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Janusia christianeae. a. Flowering branch and large leaves. b. Base of leaf and node with interpetiolar stipules. c. Flower, posterior petal uppermost. d. Right-handed flower, anterior view, 2 sepals and 4 lateral petals removed. e. Bracteole. f. Anther, abaxial view. g. Immature with only two samaras enlarging, sepals removed. Scale bar equivalents: a, 4 cm; b, 4 mm; c, 2 cm; d, 8 mm; e, f, 4 mm; g, 1.3 cm. Based on: a–f, Anderson et al. 36829, MICH; g, Hatschbach 42315, MICH. Drawn by Karin Douthit. First published by W. R. Anderson in Contr. Univ. Michigan Herb. 16: 81. 1987.