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Map of the sites holding the search term ""Oenanthe fluviatilis""

There are 18 sites that mention "Oenanthe fluviatilis".

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Basingstoke Canal

…nges, with locally abundant mare's tail Hippuris vulgaris, river water dropwort Oenanthe fluviatilis, arrowhead Sagittaria sagittifolia, the pondweeds Potamogeton alpinus and P. berchtoldii and stoneworts including Nitella flexilis and several varieties of Chara spp. The Canal th…

Lewes Brooks

…s tail Hippuris vulgaris. Some local species such as fine leaved water dropwort Oenanthe aquatica, river water dropwort Oenanthe fluviatilis and flowering rush Butomus umbellatus also occur. Dense stands of both common reed mace Typha latifolia and lesser reed mace Typha angustif…

River Avon System

…occurrence of common spike rush Eleocharis palustris and hemlock water dropwort Oenanthe crocata. Other species of the channel flora in the Avon include spiked water milfoil Myriophyllum spicatum, arrowhead Sagittaria sagittifolia, lesser water parsnip Berula erecta and fool’s wa…

Sandwich Bay to Hacklinge Marshes

…verticillatum4, fen pondweed Potamogeton coloratus (4) and river water dropwort Oenanthe fluviatilis (4). This area is also the only known locality in south east England for least bur reed Sparganium minimum. The wet alder wood at Ham Brooks also contains uncommon plants includi…

Ouse Washes

…ygonum amphibium, water pepper Persicaria hydropiper and tubular water dropwort Oenanthe fistulosa. The associated dykes and rivers hold a great variety of aquatic plants, the pondweeds Potamogeton spp. are particularly well represented. Other aquatic species include the fringed …

River Test

…e leaved pondweed Groenlandia densa, the nationally scarce river water dropwort Oenanthe fluviatilis and horned pondweed Zannichellia palustris. Species typical of slower water are also common, common club rush Schoenoplectus lacustris, shining pondweed Potamogeton lucens and Ca…

River Lambourn

…nalis antipyretica. The occurrence of the pollution sensitive red algae Lemanea fluviatilis in the Upper Lambourn appears to be unique on the lowland southern rivers. This species is usually found in upland streams. Further down the river where there are perennial flows, the aqua…

Upton Broad & Marshes

…arsnip Sium latifolium, flowering rush Butomus umbellatus, river water dropwort Oenanthe fluviatilis and fen pondweed. The fens and dykes support an outstanding assemblage of dragonflies and damselflies Odonata, with the nationally rare Norfolk Aeshna Anaciaeschna isoceles presen…

Moors River System

…ts, notably opposite leaved pondweed Groenlandia densa and river water dropwort Oenanthe fluviatilis which are uncommon and declining aquatic species. Near Hurn there is a further major change in the river vegetation. The high diversity of habitat features found on the River Cran…

River Hull Headwaters

…undinacea and reed sweet grass Glyceria maxima are common. River water dropwort Oenanthe fluviatilis is also found here at the northern limit of its distribution. Areas of species rich wet grassland and fen occur notably between Driffield and Wansford, at Kelleythorpe, The Keld a…

River Kennet

…er crowfoot Ranunculus fluitans occurs for the first time. River water dropwort Oenanthe fluviatilis, a nationally scarce species of larger chalk streams, has been recorded from the mid to lower Kennet. Aquatic invertebrates are abundant and the Kennet is especially noted for its…

River Frome

… river water-crowfoot Ranunculus fluitans and the uncommon river water-dropwort Oenanthe fluviatilis. The presence of the latter species has a particular nature conservation importance in that its European distribution is centred on Britain’s chalk streams. The Frome is unusual f…

River Derwent

…a uncommon in Northern Britain. Several species, including river water dropwort Oenanthe fluviatilis, flowering rush Butomus umbellatus, shining pondweed Potamogeton lucens, arrowhead Sagittaria sagittifolia, opposite leaved pondweed Groenlandia densa and narrow leaved water pars…

River Wensum

… pondweed Zannichellia palustris and the nationally scarce river water dropwort Oenanthe fluviatilis. The marginal and bankside communities are typical of lowland rivers. Often there are dense and continuous stands of reeds or sedges. Reed sweet grass Glyceria maxima is dominatin…

Pevensey Levels

…ationally scarce greater water parsnip Sium latifolium and river water dropwort Oenanthe fluviatilis. These very species rich ditches are largely confined to gravity drained areas within the site. The main arterial channels, which carry drainage water from the Levels to the sea, …

Lymington River

…nclude the moss Fissidens crassipes, the nationally scarce river water dropwort Oenanthe fluviatilis **, brook water crowfoot Ranunculus penicillatus v pseudofluitans, starwort Callitriche obtusangula and sweet flag Acorus calamus. Locally, beds of common reed Phragmites australi…

River Itchen

…triche obtusangula. In the deeper middle to lower reaches river water dropwort Oenanthe fluviatilis, unbranched bur reed Sparganium emersum, common club rush Schoenoplectus lacustris and various pondweed species Potamogeton species all become much more abundant. Other character…

Halvergate Marshes

…y important lesser water plantain Baldellia ranunculoides, river water dropwort Oenanthe fluviatilis, flat stalked pondweed Potamogeton friesii, blunt leaved pondweed Potamogeton obtusifolius, greater spearwort Ranunculus lingua, the floating club rush Isolepis fluitans and the l…

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