Shoulang Yam (Dioscorea cirrhosa)

Shoulang Yam, a reference photo — Photo: Shih-Shiuan Kao · CC BY-SA 2.0 (licence)

Dioscorea cirrhosa, commonly known as the dyeing yam, is a species of flowering plant in the family Dioscoreaceae. It is a perennial, dioecious climbing vine native to Southeast Asia.

From Wikipedia, under CC BY-SA 4.0.

Is it poisonous?

We have no record of Shoulang Yam being toxic, poisonous or venomous. That is not proof that it is safe. Never eat, touch or handle a wild plant, mushroom or animal on the strength of an identification; ask someone qualified.

Easily confused with

Smilax glabra
Smilax ocreata
Smilax lanceifolia
Dioscorea bemandry

Classification

Kingdom: Plantae
Phylum: Tracheophyta
Class: Liliopsida
Order: Dioscoreales
Family: Dioscoreaceae
Genus: Dioscorea
Species: Dioscorea cirrhosa

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