Orbexilum pedunculatum
sampson's snakeroot
Family
Fabaceae
Leaf Attachment
petiolate
Leaf Type
compound, pinnate, trifoliolate
Growth Form
forb
Flower Color
blue, pink, purple
Flower Month
May - August
Height (meters)
0.3 - 0.8
Milky Sap
No
Armed/Unarmed
Unarmed
Origin
native
Lifespan
perennial
Field Characters
Similar to Orbexilum simplex but has lilac to lavender flowers, a 4-7 mm long corolla, and a 2-3 mm long calyx. Orbexilum pedunculatum has deep purple flowers, a 7-10 mm long corolla, a 3.2-4 mm long calyx. The leaves of both these species are gland covered.
Habitat
Open woods and prairies.