Stigmaphyllon boliviense. a. Large leaf. b. Detail of margin and abaxial surface of lamina. c. Posterior petal. d. Gynoecium, anterior style to the right. Scale bar equivalents: a, 4 cm; b, 8 mm; c, 6.7 mm; d, 3.3 mm. Based on Jardim 1901. Drawn by Karin Douthit. First published by C. Anderson in Syst. Bot. Monogr. 51: 181. 1997.