- Herb.

- Forest margins, clearings, rice fields, waysides, cultivated ground, to 1,900 m alt.

- Tropical & subtropical regions of Africa, Asia, West Indies.

- Alloverthecountry

- พะเยา,น่าน

- พื้นที่ชุ่มน้ำหนองบงคาย

- อำเภอเชียงคำ อำเภอปง พะเยา, อำเภอสองแคว น่าน

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