Caucaea is a genus of flowering plants from the orchid family, Orchidaceae. It contains 9 currently recognized species, all native to northwestern South America. 1. \n* Caucaea alticola (Stacy) N.H.Williams & M.W.Chase - Ecuador 2. \n* Caucaea andigena (Linden & Rchb.f.) N.H.Williams & M.W.Chase - Ecuador 3. \n* Caucaea macrotyle (Königer & J.Portilla) Königer - Ecuador 4. \n* Caucaea nubigena (Lindl.) N.H.Williams & M.W.Chase - Ecuador, Colombia, Venezuela, Peru 5. \n* Caucaea olivacea (Kunth) N.H.Williams & M.W.Chase - Ecuador, Colombia 6. \n* Caucaea phalaenopsis (Linden & Rchb.f.) N.H.Williams & M.W.Chase - Ecuador, Colombia 7. \n* Caucaea radiata (Lindl.) Mansf. - Ecuador, Colombia, Venezuela 8. \n* Caucaea sanguinolenta (Lindl.) N.H.Williams & M.W.Chase - Ecuador, Colombia, Venezuela