caption, larger image
Calcicola sericea. a. Flowering branch. b. Abaxial surface of lamina, showing cylindrical gland on revolute margin. c. Node showing interpetiolar stipules. d. Axillary pair of flower buds. e. Flower, posterior petal at upper left. f. Posterior petal, abaxial view. g. Lateral petal, abaxial view. h. Androecium laid out, abaxial view, the short stamen in center opposite posterior petal. i. Gynoecium. j. Enlarged stigma. k. Samaras, adaxial view (left), cross-section with dorsal wing uppermost (center), abaxial view (right). Scale bar equivalents: a, 4 cm; b, 2 mm; c, d, 4 mm; e, 8 mm; f, g, 4 mm; h, i, 2.7 mm; j, 0.8 mm; k, 1.6 cm. Based on Johnston 7761, GH. Drawn by Karin Douthit. First published by W. R. Anderson & C. C. Davis in Contr. Univ. Michigan 25: 153. 2007.
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other drawing:

C. parvifolia