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Stigmaphyllon bannisterioides. a. Flowering branch. b. Base of lamina, abaxial view. c. Posterior petal. d. Androecium laid out, adaxial view, the stamen second from left opposing posterior petal. e. Gynoecium, the anterior style in center. f, g. Samaras, abaxial views (above) and lateral views (below), illustrating variation in size and shape of dorsal wing and lateral ornamentation. h. Embryo. Scale bar equivalents: a, 4 cm; b, 4 mm; c, 1 cm; d, e, 4 mm; f–h, 1.3 cm. Based on: a, b, Crosby 42, MICH; c–e, Cremers 7812, MICH; f, h, Feuillet 898, MICH; g, Zanoni et al. 20185, MICH. Drawn by Karin Douthit. First published by C. Anderson in Syst. Bot. Monogr. 51: 58. 1997. © University of Michigan Herbarium.
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