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Aquatic plant Species of the World

Pellaea





Phyllanthus
fluitans


Physostegia
purpurea

Pilularia
americana


Pistia

Pond plant, often considered an invasive or plain pest, it dwarfs well in aquaria.

However it can not tolerate freezing and is considered safe for pond use in places where it will not survive the cold depths of winter


Plagiochila



Pogestemon erectus
deccanensis
erectus quadrifolius


Polygonum
barbatum
maharastransii


Polypleurum





Proserpinaca
palustris

"Mermaid weed"








Encyclopedia Aquatica