Yellowwort
Blackstonia perfoliata
- Type: Flowering Plant
- Family: Gentianaceae
- Genus: Blackstonia
- Species: perfoliata
- Colour: Yellow
- Habitat: Hedgerows
- Habitat: Meadows
- Habitat: Scrubland
- Habitat: Waysides
- Site:East London
- Site:Ripple Nature Reserve
- Site:UK
- Month:June
- Photographer:RKS