Alanthus Grove is an unincorporated community in northwest Gentry County, in the U.S. state of Missouri.[1] The community is on Missouri Route B approximately six miles north of Stanberry.[2] A post office called Alanthus Grove was established in 1855, and remained in operation until 1906.[3] The community most likely was named for a grove of ailanthus trees near the original town site.This Gentry County, Missouri state location article is a stub.