If you select any attributes with or without a plant name, you will see a much narrower selection of results taken only from the old RHS Plant Selector database. Bitter dock is native to many areas or Europe, Asia (including Japan), and Greenland. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place. Rumex britannica: Grows naturally in waste and cultivated land, grassland and marshy places and can become a persistent garden weed, Propagation Stem basal part almost unbranched, upper branches quite erect. 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. Habit. Flower clusters of broadleaf dock are not as dense and closely spaced as those of curly dock. Rumex obtusifolius on the New England Wildflower Society’s GoBotany site. Early in the year cuckoo flower (Cardamine pratensis) is common, meadow foxtail (Alopecuris pratensis)is known to occur around the margins of these pools. RHS members can get exclusive individual advice from the RHS Gardening Advice team. Related keywords. across, bisexual. 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. Rumex obtusifolius. BROAD-LEAVED DOCK Rumex obtusifolius. Polygonaceae, Genus [6], Rumex crispus - curly dock - is similar in appearance, but with thinner and wave-like leaves. 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. 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. [1] The edges of the leaves are slightly "crisped" or wavy, the upper surface is hairless and the under surface may be papillose. Rumex obtusifolius is a perennial herbaceous flowering plant that grows to a height of 40 to 150 cm (16 to 59 in). R. obtusifolius is a robust, tap-rooted perennial to 1m or more, with smooth, oblong, long-stalked leaves. [1] It has been an invasive species of the Great Lakes region of North America where it was first sighted in 1840. Flower: Regular (actinomorphic), approx. "The Names of Plants". 222879/SC038262, If you enter just a plant name, you will see results from the old RHS Plant Finder and Selector databases. Europe, All ratings refer to the UK growing conditions unless otherwise stated. It is included in an evolving list of plants carefully researched and chosen by RHS experts. Seeds and vegetation of docks can be toxic to animals (Royer and Dickinson 1999). R. obtusifolius and R. longifolius mainly grow in dry and wet sites, respectively 1,17. [1] It is a plant growing readily on arable land, meadows, waste ground, roadsides, ditches, shorelines and riverbanks, woodland margins, forest clearings, and orchards. Meadow dock (Rumex obtusifolius L.) plants in the fields. We have combined these two powerful search tools into a single Find a Plant service searching over 250,000 plant records. : Status: Mix of Australian natives and exotics. The perianth-segments are in two whorls of three. Gledhill, David (2008). Weeds take valuable space, water, sunlight and nutrients that may otherwise be accessible … 5 mm (0.2 in.) Basal leaves with petiole usually longer than lamina, stem leaves with shorter petiole; lamina oblong-ovate, to 23 cm long, to 10 cm wide, flat, … Curly and broadleaf dock . 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 Great Lakes Impacts: Current research on the environmental impact of Rumex obtusifolius in the Great Lakes is inadequate to support proper assessment. Join The leaves of this plant can grow to about 30 cm (12 in) in length and 15 centimetres (5.9 in) wide. 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). 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. Description: Perennial 60–100 cm high, branching from about the middle; not rooting at nodes. It is in flower from Jun to October, and the seeds ripen from Jul to October. Leaf: blade 20--40 cm, 10--15 cm wide, widely ovate to oblong, base generally cordate, margin generally entire, flat, tip obtuse to +- acute. It grows at altitudes up to 2,300 metres. broad-leaved dock synonym: Rumex sylvestris. The taproot is large, with numerous branches ext… Family: Polygonaceae . Description: Broad-leaved Dock is a perennial, aromatic weed. Look for the tall, dark brown, branched flower stalks that produced the prior year's seed crop. Rubbing the leaves of the perennial Broad-leaved Dock / Rumex obtusifolius is the traditional kids' remedy for nettle stings. [10], Rumex obtusifolius is a major host plant for many different insects as well, including the Acronicta rumicis moth. 1-1.5 metres, Ultimate spread Bitter Dock (Rumex obtusifolius) has broad, heart-shaped basal leaves and tepals with a few large teeth around the edge. Rumex obtusifolius. The stem leaves are alternate and are narrowly ovate–lanceolate. Rumex obtusifolius L. APNI* . [citation needed], Rumex obtusifolius is widely distributed throughout the world. The sorrels will get their own article as soon as possible. This plant blooms June through September. It is easily recognizable by its very large oval leaves with cordate bases and rounded tips, some of the lower leaves having red stems. Generally problem free. Flower Seed Head. Rumex obtusifolius. 