Hosackia pinnata
Fabaceae
Bog Deer-Vetch
Prostrate to sprawling to erect, hairless. Lower stems inflated. Leaves with 5–7 opposite, widely oval leaflets. Flowers 4–10, held in cluster at stem top. Flower with yellow banner sharply bent back, other petals white. Grows in wet soils, slow shallow water, often drying in summer, at mid elevations.
- Rarity: Locally Common
- Flowering Time: Late Spring, Early Summer
- Life Cycle: Perennial
- Height: 8–18 inches
- Habitat: East-side Forest, Vernal Wet, West-side Forest
- Found In: West Gorge
- Native: Yes
- Also Known As: Meadow Bird's-Foot Trefoil
- Latin Synonyms: Lotus pinnatus
