Fl. Per.: May-October

Type: India: Wight 1505 (G-DC).

Afghanistan, Pakistan, India, China, Sri Lanka, Nepal, Bhutan, Myanmar, Thailand, Laos, Vietnam, Taiwan, Peninsular Malaysia, Indonesia (Java) and Philippines.

A fairly common plant near streams, water channels, canals and river banks.

A-7 Chitral Dist.: Drosh, 4500 ft., May, 1908, Major S. M. Toppin 234 (K); Gilgit, Nullah East of Hunza River, alt. 5500 ft., at edge of watercourse, 2 ft. high with bright yellow flowers, 7.6.76, S. Bowes-Lyon  8001 (K); B-7 Peshawar Dist.: Nowshera, 18.11.1955, collector ignotus 589 (KUH); NWFP (Pakhtoonkhwa), Peshawar,  April, 1907, Lt.-Col. Sir Harold Deane s. n. (K); Peshawar Valley, Charsadda,  near streams, canals, fairly abundant, 22.10.1964, Bashir Ahmed Suhaila 245 (K); Swat Dist.: Inter Khawazakhela et Shangla, 1300 – 1900 m, in Sarosis humidis, 2.6.1965, K. H. Rechinger 30630 (K); Mansehra Dist.: c. 25 miles from Mansehra on way to Balakot, c. 40 cm tall herb, heads bluish (?), 8.5.1983, S. Omer, S. Nazimuddin & A. Wahid 568 (KUH); C-7 Rawalpindi Dist.: Topi Park, Rawalpindi City, 450 m, 13.4.1922, R. R. Stewart 7109 (KUH); Abbottabad Dist.: Nathia gully, 12 miles to Abbottabad, 30 cm tall, erect herb, heads yellow, 4.10.1970, M. Qaiser & S. A. Farooqi 3436 (KUH); Jhelum Dist.: Salt Range, July 1876, J. E. T. Aitchison 42 (K).