Heteropterys maguirei. a. Flowering branch. b. Enlargement of abaxial leaf margin showing hairs and gland. c. Old flower showing bract, peduncle, bracteoles, and pedicel. d. Old flower showing calyx glands and revolute sepals. e. Gynoecium. f. Distal portion of style. Scale bar equivalents: a, 4 cm; b, 0.8 mm; c, 1 cm; d, 4 mm; e, 2.7 mm; f, 1 mm.—Based on Croat 54310, MICH. Drawn by Karin Douthit. First published in Mem. New York Bot. Gard. 64: 226. 1990; reproduced with permission of the author.