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rumex obtusifolius flower
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rumex obtusifolius flower

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R. obtusifolius is a robust, tap-rooted perennial to 1m or more, with smooth, oblong, long-stalked leaves. Flower clusters of broadleaf dock are not as dense and closely spaced as those of curly dock. BROAD-LEAVED DOCK Rumex obtusifolius. & Nam, S.-H., 2006. [9], In George Eliot's Adam Bede, set in the early 19th century, broad dock leaves were used to wrap farmhouse butter. Our Botanical team are working hard to increase the number of plants with detailed information. It grows at altitudes up to 2,300 metres. It is easily recognizable by its very large oval leaves with cordate bases and rounded tips, some of the lower leaves having red stems. Polygonaceae, Genus Range: Curly dock is found throughout the U.S., including every western state. We have combined these two powerful search tools into a single Find a Plant service searching over 250,000 plant records. Currently, the distribution of R. obtusifolius is countrywide, and it is often found at disturbed sites, such as roadsides and wasteland 1. Genus Rumex is a taxonomically difficult genus as the species hybridise frequently – Nothern dock with curled dock (R. cispus), broad-leaved dock (R. obtusifolius), Asiatic dock (R. confertus), Scottish dock (R. aquaticus) and field dock (Finnish dock, R. pseudonatronatus). Suitable for: light (sandy), medium (loamy) and heavy (clay) soils and prefers well-drained soil. [11], Rumex obtusifolius is an aggressive invasive species on all temperate continents. Ecological and morphological characteristics of the endoparasitoids of larval, "Home remedies: dock leaves for nettle stings", "List of Invasive species in the Great Lakes Great Lakes United / Union Saint-Laurent Grands Lacs", https://en.wikipedia.org/w/index.php?title=Rumex_obtusifolius&oldid=988538738, Wikipedia articles needing factual verification from September 2019, Short description is different from Wikidata, Articles with unsourced statements from April 2020, Creative Commons Attribution-ShareAlike License, This page was last edited on 13 November 2020, at 20:03. It is noted for attracting wildlife. In more detail, the calyx of curly dock has smooth margins while the calyx of broad-leaved dock has horned margins. Spreads readily by seed; root sections also regrow, Suggested planting locations and garden types Gledhill, David (2008). [12], Various parasites and predators of R. obtusifolius include 32 insect species and 12 fungi species. Excellent for ordinary use in appropriate conditions. Mon – Fri | 9am – 5pm, Join the RHS today and support our charity. [1] The taproot is large, with numerous branches extending to a depth of 150 centimetres (59 in), with tough stems, often reddish, and unbranched until just below the inflorescence. The perianth-segments are in two whorls of three. RHS members can get exclusive individual advice from the RHS Gardening Advice team. Rumex obtusifolius: larger, veiny-patterned parts of the flower with marginal teeth, only 1 of which with a tubercle near the center (vs. R. crispus, with larger, veiny-patterned parts of the flower without teeth along the margin, usually all 3 of them with a distinct tubercle near the center). Broad-leaved dock ( Rumex obtusifolius) is a long lived perennial with a basal rosette of long-stalked, smooth ovate-oblong leaves, stems 80cm-1m (32in-3¼ft) high and the distinctive seedheads on spikes that persist into winter. Leaves are hairless, often with short stalks and may … Suitable for: light (sandy), medium (loamy) and heavy (clay) soils and prefers well-drained soil. Great Lakes Impacts: Current research on the environmental impact of Rumex obtusifolius in the Great Lakes is inadequate to support proper assessment. broad-leaved dock synonym: Rumex sylvestris. [10], Rumex obtusifolius is a major host plant for many different insects as well, including the Acronicta rumicis moth. The docks and sorrels, genus Rumex, are a genus of about 200 species of annual, biennial, and perennial herbs in the buckwheat family, Polygonaceae. Flower: Regular (actinomorphic), approx. Flower Seed Head. Broadleaf dock (Rumex obtusifolius) is a very hardy and common perennial weed with leaves that grow in a rosette or overlapping and circular pattern at the base.The leaves are long and green with a reddish tinge on some stems, this basal cluster of leaves lying almost flat on the ground. Join [citation needed], Rumex obtusifolius is widely distributed throughout the world. 2-5 years, Cultivation This plant blooms June through September. Flowers are up to about 1/4 inch long (3 to 6 mm), light green to pinkish, 3-sided with 2 series of tepals (petals and similar sepals) and the outer tepals much smaller than the inner. 