Ipomoea tuberculata

Ipomoea tuberculata Ker-Gawl., Bot. Reg. 1, t. 86 1816. (syn: Convolvulus dasyspermus Spreng.; Convolvulus pedatus Roxb.; Ipomoea calcarata N. E. Br.; Ipomoea dasysperma Jacq.; Ipomoea pedata (Roxb.) Voigt; Modesta tuberculata (Ker-Gawl.) Rafin.);
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Cape Verde, Eritrea to S. Africa, Indian Subcontinent to Myanmar: Botswana, Cape Verde, Chad, Eritrea, Ethiopia, India, Mozambique, Myanmar, Namibia, Nepal, Somalia, Sri Lanka, Sudan, Tanzania, West Himalaya, Zambia, Zimbabwe as per POWO;
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Vines; the stems slender, smooth or tuberculate; annual, glabrous. Leaves round in outline, biternately or digitately 5-9-lobed, upto 12 cm long, the lobes linear-lanceolate to elliptic, acute, 3-8 cm long, 1-4 cm wide, with pseudostipules. Inflorescences 1-3-flowered, on peduncles 2.5-7 cm long. Flowers with pedicels upto 1 cm long, woody, clavate; sepals orbicular to elliptic ovate, obtuse, smooth or verruculose, somewhat unequal, the outer 3 shorter and broader, 6-12 mm long, gibbous and 1-2 tuberculate at the base; corolla yellow or white with a purple centre, funnelform to almost salverform, with a narrowed tube, 5-10 cm long. Fruits capsular, globose, 6-11 mm long; seeds subglobose-trigonous, brown, 5 mm long, with appressed pubescence and occasionally with long trichomes on the angles.
Flowering and fruiting: June-October
Degraded moist deciduous forests
(Attributions- Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi as per India Biodiversity Portal)
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