Blackstonia perfoliata (L.) Huds.
(Yellow-wort)

Taxonomic hierarchy:
SpeciesBlackstonia perfoliata (Yellow-wort)
FamilyGENTIANACEAE (centauries and gentians)
OrderGENTIANALES (bedstraws, gentians and periwinkles)
SubclassEU-DICOTS (dicotyledonous flowering plants)
ClassMAGNOLIOPSIDA (flowering plants)
PhylumTRACHEOPHYTA (vascular plants)
KingdomPLANTAE (plants)
DomainEukaryota (eukaryotes)
LifeBIOTA (living things)
Records of Blackstonia perfoliata (Yellow-wort) :
1: Blackstonia perfoliata (Yellow-wort)
28 Jun 2011 OSGR: SY77 50° 30’ N, 2° 20’ W Vice County: Dorset (VC 9) England
Image 1: Flowers - close-upImage 2: Flowers - close-up (2)Image 3: Plant - in situImage 4: Two inflorescences
2: Blackstonia perfoliata (Yellow-wort)
22 May 2000 OSGR: SU67 51° 30’ N, 1° 10’ W Vice County: Oxon (VC 23) England
Image 1: Young plants
3: Blackstonia perfoliata (Yellow-wort)
10 Jul 1999 OSGR: SU67 51° 30’ N, 1° 10’ W Vice County: Oxon (VC 23) England
Image 1: Cauline leaf - close-upImage 2: Cauline leaf pairImage 3: Faded flower - close-upImage 4: Flower bud - close-upImage 5: Flower, buds and young fruitImage 6: Flower - close-upImage 7: Flower - close-up (2)Image 8: InflorescenceImage 9: Oldest flower - close-upImage 10: PlantImage 11: Plant (2)Image 12: Stages of the flower - close-upsImage 13: PollenImage 14: Pollen (2)Image 15: Pollen (3)Image 16: Pollen (4)Image 17: Pollen (5)Image 18: Pollen (6)Image 19: Pollen - composite imageImage 20: Pollen - edge view - composite imageImage 21: Pollen - two views at different levels of focusImage 22: Pollen - two views at different levels of focus (2)Image 23: Pollen - two views at different levels of focus (3)
4: Blackstonia perfoliata (Yellow-wort)
9 Jul 1971 OSGR: TQ31 50° 50’ N, 0° 0’ W Vice County: East Sussex (VC 14) England
Image 1: FlowersImage 2: Plant
5: Blackstonia perfoliata (Yellow-wort)
3 Aug 1970 OSGR: TQ15 51° 20’ N, 0° 20’ W Vice County: Surrey (VC 17) England
Image 1: Flowers

Blackstonia perfoliata (Yellow-wort) may be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Blackstonia perfoliata (Yellow-wort)
BioInfoBioInfo (www.bioinfo.org.uk) has 6 host/parasite/foodplant and/or other relationships for Blackstonia perfoliata (Yellow-wort)
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