Polygonatum laoticum Gagnep.
Polygonatum tonkinense Gagnep.
Disporopsis longifolia is a herbaceous, perennial plant growing from a creeping, fleshy rhizomatous rootstock around 10 - 20mm thick. The arching stems are usually around 30 - 100cm tall[
The plant is harvested from the wild for local use as a medicine..
E. Asia - southeastern China, Laos, Thailand and Vietnam.
Forests, forest margins and thickets at elevations of 100 - 1800 metres in Guangxi and Yunnan Provinces[
]..Wet places in mountainous regions in Vietnam[
Disporopsis longifolia is native to the warm temperate to subtropical climate of southeastern China and southeast Asia. It is likely to be not very cold tolerant, but should experience light frosts.
The rhizome is anodyne, tonic[
]. It is used in Vietnam in the treatment of general debility, fatigue, anorexia, lumbago, arthralgia and dry throat[
The rhizome is harvested in the late summer when the fruit forms, soaked in molasses, steamed and then dried for later use[