Rhynchosia minima is a species of flowering plant in the legume family known by the common names least snout-bean, burn-mouth-vine, and jumby-bean.

[3] This perennial herb has twining or trailing stems which can reach 1.2 meters in length.

The leaves are made up of three leaflets measuring up to 3[4] to 3.5 centimeters long.

The flowers are yellow with purple or brown veining and measure up to 8 millimeters long.

[4][5] This common plant is used as animal forage.