Synopsis of specimens examined –Alismataceae
- Alisma plantago-aquatica orientale (Sam.) Sam.
Western Nepal: Salyan (Karnali Province).
- Butomopsis latifolia (D. Don) Kunth.
Western Nepal: Banke, Dang (Lumbini Province)
Eastern Nepal: Morang, Tehrathum (Koshi Province).
- Caldesia parnassifolia (L.) Parl.
Western Nepal: Kailali (Sudurpaschim province)
Central Nepal: Kaski (Gandaki Province).
- Sagittaria guayanensis lappula (D. Don) Bogin
Western Nepal: Kailali, Kanchanpur (Sudurpaschim province), Salyan (Karnali
province), Banke, Bardiya, Dang (Lumbini Province)
Central Nepal: Rupandehi (Lumbini Province), Gorkha, Kaski, Lamjung,
Tanahun (Gandaki Province); Chitwan, Kathmandu, Nuwakot-Makwanpur (Bagmati province), Dhanusha (Madhesh province)
Eastern Nepal: Dhankuta, Morang, Sankhuwasabha (Koshi Province).
- Sagittaria trifolia
Western Nepal: Bajura (Sudurpaschim province), Pyuthan, Salyan (Karnali
province), Bardiya, Dang (Lumbini Province)
Central Nepal: Kapilvastu, Rupandehi (Lumbini Province); Nuwakot, Lalitpur,
Sindhupalchok (Bagmati Province), Dhanusha, Siraha (Madhesh province)
Eastern Nepal: Jhapa, Morang (Koshi Province).