Gaudichaudia mcvaughii and G. chasei. a–g, G. mcvaughii. a. Flowering branch and detached large leaf, with enlargements of adaxial leaf surface (left) and abaxial surface (right). b. Flower bud in umbel. c. Flower, posterior petal uppermost. d. Flower with petals removed, side view. e. Anthers, abaxial view (left) and adaxial view (above). f. Stigma. g. Samara, abaxial view. h–o, G. chasei. h. Flowering branch, with enlargements of adaxial leaf surface (left) and abaxial surface (right). i. Base of leaf. j. Flower bud in umbel. k. Flower, posterior petal uppermost. l. Flower with petals removed, side view. m. Anthers, abaxial view (below) and adaxial view (above). n. Stigma. o. Samaras, adaxial view (left, still attached to receptacle by carpophore) and abaxial view (right). Scale bar equivalents: a, h, 4 cm (4 mm); b, j, 8 mm; c, k, 1 cm; d, l, 4 mm; e, m, 2.7 mm; f, n, 0.7 mm; g, o, 1.3 mm; i, 2 cm. Based on: a–g, Anderson 12699, MICH; h–o, Anderson 12945, MICH. Drawn by Karin Douthit. First published by W. R. Anderson in Contr. Univ. Michigan Herb. 16: 73. 1987.
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