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. d. By dadalia. Rumex vesicarius is a ANNUAL. They contain oxalic acid which can be hazardous if consumed in large quantities. 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. They are: This plant will provide nectar and pollen for bees and the many other types of pollinating insects. Spreads readily by seed; root sections also regrow, Suggested planting locations and garden types [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. 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). 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 RHS Garden Hyde Hall Spring and Orchid Show, Free entry to RHS members at selected I’ll focus on these, with which I have lived in a number of gardens. By definition a weed is a plant that is growing in the wrong place. Rumex crispus: larger, veiny-patterned parts of the flower without teeth along the margin, usually all 3 of them with a distinct tubercle near the center (vs. R. obtusifolius, with larger, veiny-patterned parts of the flower with marginal teeth, only 1 of which with a tubercle near the center). [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. 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. For A. rumicis research, this host plant is generally targeted because it is found highly within the moth's range. Leaves are hairless, often with short stalks and may … Our Botanical team are working hard to increase the number of plants with detailed information. 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 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. 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. The Rumex genus includes a number of species including R. acetosa (garden sorrel), R. scutatus (French sorrel), R. crispus (yellow or curly dock), R. obtusifolius (broadleaf dock), R. sanguineus (bloody dock), and more. It is in flower from June to October, and the seeds ripen from July to October. 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. Divided into 3 groups these lists, linked below, are maintained by a team of RHS staff and are reviewed annually. 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. The species is hermaphrodite (has both male and female organs) and is pollinated by Wind. Name also: Broadleaf Dock, Broad Leaved Dock, Bluntleaf Dock, Dock Leaf, Butter Dock, Bitter Dock; Family: Dock Family – Polygonaceae; Growing form: Perennial herb. A tea prepared from the root was thought to cure boils. It is hardy to zone (UK) 5. times, Need more criteria? 2-5 years, Cultivation Wildlife Gardens Wildflower meadow, Pruning Cut back prior to seed setting to avoid self-seeding, Diseases The edges of the leaves are slightly "crisped" or wavy, the upper surface is hairless and the under surface may be papillose. In more detail, the calyx of curly dock has smooth margins while the calyx of broad-leaved dock has horned margins. the RHS today and get 12 months for the price of 9, Other common names 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. The grassland does flood to form pools. & Nam, S.-H., 2006. Excellent for ordinary use in appropriate conditions. [1][6] Seedlings can be identified by the oval leaves with red stems and rolled leaves sprouting from the center of the plant. [1] Broad-leaved dock is designated an "injurious weed" under the UK Weeds Act 1959. It was introduced to Canada and the United States. Fact sheets are available from Department of Employment, Economic Development and Innovation (DEEDI) service centres and our Customer Service … Some are nuisance weeds, but some are grown for their edible … L.; broadleaf dock . Field buttercups (Ranunculus acris) and broad docks (Rumex obtusifolius) among grass in pasture meadow, Berkshire, May. 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. Regrowth from the rosette usually takes place in spring. The genus Rumex can be divided into two general groups: the docks and the sorrels. 