Guerrero, Eduardo, William Gerardo Vargas & David Díaz-Ruiz. 2003. Plantas del páramo de Anaime: Cordillera Central, Andes colombianos. Corporación Semillas de Agua: 130 pp. Bogotá. (Shared for non-commercial educational purposes only - All rights belong to authors, publishers and respective owners - http://semillasdeagua.org/publicaciones/124-plantas-del-paramo-de-anaime-cordillera-central-andes-colombianos.html)