Hook-spurred violet is rare in Connecticut; it is classified by the state as a species of special concern.
- Synonyms: Viola aduncoides , Viola subvestita
- Family: violet (Violaceae)
- Habitat: sandy or gravelly places
- Height: 3 to 6 inches
- Flower size: 1/2 inch wide
- Flower color: purple
- Flowering time: late April to June
- Origin: native
Photographed in early May in Iosco County, Michigan.