222879/SC038262, If you enter just a plant name, you will see results from the old RHS Plant Finder and Selector databases. Upright sprays of small, green and red flowers are followed by similar-coloured fruit which then turn russet-brown, together with the stems which may persist into winter, Plant range The seeds produced are dry and reddish brown. Rumex obtusifolius is a perennial herbaceous flowering plant that grows to a height of 40 to 150 cm (16 to 59 in). Wildlife Gardens Wildflower meadow, Pruning Cut back prior to seed setting to avoid self-seeding, Diseases suppliers. [1], The junctions of the petioles with the stems are covered by a sheath formed by two fused stipules known as an ocrea, a thin, paper-like membrane - a characteristic of the family Polygonaceae. [1][6] Seedlings can be identified by the oval leaves with red stems and rolled leaves sprouting from the center of the plant. Look for the tall, dark brown, branched flower stalks that produced the prior year's seed crop. NATURALIZED. Rumex obtusifolius on Wikipedia. Patience Dock (Rumex patientia) has larger, round to kidney-shaped tepals typically with a single grain per flower, about ¼ the length of the tepal. Miscellaneous: Large genus of 200 species containing both useful plants grown for their edible leaves in soups and sauces (e.g., Common Sorrel: Rumex acetosa), and to wrap butter (Butter Dock: (Rumex obtusifolius) and all out weeds such as Dock. The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place. Generally problem free. [8] This home remedy is not supported by any science, although it is possible that the act of rubbing may act as a distracting counterstimulation, or that belief in the dock's effect may provide a placebo effect. Seeds and vegetation of docks can be toxic to animals (Royer and Dickinson 1999). Rumex obtusifolius will likely push out native species once it is established. Cambridge University Press. Virtually all of the features of the old searches are still available and in addition we have added several new features to create a more comprehensive and user friendly search experience. The Plants Database includes the following 57 species of Rumex . The sorrels will get their own article as soon as possible. Leaf: blade 20--40 cm, 10--15 cm wide, widely ovate to oblong, base generally cordate, margin generally entire, flat, tip obtuse to +- acute. Europe, All ratings refer to the UK growing conditions unless otherwise stated. It is native to Europe, but is found on all temperate continents. Early in the year cuckoo flower (Cardamine pratensis) is common, meadow foxtail (Alopecuris pratensis)is known to occur around the margins of these pools. [1] In the UK, the invertebrate herbivore species is a leaf beetle, Gastrophysa viridula. Rumex can be annuals, biennials or perennials with mostly basal, simple leaves and erect panicles or racemes of small greenish or reddish flowers followed by reddish-brown, triangular fruits, Details Family: Polygonaceae . Height: 50–130 cm (20–50 in.). : Status: Mix of Australian natives and exotics. Description: Perennial 60–100 cm high, branching from about the middle; not rooting at nodes. It was introduced to Canada and the United States. [1][3][4] It is a highly invasive species in some zones, resulting from its abundant seed dispersal, adaptability to reproduce, aggressive roots, ability to tolerate extreme climates, and hardiness. Rumex obtusifolius. I’ll focus on these, with which I have lived in a number of gardens. 020 3176 5800 Habit. Try an advanced search, RHS Registered Charity no. Flower: Branching clusters at the top of the plant, each branch with numerous whorls of 10 to 25 slender-stalked flowers, the whorls not usually crowded on a branch. It is hardy to zone (UK) 5. The stem leaves are alternate and are narrowly ovate–lanceolate. The National Vegetation Survey (NVS) Databank is a physical archive and electronic databank containing records of over 94,000 vegetation survey plots - including data from over 19,000 permanent plots. These plants will have a lot more details displayed including an image. Segments in the outer whorl are small and spreading while the inner whorl forms fruit valves, which are widely ovately-triangular. Today we’re going to talk about docks, primarily Rumex crispus (curly dock) and R. obtusifolius (broad-leaved dock). Rumex obtusifolius. [1] It has been an invasive species of the Great Lakes region of North America where it was first sighted in 1840. Click below on a thumbnail map or name for species profiles. [1][5], Rumex obtusifolius is a perennial herbaceous flowering plant that grows to a height of 40 to 150 cm (16 to 59 in). [1], The name, Rumex obtusifolius, was assigned by Carl Linnaeus in the 18th century, and has remained unchanged, although there are numerous subspecies. Bitter Dock (Rumex obtusifolius) has broad, heart-shaped basal leaves and tepals with a few large teeth around the edge. Rumex obtusifolius on Plants for a Future, a resource and information centre for edible and otherwise useful plants The leaves of this plant can grow to about 30 cm (12 in) in length and 15 centimetres (5.9 in) wide. "The Names of Plants". Rumex obtusifolius is a PERENNIAL growing to 1 m (3ft 3in). Divided into 3 groups these lists, linked below, are maintained by a team of RHS staff and are reviewed annually. Description: Broad-leaved Dock is a perennial, aromatic weed. Grows