dcsimg

Comprehensive Description

provided by North American Flora
Mandevilla karwinskii (Muell.-Arg.) Hemsl. Biol
Centr. Am. Bot. 2: 316. 1881.
Amblyantkera Karwinskii Muell.-Arg. Linnaea 30: 426. 1860. Echiies Karwinskii Miers, Apoc. S. Am. 206. 1878. Echiies Coulteri S. Wats. Proc. Am. Acad. 18: 113. 1883.
Suberect or trailing suffrutescent herb, infrequently somewhat twining; leaves membranaceous, oblanceolate to narrowly spatulate, 1.5-5 cm. long, 0.5-2 cm. broad, obtuse to broadly acute, gradually narrowed and somewhat decurrent, or rarely obscurely cordate at the base, finely puberulent, especially beneath, the petioles 2-3 mm. long; racemes alternate-axillary, subcorymbiform, bearing 3-7 white or cream-colored flowers; pedicels 4-6 mm. long; calyxlobes lanceolate-triangular, acute to acuminate, 3-4 mm. long, scarious, glabrous, the squamellae in alternate groups of 4-6; corolla salverform, glabrous externally, the tube 7-9 mm. long, about 1 mm. in diameter at the base, the lobes obliquely obovate, 7-8 mm. long, spreading; stamens inserted about the middle of the coroUa-tube, the anthers 2 mm. long; nectaries about half as long as the ovary; follicles falcate or somewhat divaricate, essentially continuous, 6-10 cm. long, glabrous or rarely somewhat puberulent.
Type I.OCALITY: Southern Mexico.
Distribution: Coahuila, San Luis Potosi, and Hidalgo.
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bibliographic citation
Robert Everard Woodson, Jr. 1938. (ASCLEPIADALES); APOCYNACEAE. North American flora. vol 29(2). New York Botanical Garden, New York, NY
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