Rubus cubitans, the sprawling dewberry, is a rare North American species of flowering plant in the rose family. It has been found only in the State of Vermont in the northeastern United States. Rubus cubitans is a trailing biennial with first-year stems running along the surface of the ground. Stems have very few prickles. Leaves are hairless, palmately compound with 5 leaflets. Second-year stems are erect, zigzag branches with trifoliate leaves and an array of flowers at the top. Fruit is black and spherical.