taro is a perennial aquatic herb. Rootstock creeping, < P > cylindrical, stout, up to 5 cm long and 1-2 cm thick, with many slender fibrous roots on the nodes; Scales lanceolate, about 1 cm long, tapering. The petiole on the mature stem is cylindrical, 12-24 cm long, sparse and longer, and the lower part is sheathed; The sheath is 7-8 cm long, and more than 1/2 of the upper part is separated from the petiole to form a scale leaf shape; The leaf blade is 6-14 cm long, several times as wide as it looks; Grade I and II lateral veins are slender, the lower part is flat and the upper part is rising, all of them arc upward from the near edge, and the veinlets are weak. The peduncle is 15-3 cm long and .8-1.2 cm thick; The spathe is green outside, white inside, 4-6 cm long, sparse and longer, 3-3.5 cm wide, with a tip 1 cm long, and the fruit period persists without increasing. Spikelets are 1.5-3 cm long and the flowering period is 1 cm thick; Infructescence subglobose, broadly elliptic, 4.5 cm long, 3 cm thick, with pedicels 5-7 mm long. The flowering period is June-July, and the fruiting period is August.

Main value

Medicinal value

Functions are mainly used for expelling wind and promoting diuresis; Detoxification and swelling reduction. Main rheumatic pain; Edema; Carbuncle; Osteomyelitis; Poisonous snake bite

Administration and dosage: decoction, 6-9g. External use: appropriate amount, tamping; Or fried and washed.

Excerpt from Chinese Materia Medica

Other uses

Mainly used in shallow water and wetland greening of garden waterscape.