Duizendknoop is een plantengeslacht uit de duizendknoopfamilie (Polygonaceae). Persicaria bistorta (Bistort or Common Bistort) is a herbaceous flowering plant found throughout Europe.The generic placement of this species is in flux. Scientific synonyms include Bistorta vivipara and Polygonum viviparum. Very often, a small leaf develops when the bulbil is still attached to the mother plant. Die rosafarbenen Blüten sind 4 bis 5 mm lang und stehen in dichten zylindrischen Scheinä… It has a thick rhizomatous rootstock and an erect, unbranched, hairless stem. Typical habitats include moist short grassland, yards, the edges of tracks, and nutrient-rich fens. Bistorta officinalis Delarbre, Erba serpentina o Serpentaria Plants of the genus are known commonly as knotweeds or smartweeds. În familia Polygonaceae, Persicaria este clasificată în subfamilia Polygonoideae, în care tribul Persicarieae mai conține două genuri, Bistorta și Koenigia, alături de Persicaria. Der Schlangen-Knöterich ist eine ausdauernde krautige Pflanze, die Wuchshöhen von 20 bis 100 cm erreicht, mit aufrechten, unverzweigten Stängeln. è una piccola pianta (alta non più di 75 cm) erbacea, perenne, glabra, dai delicati fiori rosa, appartenente alla famiglia delle Polygonaceae . Per scopi medicinali si utilizzano le foglie e il rizoma che si raccoglie in Primavera (le parti aeree) e in Autunno (le parti ipogee). Le foglie sulle ferite agiscono da emostatico. The tiny flowers are white or pink in the upper part of the spike with five perianth segments, eight stamens with purple anthers and three fused carpels. Tegenwoordig hoort deze naam bij het geslacht Persicaria, maar vroeger maakten de planten die nu dit geslacht vormen, deel uit van geslacht Polygonum, en hoorde deze Nederlandse naam bij dat geslacht. La bistorta (Polygonum bistorta) es una planta natural de las zonas templadas de Norteamérica, Europa y Asia. It is common all over the high Arctic through Europe, North America, and temperate and tropical Asia. Creix en prats humits i … Assente nelle isole. Frutto di tipo achenio lungo 4 - 5 mm, lucido, di colore bruno scuro a tre spigoli (trigono). A kígyógyökerű keserűfű (Persicaria bistorta) a keserűfűfélék (Polygonaceae) családjában a Persicaria (korábban a Polygonum) nemzetség egyik faja. From Wikipedia, the free encyclopedia (Redirected from Persicaria amplexicaulis) Bistorta amplexicaulis (synonym Persicaria amplexicaulis), the red bistort or mountain fleece, is a species of flowering plant in the buckwheat family, native to China, the Himalayas, and Pakistan. Bistorta is placed in the subfamily Polygonoideae, tribe Persicarieae, along with the genera Koenigia and Persicaria. Lunghezza delle spighe: 3 - 6 cm (fino a 9 cm); diametro 1 - 2 cm. Polygonum carthusianorum Gand. While treated here as in Persicaria, it has also been placed in Polygonum or Bistorta. The leaves are hairless on the upper surfaces, but hairy and greyish-green below. Das kräftige Rhizom ist s-förmig schlangenartig gewunden, davon leitet sich auch der deutsche Trivialname ab. The genus was segregated from Polygonum. Persicaria bistorta (L.) Samp.) I fiori sono persistenti. Loài này được (L.) Samp. Si può usare anche la radice che è ricca di amido (anticamente era usata per fare il pane). Alpine bistort flowers in June and July. С Википедије, слободне енциклопедије Srčenjak (lat. Persicaria vivipara Classificazione Cronquist Dominio Eukaryota Regno Plantae Superdivisione Spermatophyta Divisione Magnoliophyta Classe Magnoliopsida Sottoclasse Il Poligono viviparo (Persicaria vivipara Ronse Decraene 1988 – ex Polygonum viviparum L. 1753) è una pianta di tipo erbaceo della famiglia delle Polygonaceae con piccoli fiori bianchi raccolti a spiga. In Italia si trova in luoghi erbosi e umidi (presso corsi d'acqua), in genere su terreni ricchi di nitrati (concimati). Magyarországon