a. Fruiting branch. b. Stipules on inner base of petiole, adaxial view, most hairs removed. c. Fruit (dried). d. Flower bud. e. Flower, posterior petal uppermost. f. Stamens, adaxial view (left) and side view (right). g. Gynoecium (glabrous ovary shown surrounded by hairs on the receptacle). Scale bar equivalents:
a, 4 cm; b, 8 mm; c, 1 cm; d, e, 8 mm; f, 2.7 mm; g, 4 mm.—Based on: a–c, Rodrigues 8799, MICH; d–g, Rodrigues et al. 2843, MICH. Drawn by Karin Douthit. First published in Mem. New York Bot. Gard. 32: 103. 1981; reproduced with permission of the author.