Habitat: Riversides

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Showing 1-25 of 232 records

Spineless Acaena

Flower: Globular, petalless flowers. Fruit: Globular fruits usually spiny but often without spines. Leaves: A mat-forming perennial garden escape species. The pinnate leaves are purplish and feathery. Leaflets are toothed.

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Garden Angelica

Flower: Yellowish-green flowers, appearing in rounded umbels measuring 5 to 7cm across. 5 stamens per flower. Pollinated by insects. Fruit: Oval, flattened fruits with corky wings, measuring 6 to 8mm long. The seeds ripen in August and September. Leaves: An erect perennial with 2 to 3-pinnate leaves. Each leaf measure up to 60cm (24 inches) in length. Hollow, green stems (occasionally purple). Biennial.

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Asarabacca

Flower: Pale yellowish-green bell-shaped flowers. No petals. 3 maroon sepals. The flowers are usually hidden beneath the leaves. 12 stamens. Pollinated by flies. Fruit: A 6-parted capsule. Leaves: The leathery, dark green leaves are glossy and kidney-shaped. The leaves measure about 3 inches (7.5cm) across. Evergreen perennial. Asarabacca has a preference for growing in Beech woodland.

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Garden Asparagus

Flower: Bell-shaped, pale green or yellowish flowers. Pollinated by bees. Fruit: A small, red berry, up to 1cm across. The seeds ripen in September and October. Leaves: A perennial herb with an erect, single stem. The shoots are sometimes known as 'spears'.

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Aunt Eliza

Flower: The orange-brown flowers are about 6cm in length. They are arranged alternately along its zigzagged stems. Fruit: A 3-angled, green capsule, turning brown upon ripening. Leaves: A clump-forming perennial with olive green, deeply pleated, wiry leaves. The plant grows from a corm. Seldom found growing wild in the UK but not unheard of.

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Wood Avens

Flower: The long stalked, star-shaped flowers appear in loose clusters and are up to 2 cm across in diameter. The sepals turn downwards as the fruit forms. The flowers are similar in appearance to those of St... Fruit: Hooked fruit forming a bur-like head, bronze-tipped. Leaves: The leaves are unstalked. The lower ones are pinnate with the terminal leaflet being much the largest. Stem leaves are smaller and trefoil.

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Balm of Gilead

Flower: Pale yellowish-green catkins which appear before the leaves in spring, up to 16cm long. Wind pollinated. Fruit: The seeds are the fruit. They ripen in May. Leaves: The leaf buds are very sticky and resinous. The smooth and hairless leaves are heart-shaped with a pointed tip and finely serrated margins.

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Touch-me-not Balsam

Flower: Yellow, speckled red. 5 petals with broad lower lip and small upper hood. Fruit: Pendant capsules that burst open and scatter their seeds when touched. Leaves: Alternate, stalked and oval. Toothed margins.

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Arrow Bamboo

Flower: The flowers are never seen in the British Isles. Wind pollinated. Fruit: Never seen in fruit. Leaves: An evergreen perennial plant with large, long, linear, pointed, dark green, grass-like leaves. The stems are cane-like in appearance. Occasionally seen as a garden escape species growing wild in the U...

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Chinese Barberry

Flower: Yellow or orange flowers, tinged with red. In clusters of up to 25 flowers. Fruit: Purplish-black, elliptical berries, up to 6mm long. In fruit from July to November. Leaves: A dense bush with glossy, dark green, spiny, obovate leaves. The leaves are pale beneath. The branches contain long spines. The Gagnepain's Barberry (Berberis gagnepainii) is a similar looking shrub b...

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Alpine Bartsia

Flower: Dark purple flowers with leafy bracts. The flowers are occasionally yellow. 4 stamens. Fruit: A dark brown, oval capsule. 2 valves. Leaves: A downy perennial plant with purple-tinted, oval, untoothed leaves. Unstalked. The leaves appear together in opposite pairs along the stems.

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Northern Bedstraw

Flower: Numerous small white flowers in branched, dense leafy clusters. Each flower is about 3mm in diameter. Flowers are pointed at the tip. The 4 stamens are creamy white. 2 styles. Pollinated by flies and ... Fruit: A brown, 2-sectioned fruit with hooked hairs. Leaves: The leaves are stalkless, dark green and with rough edges. They appear in whorls of 4 up the stem. Each opposite pair of leaves are of differing lengths. This is the only white bedstraw in Great Brita...

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Beggarticks

Flower: Flowers can be solitary or together in groups of 2 or 3. They are stalked and have a yellowish-orange central disc (up to 2cm wide). Around the central disc are the bracts which are yellowish-brown. P... Fruit: Flat, dark brown or black seeds, ripening from August to October. The seeds have hooked hairs attached at one end. Leaves: The leaves are compound with 3 to 5, lance-shaped leaflets. Each leaflet is between 5 and 10cm long and has sharp teeth along its edges. The leaves are stalked. Very variable in height. Annual. Mainly...

