a. Flowering branch from old stem, crossed by younger stem. b. Node showing stipules and glands at base of petioles. c. Enlargement of abaxial leaf surface showing gland and appressed vesture. d. Detached large leaf. e. Flower bud and portion of inflorescence axis. f. Stamen from flower bud. g. Gynoecium from flower bud. Scale bar equivalents:
a, 4 cm; b, 5 mm; c, 4 mm; d, 4 cm; e, 8 mm; f, g, 2.7 mm. Based on Cerón M. & Iguago 5475, MICH. Drawn by Karin Douthit. First published by W. R. Anderson & C. C. Davis in Contr. Univ. Michigan Herb. 24: 36. 2005.