Rondonanthus is a genus of plants in the Eriocaulaceae. It endemic to northern South America. Rondonanthus acopanensis (Moldenke) Hensold & Giul. - Bolívar State of Venezuela Rondonanthus capillaceus (Klotzsch ex Körn.) Hensold & Giul. - Bolívar and Amazonas States of Venezuela; Guyana, northern Brazil Rondonanthus caulescens (Moldenke) Hensold & Giul. - Aprada-tepui of Venezuela Rondonanthus duidae (Gleason) Hensold & Giul - Bolívar and Amazonas States of Venezuela; northern Brazil Rondonanthus flabelliformis (Moldenke) Hensold & Giul. - Toronó-tepui of Venezuela Rondonanthus roraimae (Oliv.) Herzog - Mount Roraima along Venezuela/Guyana border References Eriocaulaceae Flora of South America Flora of the Tepuis