BioImages (UK)
BIOTA
(living things)
Eukaryota
(eukaryotes)
PLANTAE
(plants)
SPERMATOPHYTA
(vascular plants)
MAGNOLIOPSIDA
(flowering plants)
MAGNOLIIDAE
(dicotyledonous flowering plants)
ASTERACEAE
(daisies, dandelions and thistles - formerly Compositae)
Cardueae
(“thistles”)
Centaurea
(knapweeds and star-thistles)
Centaurea cyanus
(Cornflower)
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BioImages: The Virtual Field-Guide (UK)

Centaurea cyanus L. (Cornflower)

Images etc

magnified photograph Seeds 500 by 400 pixels
magnified photograph Seeds 500 by 400 pixels

Suggested Literature

Centaurea cyanus may be covered by literature listed under:

BIOTA
(living things)		 Eukaryota
(eukaryotes)		 PLANTAE
(plants)		 SPERMATOPHYTA
(vascular plants)		 MAGNOLIOPSIDA
(flowering plants)		 MAGNOLIIDAE
(dicotyledonous flowering plants)		 ASTERACEAE
(daisies, dandelions and thistles - formerly Compositae)		 Cardueae
(“thistles”)

Feeding and other inter-species relationships

Associated with Centaurea cyanus:

Photos (live) live is parasitised by Golovinomyces cichoracearum - a powdery mildew (Erysiphales: Erysiphaceae) UK/Ireland Ing, B., 1990
(live) live is parasitised by uredium Puccinia cyani - a rust fungus (Uredinales: Pucciniaceae) Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
Ellis, M.B. & J.P., 1997
(live) live is parasitised by uredinoid aecium Puccinia cyani - a rust fungus (Uredinales: Pucciniaceae) Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
Ellis, M.B. & J.P., 1997
(live) live is parasitised by pycnium Puccinia cyani - a rust fungus (Uredinales: Pucciniaceae) Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
Ellis, M.B. & J.P., 1997
Photos capitulum capitulum is galled by larva Urophora quadrifasciata - a gall fly (Diptera: Tephritidae) Foreign White, I.M., 1988
Photos capitulum capitulum may contain larva Acanthiophilus helianthi - a gall fly (Diptera: Tephritidae) Foreign White, I.M., 1988
capitulum capitulum may contain larva Chaetostomella cylindrica - a gall fly (Diptera: Tephritidae) Foreign White, I.M., 1988
capitulum capitulum may contain larva Trupanea stellata - a gall fly (Diptera: Tephritidae) Foreign Questionable White, I.M., 1988
leaf (live) live leaf is parasitised by amphigenous telium Puccinia cyani - a rust fungus (Uredinales: Pucciniaceae) Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
Ellis, M.B. & J.P., 1997
stem stem is mined by larva Ophiomyia curvipalpis - a leaf-mining fly (Diptera: Agromyzidae) Foreign Spencer, K.A., 1976
stem stem may house puparium Ophiomyia curvipalpis - a leaf-mining fly (Diptera: Agromyzidae) Spencer, K.A., 1976

Centaurea cyanus may be associated with more taxa listed at higher taxonomic level

MAGNOLIOPSIDA
(flowering plants)		 MAGNOLIIDAE
(dicotyledonous flowering plants)		 ASTERACEAE
(daisies, dandelions and thistles - formerly Compositae)		 Centaurea
(knapweeds and star-thistles)

References

Ellis, M.B. & J.P., 1997 Microfungi on Land Plants: An Identification Handbook
Ing, B., 1990 An Introduction to British Powdery Mildews
Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 Checklist of the British and Irish Basidiomycota
Spencer, K.A., 1976 The Agromyzidae (Diptera) of Fennoscandia and Denmark
White, I.M., 1988 Tephritid Flies (Diptera: Tephritidae)

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