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Thryallis. a–j, T. longifolia. a. Flowering branch. b. Distal portion of young inflorescence. c. Node and base of leaf, abaxial view. d. Base of lamina, abaxial view, showing branched peglike glands at apex of petiole and sessile gland on margin. e. Node showing epipetiolar stipules. f. Lateral petal. g. Anther, lateral view. h. Gynoecium. i. Fruit with enlarged persistent sepals. j. Embryo. k, T. brachystachys. Base of lamina, abaxial view. l, T. laburnum. Base of lamina, abaxial view. m. T. latifolia. Base of lamina, abaxial view. n, o, T. parviflora. n. Base of lamina, abaxial view. o. Lateral petal. Scale bar equivalents: a, 4 cm; b, 5 mm; c–f, 8 mm; g, h, 4 mm; i, 1.3 cm; j, 4 mm; k–o, 8 mm. Based on: a–c, Harley 16195, MICH; d, e, Harley 16429, MICH; f–h, j, Anderson 11739, MICH; i, Lützelburg 25770, F; k, Sucre 1442, MICH; l, Fróes 11690, NY; m, Heringer 3815, US; n, o, Irwin 11341, NY. Drawn by Karin Douthit. First published in Contr. Univ. Michigan Herb. 20: 5. 1995; reproduced with permission of the author.
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