Nechamandra

Nechamandra is a monotypic genus of an aquatic plant family Hydrocharitaceae. The sole species is Nechamandra alternifolia. It is found in slow moving fresh water.
Distribution and habitat.
This is a rare plant in lakes and ponds. It is known from Asian fresh waters of Sudan, Socotra, Sri Lanka, India, Nepal, Bangladesh, China, Myanmar, Thailand, and Vietnam.
Description.
Aquatic herb.
Chromosome number.
Chromosome numbers of 2n = 14 is reported from India and Myanmar.