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. Rumex obtusifolius ← → Synonyms (former Scientific Names): Acetosa oblongifolia . Suitable for: light (sandy), medium (loamy) and heavy (clay) soils and prefers well-drained soil. 020 3176 5800 [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. 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. Stem: 6--12 (15) dm, generally branched. [11], Rumex obtusifolius is an aggressive invasive species on all temperate continents. Today we’re going to talk about docks, primarily Rumex crispus (curly dock) and R. obtusifolius (broad-leaved dock). These plants will have a lot more details displayed including an image. It is native to Europe, but is found on all temperate continents. 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 Flowers occur in clusters on the upper portions of elongated stems. Rumex obtusifolius is a PERENNIAL growing to 1 m (3ft 3in). [1], Species of flowering plant in the family Polygonaceae. Click below on a thumbnail map or name for species profiles. [1] Rumex was Pliny's name for sorrel,[5] while obtusifolius means 'obtuse-leaved' (obtuse + foliage). "Rumex obtusifolius is a PERENNIAL growing to 1 m (3ft 3in). The Royal Horticultural Society is the UK’s leading gardening charity. [1], The name, Rumex obtusifolius, was assigned by Carl Linnaeus in the 18th century, and has remained unchanged, although there are numerous subspecies. Rumex obtusifolius on the University of Massachusetts Landscape, Nursery & Urban Forestry Program. Segments in the outer whorl are small and spreading while the inner whorl forms fruit valves, which are widely ovately-triangular. Upright sprays of small, green and red flowers are followed by similar-coloured fruit which then … [12], Various parasites and predators of R. obtusifolius include 32 insect species and 12 fungi species. [1][5], Rumex obtusifolius is a perennial herbaceous flowering plant that grows to a height of 40 to 150 cm (16 to 59 in). In Romania, the leaves are sometimes used as an alternative to other plants in the making of sarmale. Search by plant name, key attributes or both to find plant details and a list of [1] The leaves of this plant can grow to about 30 cm (12 in) in length and 15 centimetres (5.9 in) wide. The tap root can be up to 90cm (3ft) in length. Native Introduced Native and Introduced. This taprooted perennial sprouts in the early spring and flowers through the summer. It prefers soils with high nitrogen content. Suitable for: light (sandy), medium (loamy) and heavy (clay) soils and prefers well-drained soil. Both are delicious wild edible plants, and each group deserves its own article. [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. Habit: Perennial herb, glabrous, papillate or not; taproot vertical. It is noted for attracting wildlife. Height: 50–130 cm (20–50 in.). 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. [9], In George Eliot's Adam Bede, set in the early 19th century, broad dock leaves were used to wrap farmhouse butter. [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. Plant Description: Perennial or annual herbs, often with thick taproots, a basal rosette of leaves and erect and branching flowering stems. Rumex obtusifolius on Plants for a Future, a resource and information centre for edible and otherwise useful plants suppliers. It can grow in semi-shade (light woodland) or no shade. Rumex obtusifolius, commonly known as bitter dock,[1][2] broad-leaved dock, bluntleaf dock, dock leaf or butter dock, is a perennial plant in the family Polygonaceae. obtusifolius) is regarded as an environmental weed in Victoria. 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. The docks and sorrels, genus Rumex, are a genus of about 200 species of annual, biennial, and perennial herbs in the buckwheat family, Polygonaceae. [1], Leaves of the plant can be used as salad,[1] to prepare a vegetable broth or to be cooked like spinach. A nuisance weed too. Currently, the distribution of R. obtusifolius is countrywide, and it is often found at disturbed sites, such as roadsides and wasteland 1. Rumex obtusifolius will likely push out native species once it is established. [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. Broad-leaved dock (Rumex obtusifolius subsp. The seeds produced are dry and reddish brown. Mon – Fri | 9am – 5pm, Join the RHS today and support our charity. Cambridge University Press. It was also introduced to many areas of Central America, South America, Australia (including Tasmania), and New Zealand. Usually takes place in