Family: Fabaceae

Form: A herbaceous trailing vine common to beach dunes

Leaves: Compound, alternate, glabrous, trifoliate leaflets 3 to 4 inches in length; oval, entire margin, emarginated tip, thick, and fold at the midrib during midday

Stem/Bark: Stem is fleshy; can be woody near its base

Flower: Bilabiate, purple to pink, bisexual, polypetalous

Fruit: Legume, 5 seeds per pod, 4 to 6 inch pods are thick and green when immature, brown, flat and woody at maturity

Comments: C. rosea is similar in growth habit to Railroad Vine ( I. pes-caprae) but is distinguished by its bilabiate flowers, trifoliate leaves, and leguminous fruit