Chapi (possibly from Quechua for tin) Teofilo Laime Ajacopa, Diccionario Bilingüe Iskay simipi yuyayk'ancha, La Paz, 2007 (Quechua-Spanish dictionary), see: chayanta or Ch'api (possibly from Aymara for thorn) ref Bertonio is a 5400 meters mountain in the Apolobamba mountain range in the Andes of Peru.