Polylepis nana (M.Kessler) T.Boza & M.Kessler A flowering branch B stipular sheaths C fruit D lower leaf surface E upper leaf surface (A Kessler 3512 B Kessler 3495 C Kessler 3513 D Kessler 3642 E Kessler 3520). Scale bars: 8 cm (A); 6 mm (C); 1 cm (D, E). Photographs by T. E. Boza E.