Polemonium caeruleum L.
(Jacob’S-ladder)

Taxonomic hierarchy:
SpeciesPolemonium caeruleum (Jacob’S-ladder)
GenusPolemonium (a genus of flowering plants)
FamilyPOLEMONIACEAE (Jacob’s ladder and phloxes)
OrderERICALES (heaths, heathers, azaleas, primroses, loosestrifes and balsams)
SubclassEU-DICOTS (dicotyledonous flowering plants)
ClassMAGNOLIOPSIDA (flowering plants)
PhylumTRACHEOPHYTA (vascular plants)
KingdomPLANTAE (plants)
DomainEukaryota (eukaryotes)
LifeBIOTA (living things)
Records of Polemonium caeruleum (Jacob’S-ladder) :
1: Polemonium caeruleum (Jacob’S-ladder)
25 Jun 2008 OSGR: SK16 53° 10’ N, 1° 50’ W Vice County: Derby (VC 57) England
in flower
Image 1: Flower - face view - close-upImage 2: Flower - face view - close-up - pale backgroundImage 3: Flowers - face view - close-upImage 4: Flowers - face view - close-up - pale backgroundImage 5: Flowers - face view - close-up - pale background (2)Image 6: Flowers - reverse view - close-up - pale backgroundImage 7: Flowers - reverse view - pale backgroundImage 8: InflorescenceImage 9: InflorescencesImage 10: Inflorescences (2)Image 11: Leaf - uper surface - close-upImage 12: Leaves - in situImage 13: Leaves - top surfaces - close-upImage 14: Plant - in situImage 15: Plants - in situ
2: Polemonium caeruleum (Jacob’S-ladder)
21 Jun 1973 OSGR: SD96 54° 10’ N, 2° 0’ W Vice County: Mid-west Yorks (VC 64) England
Image 1: Base of plant - close-upImage 2: Flowers - close-up

Polemonium caeruleum (Jacob’S-ladder) may be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Polemonium caeruleum (Jacob’S-ladder)
BioInfoBioInfo (www.bioinfo.org.uk) has 5 host/parasite/foodplant and/or other relationships for Polemonium caeruleum (Jacob’S-ladder)
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