Desmodium sessilifoliumDesmodium sessilifolium, common name sessileleaf ticktrefoil, is a species of plant in the legume family, Fabaceae. It is native to North America.Conservation statusIt is listed as endangered and extirpated in Maryland, endangered in New Jersey and Ohio, extirpated in Pennsylvania, and threatened in Rhode Island. It is a special concern and believed extirpated in Connecticut.