viticella | a little vine  | 
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| vivipara | bearing young alive  | 
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| viviparus | bearing young alive  | 
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| volubilis | twining  | 
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| vulgare | common  | 
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| vulgaris | common  | 
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| vulneraria | for healing wounds  | 
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| xanth- | prefix meaning "yellow"  | 
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| xylorhiza | woody root  | 
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| xylorrhiza | woody root  | 
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| yakushimanum | of or from Yakushima, an island in southern Japan  | 
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| yezoalpina | from (the mountains of) Hokkaido  | 
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| yezoensis | from (the mountains of) Hokkaido  | 
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| yuccifolium | having Yucca-like leaves  | 
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| yunnanense | of or from Yunnan, China  | 
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| zaleucus | very white  | 
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| zebrina | striped like a zebra  | 
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| zonalis | banded or girdled with a distinct color  |