Pacific false buttonweed

Spermacoce exilis (L.O.Williams) C.D.Adams ex W.C.Burger & C.M.Taylor belongs to the Rubiaceae family, a group of flowering plants commonly known as the coffee family. It is known by the common name Pacific false buttonweed. The species has a wide distribution, occurring in Parque Nacional Natural Sierra de la Macarena, Kosrae, and other regions such as WS, PW, SB, FM, VN, SG, Cimitarra, MG, PG, AU, TL, Antioquia, Boyacá, Chocó, Magdalena, Meta, Valle, the Democratic Republic of the Congo, HN, GT, FJ, GQ, and Hawaii. The scientific name was first published in 1993.