Ipomoea jalapoides Griseb.
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publication ID |
https://dx.doi.org/10.3897/phytokeys.143.32821 |
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persistent identifier |
https://treatment.plazi.org/id/58236FAC-854B-B946-D4E3-4F69274B291B |
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treatment provided by |
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scientific name |
Ipomoea jalapoides Griseb. |
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195. Ipomoea jalapoides Griseb. View in CoL , Cat. Pl. Cuba 202. 1866. (Grisebach 1866: 202)
Exogonium jalapoides (Griseb.) House , Bull. Torrey Bot. Club. 35 (3): 101. 1908. (House 1908a: 101).
Type.
CUBA. “Occ.”, Wright 3097 [1636] (holotype GOET000344, isotypes GH, HAC, K, NY, S, US, YU).
Description.
Perennial, probably twining herb; stems herbaceous, white-tomentose. Leaves petiolate, 2-4.3 × 0.7-1.8 cm, narrowly ovate, sometimes 3-lobed with long central lobe, apex acute to shortly acuminate and strongly mucronate, base cordate with rounded auricles, adaxially grey canescent, abaxially white-tomentose; petioles 7-14 mm, tomentose. Inflorescence of few-flowered, leafy axillary cymes; peduncles 1-2.8 cm, tomentose; bracteoles 4-5 mm, linear-lanceolate, tomentose; pedicels 6-9 mm, densely tomentose; sepals subequal, outer 8-10 × 5 mm, elliptic, obtuse, tomentose, inner, glabrous except for tomentose central area, the margins scarious; corolla 5-5.5 cm long, narrowly funnel-shaped, basal tube only slightly widened upwards c. 1 cm, dark red, limb broad, 2-3 cm diam., red, glabrous. Capsules ovoid, 10 × 7 mm, glabrous; seeds 5 × 3 mm, pilose with long marginal hairs.
Distribution.
Endemic to CUBA, apparently only known from the type collection.
Note.
The leaf base is cordate to truncate and the leaves are sometimes 3-lobed. The corolla is longer than in Ipomoea argentifolia and I. fuchsioides .
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