Mezia tomentosa. a. Samara, adaxial view. b. Samara, abaxial view. c. Enlargement of winglets on abaxial side of samara nut. Scale bar equivalents: a, b, 4 cm; c, 1.3 cm. Based on Espinoza 244, MICH. Drawn by Karin Douthit. First published online, Edinburgh J. Bot. in 2018; reproduced with permission of the authors.
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