A foundation monograph of Ipomoea (Convolvulaceae) in the New World Author Wood, John R. I. Author Munoz-Rodriguez, Pablo Author Williams, Bethany R. M. Author Scotland, Robert W. text PhytoKeys 2020 143 1 823 http://dx.doi.org/10.3897/phytokeys.143.32821 journal article http://dx.doi.org/10.3897/phytokeys.143.32821 1314-2003-143-1 F6F11A6EE4FF5A1885CEA2B60AE965A5 246. Ipomoea villifera House , Muhlenbergia 5 : 70. 1909. (House 1909a: 70) Type. GUATEMALA. Huehetenango, near Jacaltenango, E.W. Nelson 3579 (holotype US00111486). Description. Climbing perennial to 4 m, stem muriculate, densely pilose with brownish hairs. Leaves petiolate, rather large, 7-12 x 6-12 cm, orbicular to ovate, entire or weakly 3-lobed, acute to acuminate, base cordate, adaxially pubescent, abaxially whitish, densely pubescent; petioles 5-7 cm. Inflorescence subcapitate, formed of pedunculate, bracteate heads; peduncles 11-20 cm, villous; bracteoles 20-25 x 5 mm, narrowly oblong-ovate, acuminate, +/- persistent; pedicels very short, 0-5 mm; sepals subequal, 16-22 mm, broadly lanceolate, acuminate, villous; corolla c. 5 cm long, funnel-shaped, purple, villous on tube and lobes. Capsules and seeds not known. Distribution. A plant of forest and scrubby swamp below 1300 m over a limited area of Mesoamerica; apparently uncommon. HONDURAS. Ocotepeque, Sinuapa, A. Molina et al. 31434 (MO). GUATEMALA. Huehuetenango, Rio Seligua, L.O. Williams et al. 41319 (BM, F, MO); Chiquimula, Esquipulas, A Molina & A.R. Molina 25159 (BM, F, MO). MEXICO. Chiapas : Ixtapa, R.M. Laughlin 2157 (F); Pinola las Rosas, Teopisca, D.E. Breedlove 41154 (MO). Oaxaca : San Miguel Chimalapa. Rio Portamonedas, S. Maya 2441 (MEXU). Note. Probably closely related to Ipomoea neurocephala but the corolla much larger and bracteoles narrowly oblong-ovate.