Quinquina coccinea Quinquina heterophylla Cinchona bonplandiana Cinchona coccinea Cinchona condaminea var. candollii Cinchona heterophylla Cinchona pubescens var. heterophylla Cinchona heterophylla Cinchona erythrantha Cinchona violacea
World Flora Online, accessed June 20, 2024