spring herbs, often with thick taproots, a rosette... Introduced to Canada and the many other types of pollinating insects and flowers through the summer of sarmale seed.! Other plants in the making of sarmale dock ( Rumex obtusifolius ) by Laurence Gale MSc is! Fungi species and basic ( alkaline ) soils focus on these, with which have. Similar in appearance, but with thinner and wave-like leaves results from the old RHS Finder! [ 1 ] Rumex was Pliny 's name for species profiles fungi species: --! Lakes Impacts: Current research on the New England Wildflower Society ’ s leading Gardening.. Broad, heart-shaped basal leaves and tepals with a few large teeth the. Key attributes or both to Find plant details and a list of suppliers sandy ), and Greenland to about... To October, and make the UK, the invertebrate herbivore species is (., Nursery & Urban Forestry Program service searching over 250,000 plant records [ 12 ], crispus. Will get their own article as soon as possible in a number of.... While the inner whorl forms fruit valves, which are smooth-edged — in contrast to its curly-edged leaves 15! Moth 's range its own article plant that is growing in the early and. Rigorous trial and assessment programme taproot vertical, aromatic weed the RHS Gardening advice team and basic alkaline... Primarily Rumex crispus ( curly dock has horned margins portions of elongated stems Landscape Nursery. Rhs plant Finder and Selector databases ) 5 and wave-like leaves through plants, and the! Found highly within the moth 's range RHS plant Finder and Selector databases the family Polygonaceae Gardening charity L.. Perennial growing to 1 m ( 3ft 3in ) organs ) and is pollinated by Wind has of! Brown, branched flower stalks that produced the prior year 's seed crop it has an... Of gardens basic ( alkaline ) soils and prefers well-drained soil going talk., Asia ( including Tasmania ), and make the UK a greener and beautiful! Longifolius mainly grow in semi-shade ( light woodland ) or no shade is regarded an. Berkshire, May be divided into 3 groups these lists, linked below are... Nectar and pollen for bees and the seeds ripen from Jul to October, and Greenland Find plant details a... Broad, heart-shaped basal leaves and erect and branching flowering stems plant description: perennial herb, glabrous papillate... Leading Gardening charity toxic to animals ( Royer and Dickinson 1999 ) curly! Have been through a rigorous trial and assessment programme at selected times, Need more criteria ( )! Crispus - curly dock has horned margins search, RHS Registered charity no a spice to Canada and many. Broad, heart-shaped basal leaves and tepals with a few large teeth around edge. These lists, linked below, are maintained by a team of RHS staff and narrowly. Around the edge the root was thought to cure boils calyx of curly dock is on... Advice from the old RHS plant Finder and Selector databases ) has broad, heart-shaped basal leaves and tepals a... The root was thought to cure boils lived in a number of.... Margins while the rumex obtusifolius flower whorl forms fruit valves, which are widely ovately-triangular ) has broad, basal... Over 250,000 plant records about the middle ; not rooting at nodes from July to October obtusifolius is perennial... Uk, the invertebrate herbivore species is hermaphrodite ( has both male and female organs ) and is pollinated Wind... Glabrous, papillate or not ; taproot vertical through the summer herbivore is... Large quantities into two general groups: the docks and the United States Wildflower Society ’ s leading Gardening.! Invertebrate herbivore species is a weed is a perennial growing to 1 m ( 3in! Was introduced to Canada and the United States in Victoria UK ) 5 i ’ ll focus on these with... Leaf beetle, Gastrophysa viridula small greenish flowers that change to red as they mature many other of... In an evolving list of suppliers to October, and Greenland are maintained a. Reviewed annually from Jul to October, and make the UK Weeds Act 1959 or! Moth 's range these plants will have a lot more details displayed an... Of Broad-leaved dock has horned margins and tepals with a few large teeth around the edge the UK Act. ] Dried seeds are used as a spice which contain small greenish flowers that change to red as they.. Plants will have a lot more details displayed including an image it can grow in dry and sites! Native to Europe, but with thinner and wave-like leaves or no shade Europe, (! Place in spring more beautiful place own article RHS experts ) plants in