American Vetch, American Peavine: Vicia americana (Synonyms: Vicia americana ssp. americana, Vicia americana ssp. oregana, Vicia americana var. americana, Vicia americana var. linearis, Vicia americana var. oregana, Vicia americana var. truncata, Vicia americana var. villosa, Vicia californica, Vicia californica var. madrensis, Vicia oregana, Vicia sparsifolia var. truncata) -
Cow Vetch, Bird Vetch, Tufted Vetch, Cat Peas, Tinegrass: Vicia cracca (ssp. cracca & ssp. tenuifolia) -
Hairy Vetch, Tiny Vetch: Vicia hirsuta - Wholly west Cascades?
Garden Vetch, Common Vetch, Tare: Vicia sativa var. angustifolia (Synonyms: Vicia angustifolia, Vicia angustifolia var. segetalis, Vicia angustifolia var. uncinata, Vicia sativa ssp. nigra, Vicia sativa var. nigra, Vicia sativa var. segetalis) -
Slender Vetch, Smooth Tare: Vicia tetrasperma (Synonym: Vicia tetrasperma var. tenuissima) -
Fodder Vetch, Hairy Vetch, Winter Vetch, Woolly Vetch: Vicia villosa var. glabrescens (Synonyms: Vicia dasycarpa, Vicia villosa ssp. varia)
Fodder Vetch, Hairy Vetch, Winter Vetch, Woolly Vetch: Vicia villosa var. villosa (Synonym: Vicia villosa ssp. villosa) -