Ipomoea hastigera Kunth

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

316. Ipomoea hastigera Kunth , Nov. Gen. Sp. 3: 111. 1818 [pub. 1819]. (Kunth 1819: 111)

Convolvulus hastiger (Kunth) Spreng. , Syst. Veg. 1: 605 1825 [pub. 1824]. (Sprengel 1824: 605).

Quamoclit hastigera (Kunth) G. Don , Gen. Hist. 4: 259. 1838 (Don 1838: 259).

Ipomoea humboldtiana Roem. & Schult. , Syst. Veg. 4: 789. 1819. (Roemer and Schultes 1819: 789). Type. "CENTRAL AMERICA", presumably, MEXICO. Humboldt & Bonpland in Herb. Willd. (B-W03765-01), treated as " Ipomoea angularis " in Humboldt mss.

Morenoa globosa La Llave in La Llave & Lex. , Nov. Veg. Descr. Fasc. 1: 5. 1824. (La Llave amd Lexarza 1824: 5). Type. MEXICO. [Veracruz], San José del Corral (wherabouts unknown).

Quamoclit globosa (La Llave) G. Don , Gen. Hist. 4: 259. 1838. (Don 1838: 259).

Calboa globosa (La Llave) Lindl. , J. Hort. Soc. 5: 82 1850. (Lindley 1850b: 82).

Ipomoea globosa (La Llave) Meisn. in Martius et al. , Fl. Brasil. 7: 220. 1869. (Meisner 1869: 220).

Quamoclit lindleyi House , Bull. Torrey Bot. Club. 36; 597. 1909. (House 1909b: 597). Type. Based on Morenoa globosa La Llave

Quamoclit russeliiflora M. Martens & Galeotti , Bull. Acad. Brux. 12, 2: 271. 1845. (Martens and Galeotti 1845: 271). Type. MEXICO. Veracruz, Mirador H.G. Galeotti 1354 (holotype BR000006972905, isotype G).

Quamoclit kerberi E. Fourn. , Bull. Soc. Bot. France 30: 187. 1883. (Fournier 1883: 187). Type. MEXICO. Veracruz, Cordoba, E. Kerber 50 (lectotype P00625548, designated here; islectotypes BM, BR, C, K, MPU, P).

Ipomoea kerberi (E. Fourn.) C. Sprenger , Bull. Soc. Tosc. Ortic. 19: 116. 1894. (Sprenger 1894: 116).

Type.

MEXICO. Near Mexico City, Humboldt & Bonpland 3993 (P00670771).

Description.

Twining, presumably annual herb, stems glabrous or pubescent. Leaves petiolate, 8-10 × 7-12 cm, entire, ovate, or, more commonly, 3-lobed, base shallowly cordate with a broad sinus, lobes acuminate, mucronate, the central lobe narrowed at base, glabrous to pubescent; petioles 5-10 cm. Inflorescence a long-pedunculate corymb, with flowers clustered; peduncles mostly 10-25 cm long, corymbose branches short, mostly <1 cm; bracteoles 1-2 mm, ovate-deltoid; pedicels 7-20 mm; sepals oblong-ovate, obtuse or truncate, glabrous or pilose, margins scarious, outer 2-3.5 × 2 mm, mucro 4-7 mm, inner slightly larger, 3-4 mm long, the mucro 4.5-7 mm; corolla red, 3-3.5 cm long, tube 2.2-2.5 cm long, subcylindrical and gradually widened from base, limb, 5-angled but not lobed, c. 10-12 mm wide, stamens exserted. Capsules globose, c. 7 mm diam., glabrous, style not persistent; seeds 3.5-5 mm long. tomentellous.

Illustration.

Figure 154 .

Distribution.

Endemic to south-central Mexico mostly between 700 and 1800 m, so often at lower altitudes than Ipomoea funis . It grows in disturbed deciduous woodland, often near streams.

MEXICO. Chiapas: Cintalapa, A. Reyes Garcia et al. 1499 (BM, MEXU); Tzimol, A. Reyes Garcia 1041 (BM, MEXU); Mapastepec, Reserva El Triunfo, R.J. Hampshire et al. 606 (BM). Guerrero: Galeano, Pie de la Cuesta, G.B. & J.C. Hinton 11061 (K, MO); Cruz de Ocote, E. Martínez & F. Barrie 5697 (MEXU); Mun. Azueta, J. C. Soto Nuñez 11544 (MEXU). Jalisco: Rincón de Mananatlán, M. Cházaro & J.A. Vásquez 8665 (MEXU). Michoacán: Coalcomán, G.B. & J.C. Hinton 12704 (MO). Oaxaca: Choapan, Y. Mexia 9253 (K, MO, S); M. Ghiesbreght s.n. (K, P). Puebla: Tuxamapan de Galeana, S. Hernández & J.L. Contreras 657 (MEXU). Veracruz: Zacuapan, C.A. Purpus 6317 (BM, MO); Córdoba, E. Bourgeau 1727 (K, P, S); Atoyac, E. Kerber 159 (BM, K); Puente de San Miguel, M. Rosas 939 (BM); Ixtaczoquiatlán, M. Nee 23866 (BM, F).

Figures

Figure 154. Ipomoea hastigera. A habit with flowers B entire leaf C lobed leaf D outer sepal E inner sepal F fruiting inflorescence G capsule H seed. Drawn by Rosemary Wise A, C-G from Calonico et al. 21293; B from Rosas 939.