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Orlången Från Stensätra
Orlången is a lake in central Huddinge Municipality, just south of Stockholm, Sweden. Orlången, one of the lakes in the Tyresån Lake System, forms part of the Orlången Nature Reserve.Huddinge Municipality, ''Orlången'', site Catchment area The catchment area is composed of criss-crossing fractured valleys with alternating agricultural lands and forests. The lake and its shores are highly popular for open-air activities such as fishing, bathing, birdwatching, tour skating, canoeing, skiing, and walking. The Bottnen ("The Bottom") wetland near the inflow from Mörtsjön is an important bird locale. There are several public baths by the lake, but its many cliffs are also popular spots to spend a summer day. Approximately half of the lake is available for angling for people with the required angling card. Environmental impact Though the mud-filled valleys surrounding Orlången originally made it moderately eutrophic, extended accumulation of nutrients from neighbouring ...
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Scirpus Sylvaticus
''Scirpus sylvaticus'', the wood clubrush, is a species of flowering plant in the sedge family. ''Scirpus sylvaticus'' can reach 1 m, and has triangular stems. ''S. sylvaticus'' widespread in Eurasia, is very common in the European part of Russia and in Southern Siberia. It is most often a coastal species, occurring in wet habitat such as marshes in brackish and saltwater, along swamps, along the banks of water bodies, in marshy forests and in wet meadows. It is a perennial herb growing from a rhizome system with associated tubers. This plant is an important food source for waterfowl. The seeds are food for birds and other animals, such as muskrat The muskrat or common muskrat (''Ondatra zibethicus'') is a medium-sized semiaquatic rodent native to North America and an introduced species in parts of Europe, Asia, and South America. The muskrat is found in wetlands over various climates ...s. References External links Verspreiding in Nederland FLORONFoto's* * * ...
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Stratiotes Aloides
''Stratiotes aloides'', commonly known as water-soldier''Stratiotes aloides''
at the BSBI Plant Atlas
or water pineapple, is a submerged native to and northwestern . In Britain it was once common in East Anglia and still is in many places, particularly wet ditches and healthy ponds. It is the only species in the genus ''''.

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Persicaria Amphibia
''Persicaria amphibia'' (Synonym (taxonomy), syn. ''Polygonum amphibium'') is a species of flowering plant in the Polygonaceae, knotweed family known by several common names, including longroot smartweed, water knotweed, water smartweed, and amphibious bistort. It is native to much of North America, Asia, Europe, and parts of Africa, and it grows elsewhere as an introduced species and sometimes a noxious weed. Distribution and habitat ''Persicaria amphibia'' is native to a large area across the northern hemisphere, including Europe, Asia, North America, and parts of Africa. It has been introduced elsewhere, such as South America and other parts of Africa. It grows in many types of wet habitat, such as ponds, streams, and marshes. It is a rhizome, rhizomatous perennial herb which takes a variety of forms and is quite variable in morphology (biology), morphology. It may be an aquatic plant, growing submerged or floating in water bodies, it may grow in muddy and wet areas which are ...
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Myriophyllum Verticillatum
''Myriophyllum verticillatum'', the whorl-leaf watermilfoil or whorled water-milfoil, is a species of flowering plant native to much of North America, North Africa, and Eurasia. It closely resembles another native milfoil, called northern water milfoil (''M. sibiricum''). Whorled water milfoil is also easily confused with four types of invasive milfoils: Eurasian water milfoil (''M. spicatum''), Variable water-milfoil (''M. heterophyllum''), Parrot feather (''M. aquaticum''), and hybrid water milfoil (''M. heterophyllum × M. laxum''). In many areas it is an invasive aquatic plant. With the increase in water sports, the spread of many water milfoils (Haloragaceae) has increased over the years. The spread of a milfoil is not only within one area, sometimes it spreads from one area to another many miles away. To the untrained eye, whorled water milfoil can look similar to other species. Description and identification The best way to identify whorled water milfoil (''M. v ...
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Potamogeton Alpinus
''Potamogeton alpinus'' is a species of perennial aquatic plant known by the common names alpine pondweed and red pondweed. It is widespread in the northern hemisphere in both rivers and lakes with good water quality. Description Red pondweed is a perennial herb anchoring in the mud substrate via a creeping rhizome. It produces a cylindrical unbranched stem, up to 2.8 m in length. It has sessile lance-shaped submerged leaves that are typically 70–180 mm long and 10–25 mm wide with 4–7 lateral veins on either side and a slightly hooded apex, with an untoothed margin. Floating leaves may also be produced. The inflorescence is a spike of flowers a few centimeters long rising above the water surface. Turion (botany), Turions are absent, but in winter each stem dies back to a resting bud with a short length of root, which acts as a functional turion. Red pondweed is a reasonably distinctive plant and is not likely to be confused with any other pondweed. Early in the ...
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Potamogeton Natans
''Potamogeton natans'', commonly known as broad-leaved pondweed, floating pondweed, or floating-leaf pondweed, is an aquatic species in the genus ''Potamogeton'' native to quiet or slow-flowing freshwater habitats throughout the Holarctic Kingdom. Description It produces both floating and submersed leaves on the same plant. The floating leaves are ovate to oblong-ovate and almost always cordate at the base. They are dark green, leathery, opaque, with translucent longitudinal veins. They are 5 to 10 cm long, pointed at the tips, and rounded at the base. The stipules are 4 to 17 cm long. The submerged grass-like structures are called phyllodes, are actually modified leaf stalks. The stems are cylindrical, without many branches, and grow from 1 to 2 metres. The main difference between this species and other pondweeds is a discoloured flexible joint just below the top of the long leaf stalk. The flower spikes are dense, and cylindrical. They are 5 to 10 cm long, pointed at the ...
