Nelsonia canescens

Nelsonia canescens (Lam.) Spreng., Syst. Veg., ed. 16 [Sprengel] 1: 42 (1824).

Nelsonia canescens (Lam.) Spreng., Photo by Nguyễn Hoàng Hoan  

The native range of this species is Tropical & Subtropical Old World to N. Australia. It is a scrambling annual or subshrub and grows primarily in the seasonally dry tropical biome. It is used as animal food and a medicine and for food.

Vietnamese name: 

Vạn nhân đả, Niên sơn đồng, Lựu tử thảo

Latin name: 

Nelsonia canescens (Lam.) Spreng. – Justicia canescens Lam.

Family: 

Acanthaceae

Uses: 

Treatment of hematoma, swelling (decoction of leaves).

Distribution: 

Tuyen Quang (Chiem Hoa), Kon Tum, Dong Nai, Can Tho. The plant grows naturally in the field in the dry season.

Flowering and fruiting season: 

November-September