Corn marigold

Glebionis segetum

''Glebionis segetum'' is a species of the genus ''Glebionis'', probably native only to the eastern Mediterranean region tough now naturalized in western and northern Europe as well as China and parts of North America. Common names include corn marigold and corn daisy.
Corn Marigold Another haymeadow flower Corn marigold,Cumbria,Glebionis segetum,Kings Meaburn

Appearance

''Glebionis segetum'' is a herbaceous perennial plant growing to 80 cm tall, with spirally arranged, deeply lobed leaves 5–20 cm long. The flowers are bright yellow, produced in capitulae 3.5-5.5 cm in diameter, with a ring of ray florets and a centre of disc florets.
Insect submerged in nectar of Corn marigold Found in our garden. Reference for the flower ID:
http://databank.groenkennisnet.nl/Imagesonkruiden/gele_ganzenbloem_bloem_zijaanzich_KULeuven.jpg Geotagged,Glebionis segetum,Heesch,Macro Garden,Netherlands,Summer

Naming

''Glebionis segetum'' was formerly treated in the genus ''Chrysanthemum'', but under a 1999 decision of the International Botanical Congress, that genus has been redefined with a different circumscription to include the economically important florist's chrysanthemum.
Corn Marigold sideview  Corn marigold,Geotagged,Glebionis segetum,Heesch,Macro Garden,Netherlands,Summer

Status

''Glebionis segetum'' is widely naturalised outside of its native range, colonising western and central Europe with early human agriculture; it can be an invasive weed in some areas.

References:

Some text fragments are auto parsed from Wikipedia.

Taxonomy
KingdomPlantae
DivisionAngiosperms
ClassEudicots
OrderAsterales
FamilyAsteraceae
GenusGlebionis
SpeciesG. segetum