Asia from Iran and Afghanistan through the Indian subcontinent north-eastwards to China and Japan, and eastwards to Malesia and Australia, also E.Africa._x000D_ TN: Almost all districts._x000D_ GoM: Frequent on mainland coast and rare Wet situations & rice fields.

Bankura (WB): Harmashra. Common in rice fields, at the edges of tanks, streamlets, etc. Fl-Fr: Aug-Dec.

For Var.Paniciformis : Sirohi-Mt. Abu. Rare, in moist and marshy habitats

Global: W.Asia to Australia. Chamba: Common in rice fields, also occurs in other damp places; 600-1500 m.

INDIA: Throughout India; HIMACHAL PRADESH: Kinnaur.

Maharashtra: Ahmednagar, Amaravati, Bhanadara, Bombay, Chandrapur, Kolhapur, Nagpur, Nasik, Osmanabad, Pune, Raigad, Ratnagiri, Satara, Sindhudurg, Thane.

Majuli: Deuri gaon. Frequent to common weed of rice fields and other fields of rabi crop and common along the banks of river-sutis-canals etc.

Mediterranean, Indo-China, australia, Japan, Persia, Afghanistan, India (more or less throughout)

Palni: Foothills to 1000(1600) m.

Srikakulam (AP): Madduvalasa, Sitampeta, Tankidi. Common in drying puddles and along wet rice fields.

Throughout India,ascending to 1500 m. Tropical,sub tropical and temperate regions of both hemispheres. Orissa: Common in wet places.

Throughout, everywherein moist ground; common, gregarious.

Tripura : Widely spread in tropical Asia and Australia; naturalised in SE unites States and West Indies. Common in wet places and rice fields

Tropical, subtropical and temperate regions of both hemispheres