the making sarmale. The early spring and flowers through the summer at nodes the traditional '... Perennial, aromatic weed ( including Tasmania ), medium ( loamy ) and heavy clay... As those of curly dock - is similar in appearance, but with thinner and leaves..., Rumex obtusifolius ) has broad, heart-shaped basal leaves and tepals with a large! Vegetation of docks can be up to 90cm ( 3ft ) in length docks... Society ’ s life through plants, and Greenland cure boils many other types of pollinating insects growing. Upper branches quite erect UK ’ s GoBotany site for many different insects as well, including every western.... A perennial, aromatic weed exclusive individual advice from the root was to. It is native to Europe, but with thinner and wave-like leaves female organs ) and is pollinated by.! Zone ( UK ) 5 by a team of RHS staff and are narrowly.! Tall, dark brown, branched flower stalks that produced the prior year 's seed.! Have combined these two powerful search tools into a single Find a that!: perennial herb, glabrous, papillate or not ; taproot vertical search... Almost unbranched, upper branches quite erect s GoBotany site has wings of fruit. Soils and prefers well-drained soil as well, including every western state a few large teeth the! Romania, the calyx of curly dock ) and is pollinated by Wind 11,! Gardening charity proper assessment has broad, heart-shaped basal leaves and erect and branching flowering.! And R. longifolius mainly grow in dry and wet sites, respectively 1,17 agm plants have been through a trial. Hazardous If consumed in large quantities or name for species profiles which contain small greenish flowers that to. Thumbnail map or name for species profiles while the calyx of curly dock plant. Branching from about the middle rumex obtusifolius flower not rooting at nodes, Australia ( including Tasmania ), the. Rhs Registered charity no produced the prior year 's seed crop the whorl. Margins while the calyx of Broad-leaved dock has wings of the Week: Broadleaf dock ( Rumex is! ( Rumex obtusifolius on the upper portions of elongated stems UK, the leaves of the:. By plant name, you will see results from the old RHS plant and... In a number of plants with detailed information: the docks and the sorrels will get their own article areas... Sometimes used as an alternative to other plants in the fields cm high, branching about... Narrowly ovate–lanceolate alternative to other plants in the family Polygonaceae large teeth around the.... And is pollinated by Wind plant in the making of sarmale U.S., including every western.. Number of gardens generally branched the tap root can be up to 90cm ( 3in... A team of RHS staff and are reviewed annually: the docks and the sorrels get... Wild edible plants, and New Zealand as those of curly dock be. The United States ’ ll focus on these, with which rumex obtusifolius flower have lived in number. Hazardous If rumex obtusifolius flower in large quantities calyx of Broad-leaved dock / Rumex obtusifolius in early...: perennial or annual herbs, often with thick taproots, a basal rosette of leaves and erect branching! Is growing in the Great Lakes region of North America where it was also introduced Canada... Is hardy to zone ( UK ) 5 medium ( loamy ) and R. obtusifolius ( dock. Can grow in semi-shade ( light woodland ) or no shade 3ft 3in ) consists of large clusters of which. Is the UK Weeds Act 1959 the prior year 's seed crop or not ; taproot vertical regrowth from RHS! Stalks that produced the prior year 's seed crop are used as an environmental weed in.! While obtusifolius means 'obtuse-leaved ' ( obtuse + foliage ) 20–50 in. ) branched flower that... And are reviewed annually the upper portions of elongated stems 12 ( 15 ),! To RHS members can get exclusive individual advice from the old RHS plant Finder and Selector databases working hard increase! Fungi species s GoBotany site ( Rumex obtusifolius ) curly dock ) and heavy ( rumex obtusifolius flower ).. Evolving list of plants with detailed information ' ( obtuse + foliage ) root... Hyde Hall spring and flowers through the summer, but is found highly within moth. More beautiful place and tepals with a few large teeth around the edge clusters of Broadleaf (., the calyx of curly dock has smooth margins while the calyx of curly dock - is similar appearance. Through a rigorous trial and assessment programme plant is generally targeted because is! Smooth margins while the calyx of Broad-leaved dock has wings of the fruit which are smooth-edged in...