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Nymphaea Alba
''Nymphaea alba'', the white waterlily, European white water lily or white nenuphar , is an aquatic flowering plant in the family Nymphaeaceae. It is native to North Africa, temperate Asia, Europe and tropical Asia (Jammu and Kashmir). Since ''Nymphaceae alba'' is an aquatic plant, its specialized trichomes are hydropotes, formed at an abaxial surface of the young leaf and packed tightly in the rosette at the rhizome's flattened apex. The rhizomes contain high amounts of carbohydrate and protein. Description ''Nymphaea alba'' has a white flower that usually blooms during the daytime in most summer. The flower blooms on top of a big rounded green leaf up to 30 cm: both leaves float on the water's surface. At first, the flower bloom is cup-shaped, with a size of around 8 cm, then it rises to 20 cm and becomes star-shaped over time. The flower's petals are arranged in a row, pointing up surrounding several yellow stamens. The leaves can be up to in diameter and take ...
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Nuphar Lutea
''Nuphar lutea'', the yellow water-lily, brandy-bottle, or spadderdock, is an aquatic plant of the family Nymphaeaceae, native to northern temperate and some subtropical regions of Europe, northwest Africa, and western Asia. This species was used as a food source and in medicinal practices from prehistoric times with potential research and medical applications going forward. Description Vegetative characteristics ''Nuphar lutea'' is an aquatic, rhizomatous,Danin, A., & Fragman-Sapir, O. (n.d.). ''Nuphar lutea'' (L.) Sm. Flora of Israel and Adjacent Areas. Retrieved December 5, 2024, from https://flora.org.il/en/plants/NUPLUT/ perennial herb''Nuphar lutea''. (n.d.-b). New Zealand Plant Conservation Network. Retrieved December 5, 2024, from https://www.nzpcn.org.nz/flora/species/nuphar-lutea/ with stout,''Nuphar lutea'' (Linnaeus) Smith. (n.d.). Flora of China @ efloras.org. Retrieved December 5, 2024, from http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=2200093 ...
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Solanum Dulcamara
''Solanum dulcamara'' is a species of vine in the genus ''Solanum'' (which also includes the potato and the tomato) of the family Solanaceae. Common names include bittersweet, bittersweet nightshade, bitter nightshade, blue bindweed, Amara Dulcis, climbing nightshade, felonwort, fellenwort, felonwood, poisonberry, poisonflower, scarlet berry, snakeberry, trailing bittersweet, trailing nightshade, violet bloom, and woody nightshade. It is native to Europe and Asia, and widely naturalised elsewhere, including North America. Overview It occurs in a very wide range of habitats, from woodlands to scrubland, hedges and marshes. ''Solanum dulcamara'' is a semi-woody herbaceous perennial vine, which scrambles over other plants, capable of reaching a height of 4 m where suitable support is available, but more often 1–2 m high. The leaves are 4–12 cm long, roughly arrowhead-shaped, and often lobed at the base. The flowers are in loose clusters of 3–20, 1–1.5 cm acro ...
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Lysimachia Vulgaris
''Lysimachia vulgaris'', the yellow loosestrife or garden loosestrife, is a species of herbaceous perennial flowering plant in the family Primulaceae. It was transferred to Myrsinoideae based on results of molecular phylogenetic research before being merged into the Primulaceae. Description Yellow loosestrife is a tall downy semi-evergreen perennial plant with an upright habit, high, with erect panicles of conspicuous yellow flowers. The edges of the petals lack the fringe of hairs seen in '' L. punctata'', and the hairy, narrow triangular sepals have a conspicuous orange margin. It flowers from June through August in the British Isles. Measuring 5 - 12 cm long, the entire-margined leaves are opposite or 3-4-whorled, ovate to lanceolate and spotted with translucent orange glands. The stem is round or square in cross-section, downy, and usually solid and pith-filled Etymology The generic name ''Lysimachia'' means ‘ending strife’, derived from Lysimachus, a King of Th ...
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Iris Pseudacorus
''Iris pseudacorus'', the yellow flag, yellow iris, or water flag, is a species of flowering plant in the family Iridaceae. It is native to Europe, western Asia and northwest Africa. Its specific epithet ''pseudacorus'' means "false acorus", referring to the similarity of its leaves to those of '' Acorus calamus'' (sweet flag), as they have a prominently veined mid-rib and sword-like shape. However, the two plants are not closely related. Description This herbaceous flowering perennial plant grows to , or a rare tall, with erect leaves up to long and broad. The flowers are bright yellow, across, with the typical iris form. The fruit is a dry capsule long, containing numerous pale brown seeds. ''I. pseudacorus'' grows best in very wet conditions, and is common in wetlands, where it tolerates submersion, low pH, and anoxic soils. The plant spreads quickly, by both rhizome and water-dispersed seed. It fills a similar niche to that of ''Typha'' and often grows with it, t ...
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