VICIA, in botany, a genus of the diadelphia decandria class. The under side of the stigma is transversely bearded. There are 18 species, six of them natives of Britain, viz. the eracca, or tufted wood-vetch; the sepium, or bush-vetch; the sativa, or common vetch; the lathyroides, or wild-vetch; and the lutea, or yellow vetch.