védett. Biavetta Poligono bistorta. Ook de soortaanduiding bistortawijst in deze richting, dit betekent tweemaal gedraaid. La renouée bistorte (Bistorta officinalis) est une plante herbacée vivace de la famille des Polygonacées. Proprietà: febbrifughe, astringenti, antidiarroiche, lenitive, toniche e vulnerarie. Bistorta vivipara (synonym Persicaria vivipara) is a perennial herbaceous flowering plant in the knotweed and buckwheat family Polygonaceae, commonly known as alpine bistort. Persicaria vivipara crece en muchas comunidades de plantas diferentes, muy a menudo en abundancia. イヌタデ属 Persicaria タデ属 (タデぞく、 Polygonum sensu lato )は タデ科 にかつて置かれていた 属 である。 約300 種 を含む大きな属だった。� しかしその実態はタデ亜科全体に分散する 多系統 であり、Hedberg (1946) やそれに続く研究者により分割され 、現在は8属 Within the tribe Persicarieae, Bistorta is … Sono persistenti fino in autunno. Die Blattspreite der Grundblätter ist oval bis länglich und wird bis 15 cm lang. Nell'ambito della specie si rileva una certa variabilità (diverse forme anomale) dovuta al diverso aspetto delle foglie. Tutte le foglie sono a lamina intera, ovate con base cordata e con una lunga guaina avvolgente il fusto (derivata da stipole saldate al fusto) di colore bruno (ferruginoso). [9], Species of flowering plant in the family Polygonaceae, https://en.wikipedia.org/w/index.php?title=Bistorta_vivipara&oldid=981957809, Short description is different from Wikidata, Taxonbars using multiple manual Wikidata items, Creative Commons Attribution-ShareAlike License, This page was last edited on 5 October 2020, at 11:24. Bistorta vivipara (synonym Persicaria vivipara) is a perennial herbaceous flowering plant in the knotweed and buckwheat family Polygonaceae, commonly known as alpine bistort. Flowers rarely produce viable seeds and reproduction is normally by the bulbils, which are small bulb-like structures that develop in the axils of the leaves and may develop into new plants. Persicaria bistorta là một loài thá»±c vật có hoa trong họ Rau răm. [5], Alpine bistort grows in many different plant communities, very often in abundance. La forma biologica è geofita rizomatosa (G rhiz): si tratta di una pianta con una parte del fusto sotterraneo (rizoma) che ogni anno produce nuove radici e nuovi fusti aerei. Die Oberseite der Laubblätter ist dunkelgrün, die Unterseite bläulichgrün. (Source: KewGarden WCSP) Tropicos link: Bistorta amplexicaulis (D. Don) Greene (Syn. Polygonum … Molecular phylogenetic work has demonstrated that the genus Bistorta represents a distinct lineage within the family Polygonaceae. The Plant List link: Persicaria amplexicaulis (D.Don) Ronse Decr. Mentre in Europa meridionale si può trovare sole nelle zone montane. [1] Magyar nevét onnan kapta, hogy fekete gyökere S (kígyó) formában kétszer megtekeredett. (1913) Polygonum ampliusculum Gand. Bistorta major Gray Persicaria bistorta (L.) Samp. Actualmente se la considera una sinonimia de Persicaria bistorta al haberse transferido esta especie al género Persicaria. [4], Alpine bistort is a perennial herb that grows to 5 to 15 cm (2 to 6 in) tall. In genere si usano tramite decotti e infusi. Le nom de genre vient du latin bistortus , faisant référence à la souche deux fois tordue des plantes. Amarella [2] Its range stretches further south in high mountainous areas such as the Alps, Carpathians, Pyrenees, Caucasus, and the Tibetan Plateau. (1844) Polygonum bourdinii Gand. Le foglie primaticce se tenere possono essere mangiate in salata oppure cotte come spinaci. A 2015 molecular phylogenetic study suggested that the tribes in Polygonoideae were related as shown in the following cladogram. je vrsta roda Persicaria Mill. The basal ones are longish-elliptical with long stalks and rounded bases; the upper ones are few and are linear and stalkless. È comune sulle Alpi e Appennini a quote dai 900 ai 2200 m s.l.m.. Il Sistema Cronquist assegna la famiglia