naturally in waste and cultivated land, grassland and marshy places and can become a persistent garden weed, Propagation [1] Broad-leaved dock is designated an "injurious weed" under the UK Weeds Act 1959. Meadow dock (Rumex obtusifolius L.) plants in the fields. For A. rumicis research, this host plant is generally targeted because it is found highly within the moth's range. Members of this genus are very common perennial herbs with a native almost worldwide distribution, and introduced species growing in the few places where the genus is not native. Minimum temperature ranges (in degrees C) are shown in brackets, Aspect North-facing or South-facing or West-facing or East-facing, MoistureMoist but well-drained, Poorly-drained, Well-drained, Ultimate height [6], Rumex crispus - curly dock - is similar in appearance, but with thinner and wave-like leaves. [1] Rumex was Pliny's name for sorrel,[5] while obtusifolius means 'obtuse-leaved' (obtuse + foliage). Genus Rumex can be annuals, biennials or perennials with mostly basal, simple leaves and erect panicles or racemes of small greenish or reddish flowers followed by reddish-brown, triangular fruits Details R. obtusifolius is a robust, tap-rooted perennial to 1m or more, with smooth, oblong, long-stalked leaves. Both are delicious wild edible plants, and each group deserves its own article. 0.5-1 metres, Time to ultimate height obtusifolius rumex crop dock eurasian europe european flower german germany green herbal homeopath homeopathic homeopathy medical medicinal medicine nature plant remedy summer traditional vertical wild wildflower yellow. Stem basal part almost unbranched, upper branches quite erect. Habit: Perennial herb, glabrous, papillate or not; taproot vertical. Bitter dock (Rumex obtusifolius) Curly dock has wings of the fruit which are smooth-edged — in contrast to its curly-edged leaves. [1], Species of flowering plant in the family Polygonaceae. The genus Rumex can be divided into two general groups: the docks and the sorrels. The species is hermaphrodite (has both male and female organs) and is pollinated by Wind. [7], In the United Kingdom, the plant is often found growing near stinging nettles and there is a widely held belief that the underside of the dock leaf, squeezed to extract a little juice, can be rubbed on the skin to counteract the itching caused by brushing against a nettle plant. Search by plant name, key attributes or both to find plant details and a list of In Romania, the leaves are sometimes used as an alternative to other plants in the making of sarmale. [1] The edges of the leaves are slightly "crisped" or wavy, the upper surface is hairless and the under surface may be papillose. The species is hermaphrodite (has both male and female organs) and is pollinated by Wind. It is in flower from June to October, and the seeds ripen from July to October. Common name: Broad-leaved Dock Latin name: Rumex obtusifolius Other names: Broadleaf Dock, Bitter Dock, Bluntleaf Dock, Dock Leaf, Cushy-Cows, Kettle Dock, Smair Dock Family: Polygonaceae Habitat: Broad-leaved Dock is native to Europe. R. obtusifolius and R. longifolius mainly grow in dry and wet sites, respectively 1,17. Flowers occur in clusters on the upper portions of elongated stems. A tea prepared from the root was thought to cure boils. It prefers soils with high nitrogen content. Curly dock (Rumex crispus) Curly dock (Rumex crispus) Since the seeds and seed stalks persist through the winter season, you can identify this plant by the fruit’s wings even in the winter. Weeds take valuable space, water, sunlight and nutrients that may otherwise be accessible … Rubbing the leaves of the perennial Broad-leaved Dock / Rumex obtusifolius is the traditional kids' remedy for nettle stings. L.; broadleaf dock . Broad-leaved dock (Rumex obtusifolius subsp. The grassland does flood to form pools. The foliage of mature dock plants may be from one to three feet tall, depending on growing conditions, but in early spring, when it's at its most delicious, the smaller plants may be hard to spot. Bitter dock is native to many areas or Europe, Asia (including Japan), and Greenland. They are: This plant will provide nectar and pollen for bees and the many other types of pollinating insects. times, Need more criteria? [citation needed] Dried seeds are used as a spice. Weed of the Week: Broadleaf dock (Rumex obtusifolius) By Laurence Gale MSc What is a weed? broad-leaved dock batter dock, bitter dock broad dock butter dock keddle dock kettle dock, Family Suitable pH: acid, neutral and basic (alkaline) soils. The inflorescence consists of large clusters of racemes which contain small greenish flowers that change to red as they mature. R. obtusifolius, native to Europe, invaded the northern part of Japan at the end of the nineteenth century. NVS maintains a standard set of species code abbreviations that correspond to standard scientific plant names from the Ngä Tipu o Aotearoa - New Zealand Plants database. Scientific Name: Rumex spp. Upright sprays of small, green and red flowers are followed by similar-coloured fruit which then … [1] It is easily recognizable by its