Joosia is a genus of flowering plants in the family Rubiaceae. There are at least 11 species. They are distributed from Panama to Bolivia with the center of diversity in Ecuador. Species include: \n* Joosia aequatoria Steyerm. \n* Joosia antioquiana \n* Joosia longisepala L.Andersson \n* Joosia macrocalyx Standl. ex Steyerm. \n* Joosia multiflora \n* Joosia obtusa L.Andersson \n* Joosia oligantha L.Andersson \n* Joosia standleyana Steyerm.