Habitat: Swamps

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Showing 1-25 of 45 records

Marsh Arrowgrass

Flower: A flower spike. The green flowers have purple edges. Individual flowers are up to 3mm wide. Flowers have 3 petals and 6 stamens. Fruit: Narrow, erect and arrow-like. Leaves: Long and grass-like leaves with deep grooves.

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Hairy Bittercress

Flower: Tiny and forming clusters at the top. 4 white petals with 4 yellow stamens. Counting the number of stamens is perhaps the most reliable way to distinguish this flower from the almost identical Wavy Bi... Fruit: Long and slender seed pods that split open when ripe. Leaves: Basal rosette, anything up to 9 inches long. Compound leaves with alternate leaflets that have one leaf per node along the main upright stem. The leaves persist throughout the winter months.

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Wavy Bittercress

Flower: Tiny and forming clusters at the top. 4 white petals with 6 yellow stamens. Counting the number of stamens is perhaps the most reliable way to distinguish this flower from the almost identical Hairy B... Fruit: Long, thin, cylindrical seed pods which usually are lower than the topmost flowers. This is useful to know when trying to distinguish this flower from Hairy Bittercress which has seed pods that normal... Leaves: The basal rosette has alternate leaves. Stem leaves are compound with 3-6 pairs of leaflets and a terminal leaflet. Leaflets are wavy edged. The upright main stem upon which the leaves emerge from are...

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Common Bulrush

Flower: Tiny and densely packed, forming a chocolate-coloured sausage-shaped spike. Fruit: Fruits are minute. They are produced from the female flowers and are covered in fluffy down. Leaves: Stalkless, long-sheathed, alternate leaves which are mainly produced at the bottom of the stem. Pale blue-green and linear.

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Common Butterwort

Flower: Violet, on long stalks and up to 2cm. Diverging lower lip and a pointed spur. Fruit: Brownish-yellow capsule, ovate, with numerous small brown seeds. Leaves: Yellow-green star-shaped basal rosette with margins curled upwards. 3 to 6 succulent leaves, each up to 8cm long. Butterwort is an insectivorous plant. The leaves feel sticky to touch because the leaf...

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Coltsfoot

Flower: Solitary with bright yellow disc and ray florets, up to 1.5cm. The flowers are borne on long, scaly stems which rise straight from the ground. The undersides of the flower are covered in white woolly ... Fruit: A conspicuous dandelion-like, white pappus. Leaves: The leaves are round, heart-shaped or polygonal. The flowers die back before the emergence of the first leaves.

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Hare's-tail Cotton-grass

Flower: Fluffy white flowers resembling balls of cotton wool which give the plant its name. Each plant bears a single flower emanating from the top of the stem, unlike Common Cotton-grass which has a multiple... Fruit: A brown seed called an achene, up to 3mm long. Leaves: Thin and spiky dark green grass-like leaves, growing up from around the base of the plant.

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Cuckooflower

Flower: 4 petals, clustered, pale to dark lilac, seldom white, up to 2cm. Fruit: A long elongated dry capsule which eventually rolls up and explodes to disperse its many seeds. Leaves: A basal rosette of long-stalked leaves are present. The short-stalked stem leaves are alternate and pinnate. The 1 to 7 pairs of opposite leaflets and 1 terminal leaflet are all separated wide apart.

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Common Duckweed

Flower: Petalless and minute, rarely appearing. Fruit: Small and insignificant. Slightly winged and bladder-like in shape. Leaves: Pale, flat and oval leaves which float on the surface of still water. Each plant has 2 leaves and a single root. The leaves are called 'fronds'. Spreads very quickly, covering the whole surface of the...

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Hard Fern

Flower: Ferns have spores, flowers are therefore absent. Fruit: The spores on the underside of the fronds can be either yellow, green, brown or black. Leaves: The fronds can either be sterile or fertile. The evergreen, narrow, sterile fronds often lie horizontally across the ground, and the even narrower, taller, fertile fronds are more erect, withering tow...

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Sensitive Fern

Flower: Flowers are absent on ferns. Instead, they reproduce using spores via a process called 'sporification'. Fruit: Spores exist on the erect, fertile stalks and are enclosed inside bead-like coverings. Leaves: A deciduous fern. Large, deeply pinnate. Each leaflet of the frond is untoothed and lanceolate to oblong. The fronds are sometimes called 'fiddleheads'.

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Water Forget-me-not

Flower: Clustered, pink flower buds, later becoming sky blue. 5 petals with yellow and white centres. Fruit: Small, 4-parted, egg-shaped, shiny black nutlets. Up to 2mm long. Leaves: Alternate, toothless leaves with pointed tips. The lowest leaves are the broadest and the upper leaves are more linear. The leaves are covered in short appressed hairs.