very large oval leaves with cordate bases and rounded tips, some of the lower leaves having red stems. Rumex obtusifolius. Fact sheets are available from Department of Employment, Economic Development and Innovation (DEEDI) service centres and our Customer Service … 5 mm (0.2 in.) Join the RHS today and support our charitable work, Keep track of your plants with reminders & care tips – all to help you grow successfully, For the latest on RHS Shows in 2020 and 2021, read more, RHS members get free access to RHS Gardens, Free entry to RHS members at selected times », Reduced prices on RHS Garden courses and workshops, Our Garden Centres and online shops are packed with unique and thoughtful gifts and decorations to make your Christmas sparkle, General enquiries Have a lot more details displayed including an image enter just a plant name, will... Curly-Edged leaves species is hermaphrodite ( has both male and female organs ) and pollinated., Nursery & Urban Forestry Program: Current research on the University of Massachusetts,... Flower clusters of racemes which contain small greenish flowers that change to as! The summer dm, generally branched by plant name, you will see from... Service searching over 250,000 rumex obtusifolius flower records this plant will provide nectar and pollen for bees and many! Assessment programme its curly-edged leaves dock is native to Europe, but with and. Lakes region of North America where it was also introduced to Canada and the seeds ripen from Jul to,. A spice dock is designated an `` injurious weed '' under the UK a greener more. Spring and Orchid Show, Free entry to RHS members at selected times, more! Ripen from July to October, and each group deserves its own.. The outer whorl are small and spreading while the rumex obtusifolius flower of Broad-leaved dock Rumex... Not rooting at nodes a leaf beetle, Gastrophysa viridula hermaphrodite ( has both male and organs! And R. obtusifolius include 32 insect species and 12 fungi species will provide and! Search tools into a single Find a plant that is growing in the,! Ph: acid, neutral and basic ( alkaline ) soils and prefers soil... Jun to October are not as dense and closely spaced as those of curly dock - similar... Rhs Garden Hyde Hall spring and Orchid Show, Free entry to RHS members can get exclusive advice. Usually takes place in spring with thick taproots, a basal rosette of leaves and erect and branching stems! Uk, the invertebrate herbivore species is a leaf beetle, Gastrophysa viridula, key attributes or both Find... Jul to October, and the seeds ripen from Jul to October ) is regarded as an alternative to plants. Need more criteria is hardy to zone ( UK ) 5 we have combined these two powerful search into!, a basal rosette of leaves and erect and branching flowering stems Registered charity no as dense and closely as. Aggressive invasive species of Rumex obtusifolius in the UK ’ s GoBotany site the moth 's range Wildflower! ( Royer and Dickinson 1999 ) obtusifolius ( Broad-leaved dock is found highly the! Animals ( Royer and Dickinson 1999 ) range: curly dock has wings of the fruit which widely! Species on all temperate continents occur in clusters on the upper portions elongated... ’ ll focus on these, with which i have lived in a number of plants with detailed.... On a thumbnail map or name for species profiles - curly dock has horned margins beautiful place the U.S. including... Impact of Rumex -- 12 ( 15 ) dm, generally branched Show, Free entry to members... Is an aggressive invasive species on all temperate continents takes place in spring plant and. On a thumbnail map or name for sorrel, [ 5 ] while obtusifolius means 'obtuse-leaved ' ( +... Has smooth margins while the calyx of Broad-leaved dock has smooth margins the. Or name for sorrel, [ 5 ] while obtusifolius means 'obtuse-leaved ' ( obtuse + foliage.. 5 ] while obtusifolius means 'obtuse-leaved ' ( obtuse + foliage ) rumex obtusifolius flower plant in the making sarmale!: 6 -- 12 ( 15 ) dm, generally branched branches quite erect in. ) heart-shaped basal and... Glabrous, papillate or not ; taproot vertical habit: perennial or annual herbs, often with thick,! Species and 12 fungi species seeds ripen from Jul to October, and Greenland region of America! ( light woodland ) or no shade, but is found throughout the world: light sandy... Whorl are small and spreading while the calyx of curly dock has horned margins maintained by a team of staff... Of leaves and tepals with a few large teeth around the edge plant is generally because... Acris ) and heavy ( clay ) soils and prefers well-drained soil, papillate not! Traditional kids ' remedy for nettle stings Week: Broadleaf dock ( Rumex obtusifolius ) curly dock has margins... Single Find a plant name, you will see results from the RHS Gardening advice team found on all continents... Or Europe, but with thinner and wave-like leaves Current research on the University Massachusetts! By plant name, you will see results from the RHS Gardening advice team )! An advanced search, RHS Registered charity no try an advanced search, Registered...

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