BioImages (UK)
BIOTA
(living things)
Eukaryota
(eukaryotes)
PLANTAE
(plants)
SPERMATOPHYTA
(vascular plants)
MAGNOLIOPSIDA
(flowering plants)
EU-DICOTS
(dicotyledonous flowering plants)
ASTERALES
(daisies, dandelions, thistles and bell flowers)
ASTERACEAE
(daisies, dandelions and thistles)
LACTUCOIDEAE
(“dandelions”)
Cardueae
(“thistles”)
Centaurea
(knapweeds and star-thistles)
Centaurea
is also a member of:
Tall Woody Herbs
(via Centaurea)
Herbaceous Plants
(via Asteraceae)
Macrophytes
(via Spermatophyta)

BioImages: The Virtual Field-Guide (UK)

Centaurea (knapweeds and star-thistles)

Subtaxa

Rank Taxon #photos #macrophotos #microphotos
Species Centaurea calcitrapa L. (Red Star-thistle) 12    
Species Centaurea cyanus L. (Cornflower)   2  
Species Centaurea nigra L. (Common Knapweed, Lesser Knapweed, Hardheads) 14 19 8
Species Centaurea scabiosa L. (Greater Knapweed) 19    
Informal (Centaurea nigra agg) (Lesser Knapweeds) 14 19 8

Suggested Literature

Centaurea may be covered by literature listed under:

BIOTA
(living things)		 Eukaryota
(eukaryotes)		 PLANTAE
(plants)		 SPERMATOPHYTA
(vascular plants)		 MAGNOLIOPSIDA
(flowering plants)		 ASTERACEAE
(daisies, dandelions and thistles)

BioInfo BioInfo (www.bioinfo.org.uk) has 168 feeding and other relationships of Centaurea (knapweeds and star-thistles)

Creative Commons Licence
Unless otherwise expressly stated, all original material on the BioImages website by Malcolm Storey is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 2.0 UK: England & Wales Licence.