Cirsium heterophyllum (L.) Hill
(Melancholy Thistle)

Taxonomic hierarchy:
SpeciesCirsium heterophyllum (Melancholy Thistle)
GenusCirsium (thistle)
TribeCardueae (“thistles”)
SubfamilyLACTUCOIDEAE (“dandelions”)
FamilyASTERACEAE (daisies, dandelions and thistles, composite)
OrderASTERALES (daisies, dandelions, thistles and bell flowers)
SubclassEU-DICOTS (dicotyledonous flowering plants)
ClassMAGNOLIOPSIDA (flowering plants)
PhylumTRACHEOPHYTA (vascular plants)
KingdomPLANTAE (plants)
DomainEukaryota (eukaryotes)
LifeBIOTA (living things)
Records of Cirsium heterophyllum (Melancholy Thistle) :
1: Cirsium heterophyllum (Melancholy Thistle)
18 Jun 2010 OSGR: SD97 54° 10’ N, 2° 0’ W Vice County: Mid-west Yorks (VC 64) England
at roadside
Image 1: Capitula - side view - close-upImage 2: Capitulum - side view - close-upImage 3: Capitulum - top view - close-upImage 4: Growing at roadsideImage 5: Leaf - top view - close-upImage 6: Leaves - top surface - black backgroundImage 7: Leaves - under surface - black backgroundImage 8: Leaf margin - top view - close-up - enlargedImage 9: Leaf margin - underside - close-up - enlargedImage 10: Leaf midrib at base of leaf - underside - close-up - enlargedImage 11: Leaf midrib in middle of leaf - underside - close-up - enlargedImage 12: Leaf midrib near base of leaf - top view - close-up - enlargedImage 13: Leaf midrib near base of leaf - underside - close-up - enlargedImage 14: Leaf tip - top view - close-up - enlargedImage 15: Leaf tip - underside - close-up - enlargedImage 16: Leaf top surface bear midrib - close-up - enlargedImage 17: Leaf top surface near margin - close-up - enlargedImage 18: Leaf underside - close-up - enlarged
2: Cirsium heterophyllum (Melancholy Thistle)
23 Aug 1978 OSGR: NO06 56° 50’ N, 3° 30’ W Vice County: East Perthshire (VC 89) Scotland
Image 1: Capitulum - side view - close-upImage 2: Capitulum - side view - close-up (2)Image 3: Capitulum - top view - close-upImage 4: Capitulum - top view - close-up (2)Image 5: PlantImage 6: Plant (2)Image 7: Plant (3)

Cirsium heterophyllum (Melancholy Thistle) may be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Cirsium heterophyllum (Melancholy Thistle)
BioInfoBioInfo (www.bioinfo.org.uk) has 12 host/parasite/foodplant and/or other relationships for Cirsium heterophyllum (Melancholy Thistle)
Creative Commons License
This website is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International Licence.

Unless otherwise expressly stated, all original material on the BioImages website by Malcolm Storey is licensed under the above Creative Commons Licence.

Photographs from other photographers are used with permission but not included under the above CC licence.

BioImages - Virtual Field-Guide (UK)