කෙකටිය[kekatiya](Aponogeton natans)

An indigenous aquatic herb  occurs in stagnant, shallow most probably temporary waters, paddy fields, ponds and marshlands from sea level to about 800 m elevations. Flowering throughout the year.

කෙකටිය [Kekatiya](Aponogeton crispus)

An indigenous aquatic herb with submerged and floating leaves occurs in lakes, ponds and tanks from sea level to about 1300 m a.s.l, mainly in the northern and western part of the country down to Panadura. Flowering throughout the year. 

කෙකටිය[kekatiya] (Aponogeton jacobsenii)

Locally common endemic aquatic herb found in shallow or deep ponds and rivulets with stagnant or fast flowing water in higher elevations from 1650 to 2300 m a.s.l. Flowering from March to May and September to October.

කෙකටිය[Kekatiya] (Aponogeton rigidifolius)

An endemic aquatic herb with submerged leaves, distributed in slow or fast flowing streams and rivers in Kalutara, Rathnapura and Galle districts of the southwestern wet lowlands.