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Encyclopedia > Greater burdock
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Burdock

Greater Burdock
Scientific classification
Kingdom: Plantae
Division: Magnoliophyta
Class: Magnoliopsida
Order: Asterales
Family: Asteraceae
Genus: Arctium
Species: lappa
Inflorescence
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Inflorescence

Greater burdock (Arctium lappa) is a biannual plant of the Asteraceae family, cultivated in gardens for its root used as a vegetable. Scientific classification or biological classification is how biologists group and categorize extinct and living species of organisms. ... Divisions Land plants (embryophytes) Non-vascular plants (bryophytes) Marchantiophyta - liverworts Anthocerotophyta - hornworts Bryophyta - mosses Vascular plants (tracheophytes) Lycopodiophyta - clubmosses Equisetophyta - horsetails Pteridophyta - true ferns Psilotophyta - whisk ferns Ophioglossophyta - adderstongues Seed plants (spermatophytes) †Pteridospermatophyta - seed ferns Pinophyta - conifers Cycadophyta - cycads Ginkgophyta - ginkgo Gnetophyta - gnetae Magnoliophyta - flowering plants Adiantum pedatum (a fern... Classes Magnoliopsida - Dicots Liliopsida - Monocots The flowering plants (also called angiosperms) are a major group of land plants. ... Orders see text Dicotyledons or dicots are flowering plants whose seed contains two embryonic leaves or cotyledons. ... Families See text The Asterales are an order of dicotyledonous flowering plants which include the composite family Asteraceae (sunflowers and daisies) and its related families. ... Genera many, see list The aster or sunflower family (Family Asteraceae or, alternatively Family Compositae) is a taxon of dicotyledonous flowering plants. ... Species Arctium lappa A. minus   A. minus nemorosum A. pubens A. tomentosum Burdock refers to any of a group of perennial flowering plants thistles in the Genus Arctium, family Asteraceae. ... Genera many, see list The aster or sunflower family (Family Asteraceae or, alternatively Family Compositae) is a taxon of dicotyledonous flowering plants. ... Vegetables in a market Vegetable is a culinary term denoting any part of a plant that is commonly consumed by humans as food, but is not regarded as a culinary grain, fruit, nut, herb, or spice. ...

Contents


Description

The plant is rather high, reaching as much as 2 metres. It has large, alternating, cordiform leaves that have a long petiole and are pubescent on the inferior face.


The flowers are purple and grouped in globular capitula, united in clusters. They appear in mid-summer (July-August). The capitula are surrounded by a involucre made out of many bracts with a curved angle which forms a crochet, which helps them to be disseminated with the help of animals. The fruits are achenes, long, comprimated, with short pappuses. An inflorescence is a group or cluster of flowers on a branch of a plant. ... Toothed bracts on Rhinanthus minor In botany, a bract is a modified or specialized leaf, from the axil of which a flower or flower stalk arises; or a bract may be any leaf associated with an inflorescence. ... An achene is a type of simple dry fruit produced by many species of flowering plants. ...


The root is pivotant, fleshy, reaching a length of 50 cm.


Origin and distribution

This species is native to the temperate regions of the old world: Europe (from Scandinavia to the Mediterranean and from the British Isles to Russia, Middle East to China and Japan, including India. It was naturalized almost everywhere and it can be found usually in the wildland close to the habitations, especially in soil rich in Nitrogen. Scandinavia, Fennoscandia, and the Kola Peninsula. ... The Mediterranean Sea is an intercontinental sea positioned between Europe to the north, Africa to the south and Asia to the east, covering an approximate area of 2. ... The British Isles consist of Great Britain, Ireland and a number of much smaller surrounding islands. ... A map showing countries commonly considered to be part of the Middle East The Middle East is a region comprising the lands around the southern and eastern parts of the Mediterranean Sea, a territory that extends from the eastern Mediterranean Sea to the Persian Gulf. ...


Cultivation

It prefers a fresh, worked soil, riched in humus and also lots of sunlight. Burdock is very reactive to nitrogen fertilizer. Multiplication is made by seeds on the place, between June-July. The nursery is in February and March and it is put in place in April and May. The harvest occurs three to four months after the seeding, until mid-November, when the roots become too fibrous.


Usage

The burdock was used during the Middle Ages as a vegetable, but now it is rarely used, with the exception of Japan, where the plant is known as gobo and commonly prepared as kinpira or kimpira, as well as in Italy and Portugal, where it is known as bardana. The root is eaten cooked and the young sprout can be eaten just like asparagus. It is also used as a medicinal herb. The Middle Ages formed the middle period in a traditional schematic division of European history into three ages: the classical civilization of Antiquity, the Middle Ages, and modern times, beginning with the Renaissance. ... Binomial name Asparagus officinalis L. Asparagus is the name of a vegetable obtained from one species within the genus Asparagus, specifically the young shoots of Asparagus officinalis. ...



 
 

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