Cinchona pubescens Vahl [ Cinchona ovata Ruiz & Pavon]
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Cinchona pubescens Vahl [Rubiaceae]
H. Ruíz López, J.A. Pavon, Fl. Peruv., vol. 2 (Plates 153-325): p. 52, t. 195 (1798) [F. Pulgar]