Cinchona macrocalyx Pavon ex DC. [ Cinchona heterophylla Pavon]
      
no HD illustration available (m3)
5 243371 Cinchona macrocalyx Pavon ex DC. Rubiaceae
J.E. Howard, Illustrations of the Nueva Quinologia of Pavon: t. 18 (1862) [W.H. Fitch]