Lophopterys occidentalis. a. Branch with flowers and immature fruits. b. Flower bud and adjacent portion of inflorescence. c. Flower, lateral view, posterior petal uppermost. d. Anthers, abaxial view (left) and adaxial view (right). e. Gynoecium, anterior style to left. f. Apex of style, adaxial view. g. Samaras, lateral view (left) and abaxial view (right). Scale bar equivalents: a, 4 cm; b, 5 mm; c, 6.7 mm; d, 4 mm; e, 1.3 mm; f, 2 mm; g, 1.3 mm; h, 2 cm. Based on Lowrie et al. 293, MICH. Drawn by Karin Douthit. First published in Contr. Univ. Michigan Herb. 23: 97. 2001; reproduced with permission of the authors.
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