Appearance
The leaves usually grow submerged and are oblong-lanceolate in shape and are up to 14 mm long. They are blunt at the end and taper to a tail-like stalk at the other.Distribution
This species is widely distributed in cool-temperate regions, including Great Britain and Ireland, Asia , India , Indonesia , Brunei, Japan, Malaysia, Myanmar, Papua New Guinea, Pakistan, Philippines); Europe; Oceania; N. America; and S. America.References:
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