delle Polygonaceae all'ordine Polygonales mentre la moderna classificazione APG la colloca nell'ordine Caryophyllales. Volume terzo, Catalogazione floristica - Università di Udine, https://it.wikipedia.org/w/index.php?title=Persicaria_bistorta&oldid=108406953, Voci con modulo citazione e parametro pagine, licenza Creative Commons Attribuzione-Condividi allo stesso modo. Il geoelemento è del tipo circumboreale: ossia la pianta è originaria delle zone freddo - temperate dell'Europa occidentale e centrale e dell'Asia settentrionale, ma anche Nordamerica. [7], Alpine bistort has been shown to form an ectomycorrhizal root symbiosis with fungi. Polygonum bistorta L. (1753) Polygonum bistortoides Boiss. [5] The bulbils are rich in starch and are a preferred food for rock ptarmigans (Lagopus mutus)[6] and reindeer; they are also occasionally used by Arctic people. mô tả khoa học đầu tiên năm 1913. It has a cosmopolitan distribution, with species occurring nearly worldwide. 16 De adderwortel(Persicaria bistorta, synoniem: Polygonum bistorta) is een overblijvende plantuit de duizendknoopfamilie(Polygonaceae). Al igual que con muchas otras plantas alpinas, Persicaria vivipara es de crecimiento lento, con una hoja individual o inflorescencia que tarda 3-4 años para alcanzar la madurez desde el … De naam is afgeleid van de slangachtige wortel. è una piccola pianta (alta non più di 75 cm) erbacea, perenne, glabra, dai delicati fiori rosa, appartenente alla famiglia delle Polygonaceae[1]. Infiorescenza a spiga cilindrica terminale, densa di fiori. La bistorta (nome scientifico Persicaria bistorta (L.) Samp.) La bistorta (nome scientifico Persicaria bistorta (L.) Samp.) Questa pagina è stata modificata per l'ultima volta il 22 ott 2019 alle 09:40. Queste ultime possono presentarsi a lamina più o meno sottile sia nella parte centrale che alla base. [3] The genus Bistorta contains at least 42 accepted species. Scientific synonyms include Bistorta vivipara and Polygonum viviparum. A sensu lato Persicaria-ba gyakran beleértik a Bistorta, Rubrivena, Aconogon és Knorringia nemzetségeket is. [5], As with many other alpine plants, Alpine bistort is slow-growing and produces embryonic buds one year that grow and open a few years after their formation, with an individual leaf or inflorescence taking three to four years to reach maturity from the time the buds are formed. A Persicaria-n belül Haraldson 1978-ban négy fajcsoportot (kb. Enciclopedia Botanica Motta. Bistorta affinis (synonyms Polygonum affine, Persicaria affinis), the Himalayan bistort, fleece flower, or knotweed, is a species of flowering plant in the family Polygonaceae, native to the Himalayas (Tibet, Nepal, northern India, Pakistan, Kashmir). Polygonum bistorta L. Crece en prados húmedos y sombríos en las zonas montañosas. Bistorta major S.F.Gray. Persicaria is a genus of herbaceous flowering plants in the knotweed family, Polygonaceae. Bistorta, les bistortes, est un genre de plantes herbacées de la famille des Polygonaceae (du grec polus : beaucoup, et gonu : genou (tiges très noueuses). A Persicaria sensu stricto 100-150 fajt tartalmaz. The lower ones are replaced by bulbils. Persicaria maculosa Classificazione Cronquist Dominio Eukaryota Regno Plantae Superdivisione Spermatophyta Divisione Magnoliophyta Classe Magnoliopsida Sottoclasse Persicaria Mill., 1754 è un genere di piante spermatofite dicotiledoni appartenenti alla famiglia delle Polygonaceae, dall'aspetto di piccole erbacee annuali o perenni, aromatiche e dalla tipica infiorescenza a spiga. [8], The roots of the plant are eaten in Russia, especially by the Samoyed peoples. It is common all over the high Arctic through Europe, North America, and temperate and tropical Asia. Fiori ermafroditi con perianzio corollino (una via di mezzo tra calice e corolla). 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