Wetland plants already colonising the site include purple loosestrife, ragged robin and flowering rush.

Butomus umbellatus (flowering rush)

The flowering rush (Butomus umbellatus), also known as grass rush, is a perennial aquatic plant, constituting the family Butomaceae.

There are also a number of stonewort species present in the ditches and ponds, along with flowering rush, water millefoil, and yellow and white water lilies.

There are many species of emergent plants, among them, the reed (Phragmites), Cyperus papyrus, Typha species, flowering rush and wild rice species.

Aquartic plants supported are Pondweed, Flowering Rush, Water Forget-me-not, Water-cress and Water-dock.

Other species include the fan- leaved water crowfoot, flowering rush, lesser reedmace, frogbit, blunt-leaved pondweed, lesser pondweed and the brown sedge.

Included in these two categories are the cattails, sweet flag, yellow water iris, flowering rush, blue flag iris, umbrella palm, water canna, water calladium and Egyptian paper plants.

An inventory in 1998 also documented Chara globularis, Common waterweed, White Water-lily, Yellow water-lily, Branched Bur-reed, Flowering rush, and Stratiotes aloides.

The reserve is rich in wetland plants with large areas of reed and willow and uncommon species such as Eight-stamened Waterwort, Flowering Rush, Marsh Fern and Hop Sedge.

Meadow plants are represented by Plumbago, Achillea, wormwood, mallow and meadow sage and marsh plants by flowering rush, yellow flag iris, water mannagrass and common sweet flag, etc.

The threatened American lotus is present in Eagle Island Marsh but several invasive species are present in the watershed, including flowering rush, Eurasian milfoil, curlyleaf pondweed, Phragmites and purple loosestrife.

The Exminster Marshes, a series of fields drained by dykes and ditches, carry several plants rare in Devon including Parsley Water Dropwort (Oenanthe lachenalii), flowering rush Butomus umbellatus, Frogbit Hydrocharis morsus-ranae.

Less frequent are Tape-grasses, grass rush, arrowhead and other water-hungry plants.

The flowering rush (Butomus umbellatus), also known as grass rush, is a perennial aquatic plant, constituting the family Butomaceae.

The lake hosts 54 species of coastal aquatic flora, including cane, calamus, bulrush, grass rush, Lesser Bulrush and water parsnip.

The family counts a single species, Butomus umbellatus.

Butomus umbellatus (I)

Butomus umbellatus (flowering rush)

The flowering rush (Butomus umbellatus), also known as grass rush, is a perennial aquatic plant, constituting the family Butomaceae.

The Exminster Marshes, a series of fields drained by dykes and ditches, carry several plants rare in Devon including Parsley Water Dropwort (Oenanthe lachenalii), flowering rush Butomus umbellatus, Frogbit Hydrocharis morsus-ranae.