Ipomoea seducta House Ann.

Wood, John R. I., Munoz-Rodriguez, Pablo, Williams, Bethany R. M. & Scotland, Robert W., 2020, A foundation monograph of Ipomoea (Convolvulaceae) in the New World, PhytoKeys 143, pp. 1-823 : 1

292. Ipomoea seducta House Ann. New York Acad. Sci. 18: 241. 1908. (House 1908b: 241)

Type.

GUATEMALA. Altaverapaz, H. von Tűrckheim 7926 (holotype NY00547070, isotypes GH, K, MICH, US).

Description.

Perennial twining herb to 5 m, stems glabrous, somewhat wiry. Leaves petiolate, 3-11 × 2.5-9 cm, ovate with long acuminate apex, cordate, glabrous, frequently enclosing the inflorescence; petioles 0.3-5 cm, glabrous. Inflorescence of solitary (rarely in cymes of 2-3) axillary flowers; peduncles 0.3-5 cm, often penetrating the leaf sinus; bracteoles scale-like, c. 1 mm; pedicels 6-8 mm; sepals unequal, the outer 3-4 × 2-3 mm, ovate, acute, the inner 7-9 × 3-4 mm, elliptic; corolla 5-6 cm long, funnel-shaped, flaring from near the base, lilac-purple, glabrous, limb 4-5 cm diam. Capsules c. 12 × 10 mm, conical, rostrate; seeds 6-7 × 3-4 mm, puberulent and minutely ciliolate on margins.

Distribution.

Deciduous forest up to 2200 m from central Mexico south to Honduras.

EL SALVADOR. La Libertad, hacia Túneles, A. Molina 21447 (F).

HONDURAS. Comayagua, C. Nelson 7454 (MO).

GUATEMALA. Cobán. Alta Verapaz, H. von Türckheim 101 (K), Cubilquitz, 7926 (K); Cañon del Río Chixoy, L.O. Williams et al. 40563 (MO).

MEXICO. Chiapas: E.W. Nelson 3403 (US); D.E. Breedlove 10069 (F). Colima: Comala, Rancho El Jabali, A.C. Sanders et al. 10647 (K, MO); L. Vásquez 370 (MEXU). Guerrero: Galeana, Tecpán, G.B. & J.C. Hinton 10813 (GBH, K). Jalisco: R. McVaugh 26396 (MICH); San Sebastián, Y. Mexia 1643 (BM, US). Michoacán: Coalcomán, G.B. Hinton et al. 12700 (F, K, MO, US), ibid., 12332 (K); ibid., E. Carranza & I. Silva 6926 (IEB, MEXU). Nayarit: Tepic-Miramar, S. Aguilar 89 (MEXU); ibid., E. Carranza et al. 6124 (IEB, MEXU). Oaxaca: Santa María Chimalapa, H. Hernández 2121 (MO). Sinaloa: Concordia, A.C. Sanders et al. 4542 (UCR).

Note.

Identical to Ipomoea dumosa apart from the funnel-shaped corolla with included stamens. Some specimens, especially from Guerrero, Michoacán and Est. Mexico, are rather arbitrarily placed here or in I. dumosa .