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Edible : Stem

A vigorous twining climber. It grows 10 m long. The branches are pale grey. The sap is white. The leaves are oval and 9-18 cm long by 4-11 cm wide. The flowers are white.

Distribution : A tropical plant. It grows in thickets and open woods between 600-1,600 m above sea level. In XTBG Yunnan.