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Ivy-leaved Bellflower

Flower: Pale blue, solitary, bell-shaped flowers, no larger than 1cm wide. The flower stalks are long (up to 4cm) and thread-like. The flowers are sometimes nodding. Fruit: The fruit is a capsule, about 3mm long. Leaves: A creeping, hairless, patch-forming perennial flower with pale green leaves. The leaves are variable in shape, some are kidney-shaped, some rounded and some are similar in shape to ivy leaves (but muc...

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Milky Bellflower

Flower: Pale blue or bright blue, bell-shaped flowers, about 2cm across. The flowers are sometimes white. Fruit: The fruit is a capsule which produces numerous minute seeds. Leaves: Narrow, toothed leaves, up to 5 inches (12cm) long. Similar to Giant Bellflower (Campanula latifolia) but taller. Perennial.

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Downy Birch

Flower: Male and female catkins appear on the same tree. Erect female catkins are shorter and green. Male catkins hang loosely in groups of 2-4. Often hybridizes with Silver Birch making identification tricky. Fruit: Small dry one-sided winged fruits, called 'achenes'. Leaves: Deciduous. Ovate, pointed and with serrated margins. Light green in spring, darkening and then turning yellow or orange in autumn. Leaves are often hairy underneath.

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Large Bittercress

Flower: 4 white petals which are very occasionally purple, up to 12mm wide. Flowers clustering together at the top of the plant. 6 stamens, purple anthers. Fruit: Long, thin, flat seed pods that eventually split open lengthwise. Leaves: Without a basal rosette, as with Hairy Bittercress and Wavy Bittercress. The basal leaves are long-stalked and the upper stem leaves are very short-stalked. The leaves run alternate along the stem and...

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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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Narrow-leaved Bittercress

Flower: Clusters of tiny, 4-petaled, white flowers. 6 stamens. The similar looking Hairy Bittercress (Cardamine hirsuta) usually only has 4 stamens. Pollinated by bees, flies, butterflies and months. Fruit: The fruit is a cylindrical pod. The seeds ripen from May to September. Leaves: A biennial plant wit pinnate leaves. There are several pairs of deeply toothed, lance-shaped leaves. The leaves clasp their stems. Hairless with straight stems. The similar Wavy Bittercress (Cardamine...

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Bladder-seed

Flower: Flowers appear in umbels of 2 to 5cm across. Fruit: The fruits are inflated and bladder-like in appearance. Leaves: A slightly hairy biennial with solid stems. The leaves are dark green and 2-trefoil at their bases. Higher up the stems, the leaves are 1-trefoil and undivided. Well-toothed leaflets.

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Bleeding Heart

Flower: 2-spurred pinkish-purple, heart-shaped, pendant flowers (up to 2.5cm long) on a leafless stem. Flowers are in clusters of 5 to 15. Flowers have 2 sepals and 6 stamens in groups of 2's. Fruit: An elongated capsule. Leaves: Finely divided, alternate, greyish-green, fern-like leaves. A deciduous perennial.

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Blinks

Flower: Very tiny white flowers appearing in clusters of 1 to 3. Short-stalked. Pollinated by insects. Fruit: Shiny, black fruits. The seeds ripen from June to October. Leaves: A prostrate, low-growing, annual or short-lived perennial plant with small, narrowly oval to oblong (blunt-tipped) leaves. The leaves appear together in opposite pairs along the stems. Usually found g...

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White-stemmed Bramble

Flower: Purple, saucer-shaped flowers with numerous stamens. Pollinated by insects. Fruit: The fruit is a bluish-black berry, 1cm in diameter. The seeds ripen in August and September. Leaves: Pinnate leaves, up to 20cm in length. The leaflets are lance-shaped and white woolly beneath. The leaves are dark green above. Leaf margins are serrated. Stems are white, erect and arching.

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Sweet Briar

Flower: Bright pink flowers with erect sepals, up to 4cm wide. The flowers are stalked. There are numerous yellow stamens on each flower. Fruit: The red fruit are called hips and measure 1 or 2cm in diameter. The hips bear erect sepals which fall before the end of the season. Leaves: The leaves are toothed, pinnate and (stickily) hairy beneath. Each leaf measures 5 to 9cm in length and bears 5 to 9 leaflets. The stems have several unequally curved or hooked prickles mixed with hai...

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Brookweed

Flower: Flower spikes (racemes). Each flower has an inward bending long stalk and is about 2 to 4mm across. The bend in the stalk has a tiny, pointed bract. Triangular but blunt-pointed sepals. Orange heart-s... Fruit: Green globular fruit capsules containing many reddish-brown seeds. The seeds ripen from July to August. Leaves: A hairless, normally unbranched flower with pale green, fleshy, upright, spoon-shaped leaves. The oval leaves remain close to the stems. The basal leaves are the largest. The stem leaves are alternate...

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