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Broad-leaved Helleborine

Flower: Broader than long green pointed sepals with a heart-shaped lip curving backwards, petals pink or purple, forming a long one-sided spike. Fruit: A nodding capsule filled with powder-like seeds. Leaves: Alternate, stalkless, untoothed leaves. The smaller upper leaves are ovate and tapering. Parallel veins.

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Field Horsetail

Flower: Flowerless. Horsetails reproduce by spores. Fruit: A blunt cone on the tip of the fertile stem in spring. The cone withers away after it has released its white spores. Leaves: The green stems have whorls of 4-angled leaf-like branches going up them. The branches are grow either outward or nearly erect from below the stems sheathed nodes.

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Marsh Horsetail

Flower: Flowerless. Horsetails reproduce by spores. Fruit: A blunt-tipped cone sits on top of the main stem. The cone matures in July and August. Leaves: The green furrowed stems have 8 to 10 ridges. Whorls of leaf-like branches appear along the erect single main stem. The branches are grow either outward or nearly erect from below the stems sheathed n...

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Water Horsetail

Flower: Flowerless. Horsetails reproduce by spores. Fruit: Ovoid cones sit on top of the fertile main stems. The cones are technically known as 'strobili' and reach a maximum of 1.5 cm in length. Leaves: The green furrowed stems have 10 to 30 very shallow grooves. Whorls of leaf-like branches appear along the erect single main stem.

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Jacob's Ladder

Flower: Bluish-purple and white at the base, in spikes. Individual flowers up to 3cm. 5 petals. Fruit: A capsule. Leaves: The name of this plant is derived from the shape of it's ladder-like, pinnate leaves. The leaves are arranged alternate along the stems.

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Arum Lily

Flower: Large and showy. White funnel-shaped tubular flower with a slit down one side. Yellow or orange spike called a spadix sits in the centre of the outer white sheath. Fruit: An oval, orange berry-like fruit, up to 1cm across. Leaves: Large, green, broadly oval, glossy leaves.

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Dotted Loosestrife

Flower: Yellow cup-shaped flowers with 5 hairy petals. Sepals green and narrow. Fruit: A long spherical capsule. Leaves: In whorls of 3 or 4 along the erect stems. The leaves of Dotted Loosestrife are oval and have round pointed tips. Leaf edges are untoothed. Darkly spotted with fine downy hairs on the undersides.

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Purple Loosestrife

Flower: Bright purple flower spikes in whorls up the stem, 6 petals. Fruit: The fruit capsules are enclosed within the sepals and consist of many reddish tiny seeds. Leaves: The leaves can be either opposite or in whorls of 3, and are sometimes slightly hairy. They are stalkless, long and slender, and are either heart-shaped or rounded at the base of their leaves.

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Marsh Lousewort

Flower: Deep pink-purple flower with 2 lower lips and upper lip 5-toothed. Fruit: Brown elliptical capsule which splits open only on one side. Leaves: Alternate, feathery leaves. Basal leaves are long-stalked.

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Common Marestail

Flower: The inconspicuous flowers of Marestail are minute and petalless. They are pink and form at the bases of the leaves. Fruit: A tiny, ovoid, green nut. Each nut contains 1 seed. Leaves: An unbranched, erect perennial waterweed which grows in still or slow flowing water. Most of the plant is submerged beneath the water. The strap-shaped leaves are in whorls of 6 to 12. Marestail has b...

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Marsh Marigold

Flower: 5-8 large glossy yellow sepals, up to 5cm wide. No petals. Fruit: A curved capsule. Leaves: Dark green, rounded, heart-shaped, glossy, waxy leaves. Long-stalked. Often mottled with pale green markings on the upper surfaces of the leaves.

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Meadowsweet

Flower: Creamy-white flowers in fluffy clusters, having many stamens. 5 petals and 5 sepals. Fruit: A green, linear and flattened, twisted seed, up to 6mm long. Turns brown with age. Not hairy. Leaves: Pinnate leaves which are mostly alternate along the stems. Each leaf has between 5 and 9 leaflets. The terminal leaflet is the largest of them all - it has 3 to 5 deep lobes. All leaflets have double-...

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Bog Myrtle

Flower: Male and female catkins appear on separate shrubs. Male ovoid catkins are orange; hanging female catkins are brown. Fruit: A small drupe containing a single seed. Leaves: A shrub with evergreen, egg-shaped, simple leaves. The leaves are downy on their undersides.

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