Thin-leaved Naiad
Najas tenuifolia R.Br.

Najas tenuifolia is an aquatic plant found in freshwater habitats. It is native to regions including Hong Kong, Thailand, Indonesia, the Philippines, and Australia.
Description
Najas tenuifolia belongs to the Hydrocharitaceae family and is commonly known as Thin-leaved Naiad. It is distributed across Australasian, Oriental (Indomalaya), and other regions such as China Southeast, Jawa, Lesser Sunda Is., Maluku, New South Wales, Northern Territory, Philippines, Queensland, South Australia, Sulawesi, Thailand, Victoria, and Western Australia. First described in 1810, this species is typically found in freshwater ponds.
Other common names
Thin-leaved NaiadWaternymph
Distribution
Australasian · Oriental (Indomalaya) · Global · China Southeast · Jawa · Lesser Sunda Is. · Maluku · New South Wales · Northern Territory · Philippines · Queensland · South Australia · Sulawesi · Thailand · Victoria · Western Australia
Synonyms
Najas graminea var. tenuifolia