Ipomoea aquatica, also known as Ipomoea aquatica, Ipomoea aquatica, Ipomoea aquatica, Ipomoea rattan and Ipomoea aquatica, belongs to Ipomoeae. Ipomoea aquatica originated in the south, likes warm and humid climate, is heat-resistant and frost-resistant, and can grow in all provinces in the Yangtze River basin from April to 65438+1October.
Morphological characteristics:
Leaves vary in shape and size. They are oval, oblong, oblong-lanceolate or lanceolate, 3.5-17cm long and 0.9-8.5cm wide. Sharp or tapering, with a small short tip, the base is heart-shaped, halberd-shaped or arrow-shaped, occasionally truncated, whole or wavy, or sometimes there are a few coarse teeth at the base, and both sides are nearly hairless or occasionally sparse. Petiole 3- 14 cm long, glabrous.
The axillary peduncle of cymes is 1.5-9 cm long, the base is pilose, and the flower is1-3 (-5); Bracts scaly, long 1.5-2 mm; Pedicel length1.5-5cm, glabrous; Sepals are nearly the same length, ovate, 7-8 mm long, blunt at the top, with small short tips, and glabrous outside.
Corolla white, reddish or purplish red, funnel-shaped, 3.5-5 cm long; Stamens are unequal in length, and filaments are hairy at the base; Ovary conical, glabrous.