? Centaurea cyanus
Scientific classification
Kingdom: Plantae Division: Magnoliophyta Class: Magnoliopsida Order: Asterales Family: Asteraceae Genus: Centaurea Species: C. cyanus
Binomial name
Centaurea cyanus L.

Centaurea cyanus (Cornflower) is a small annual flowering plant in the family Asteraceae, native to Europe. Image File history File linksMetadata Download high resolution version (1280x960, 341 KB) Centaurea cyanus in Gouda, bedrijventerrein goudse poort, juni 2004 photo by TeunSpaans first upload at nl. ... Scientific classification or biological classification is how biologists group and categorize extinct and living species of organisms (as opposed to folk taxonomy). ... 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 angiosperms or Magnoliophyta) are one of the major groups of modern plants, comprising those that produce seeds in specialized reproductive organs called flowers, where the ovulary or carpel is enclosed. ... Magnoliopsida is the botanical name for a class: this name is formed by replacing the termination -aceae in the name Magnoliaceae by the termination -opsida (Art 16 of the ICBN). ... Families Alseuosmiaceae Argophyllaceae Asteraceae - Daisies Calyceraceae Campanulaceae (incl. ... Diversity About 900 genera and 13,000 species Type Genus Aster L. Subfamilies Barnadesioideae Cichorioideae Tribe Arctotidae Tribe Cardueae Tribe Eremothamneae Tribe Lactuceae Tribe Liabeae Tribe Mutisieae Tribe Tarchonantheae Tribe Vernonieae Asteroideae Tribe Anthemideae Tribe Astereae Tribe Calenduleae Tribe Eupatorieae Tribe Gnaphalieae Tribe Helenieae Tribe Heliantheae Tribe Inuleae Tribe Plucheae... Species Around 350-500 species; see text Centaurea is a genus of about 350-500 species of herbaceous thistles and thistle-like flowering plants in the family Asteraceae, mostly native to the Old World. ... In biology, binomial nomenclature is the formal method of naming species. ... Carolus Linnaeus Carl Linnaeus, also known after his ennoblement as , (May 23, 1707 – January 10, 1778), was a Swedish botanist, physician and zoologist[1] who laid the foundations for the modern scheme of nomenclature. ... Classes Magnoliopsida- Dicots Liliopsida- Monocots The flowering plants (also called angiosperms) are a major group of land plants. ... Diversity About 900 genera and 13,000 species Type Genus Aster L. Subfamilies Barnadesioideae Cichorioideae Tribe Arctotidae Tribe Cardueae Tribe Eremothamneae Tribe Lactuceae Tribe Liabeae Tribe Mutisieae Tribe Tarchonantheae Tribe Vernonieae Asteroideae Tribe Anthemideae Tribe Astereae Tribe Calenduleae Tribe Eupatorieae Tribe Gnaphalieae Tribe Helenieae Tribe Heliantheae Tribe Inuleae Tribe Plucheae... Europe is conventionally considered one of the seven continents of Earth which, in this case, is more a cultural and political distinction than a physiographic one, leading to various perspectives about Europes borders. ...

It is an annual plant growing to 40-90 cm tall, with grey-green branched stems. The leaves are lanceolate, 1-4 cm long. The flowers are an intense blue colour, produced in flowerheads (capitula) 1.5-3 cm diameter, with a ring of a few large, spreading ray florets surrounding a central cluster of disc florets. An annual plant is a plant that usually germinates, flowers and dies in one year. ... In botany, a leaf is an above-ground plant organ specialized for photosynthesis. ... Clivia miniata bears bright orange flowers. ... An inflorescence is a group or cluster of flowers on a branch of a plant. ...

In the past it often grew as a weed in crop fields. It is now endangered in its native habitat by agricultural intensification, particularly over-use of herbicides, destroying its habitat; in the United Kingdom it has declined from 264 sites to just 3 sites in the last 50 years. It is also however, through introduction as an ornamental plant in gardens and a seed contaminant in crop seeds, now naturalised in many other parts of the world, including North America and parts of Australia. A weed is an unwanted plant. ... The endangered Sea Otter An endangered species is a population of organisms (frequently but not always a taxonomic species) which is either (a) so few in number or (b) threatened by changing environmental or predation parameters that it is at risk of becoming extinct. ... Agriculture (a term which encompasses farming) is the art, science or practice of producing food, feed, fiber and many other desired goods by the systematic raising of plants and animals. ... A herbicide is a pesticide used to kill unwanted plants. ... An ornamental is a plant variety that is grown for its beauty (in its end use), rather than commercial or other value. ... In biology, naturalisation is the process when foreign or cultivated plants have spread into the wild, where they multiply by natural regeneration. ... World map showing North America A satellite composite image of North America. ...

The Blue Cornflower has been the national flower of Estonia since 1968 and symbolizes daily bread to Estonians. It is also the symbol of the Estonian political party, Rahvaliit, and the Swedish political party, Folkpartiet. The Cornflower is also often seen as an inspiration for the romantic symbol of the Blue Flower. The Peoples Union of Estonia (Estonian: Eestimaa Rahvaliit) is a political party in Estonia, led by Villu Reiljan. ... Folkpartiet Liberalerna is a liberal party in Sweden. ... A Cornflower could be seen as a model for the motif The Blaue Blume (German: Blaue Blume) is a central symbol of Romanticism. ...

Habitat Image File history File linksMetadata Download high resolution version (1536x2048, 1301 KB) Centaurea cyanus in Rijswijk, braakliggend terrein bij winkelcentrum, juli 2004 photo by TeunSpaans first upload at nl. ...

Close-up of a flowerhead Wikipedia does not have an article with this exact name. ...

Download high resolution version (514x728, 50 KB)Centaurea cyanus From the book Bilder ur Nordens Flora from Project Runeberg. ...

External links

Wikimedia Commons has media related to:

Centaurea cyanus

• Flora Europaea: Centaurea cyanus
• UK Biodiversity Action Plan: Centaurea cyanus