Perennial ascending herbs; The rhizome is cylindrical, with a length of more than 15-20cm and a thickness of1-1.5cm. The lower part is a thin cylindrical fibrous root and the upper part is a persistent leaf sheath. Petiole green, 25-32 cm long, base expanded into sheath, tapering upward; The leaves are green or the surface is light blue-green when young; Adult leaves are arrow-shaped, 25-45 cm long and 9- 19 cm wide. The anterior lobe is oblong, triangular, 15-27 cm long, tapering at the top, with 4-7 lateral veins extending obliquely. The posterior leaves are in the shape of the Yangtze River Delta, with a length of 10- 18 cm, a basal node of 2-3.5 cm, a pointed triangle, and the basal veins intersect at an acute angle of 60-80 degrees. Peduncle length 18-25 cm. The spathe is light green, 2-3.5 cm long, oval to spindle-shaped, with a fruit-bearing time of 5 cm and a thickness of about 2 cm. The eaves are round or lanceolate, 6-8 cm long. Spike 7-8 cm long, female inflorescence cylindrical, 65438 02 mm long; The fertile part of male inflorescence is 2 cm long; The appendage is 4.5 cm long, cylindrical and conical. Male flowers have stamens 3. Ovary ovoid, apex tapering; Stigma kidney-shaped; Ovules semi-erect, basal. Berry is nearly spherical, light green, 6-8 mm in diameter, and contains 1 spherical seed. Fruit-bearing period: August -65438+ 10.
Distributed in southern Yunnan, Hainan, Guangdong and Guangzhou, cultivated artificially, at an altitude of 90- 1020 meters, born in forests or shrubs. Indochina Peninsula, Malay Peninsula, kalimantan island and Indonesian Java Island.