Viola kauaensis var. wahiawaensis, a member of the violet family (Violaceae), is a perennial herb with upward curving or weakly rising, hairless, lateral stems about 10 to 50 cm (4 to 20 in) long. The kidney- to heart-shaped leaves are usually 2.0 to 5.0 cm (0.8 to 2.0 in) long and 3.5 to 6.0 cm (1...