Yellow-wort - Blackstonia perfoliata

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Alternative names
Yellow Wort
Description

Short to medium greyish, erect plant. Leaves oval to triangular, the upper ones fused around the stem. Flowers yellow, 8 to 15 mm with 6 to 8 petal lobes in lax, branched clusters.

Identification difficulty
Habitat

Grassland, dunes and rocky places on calcareous soils.

When to see it

June to October.

Life History

Annual

UK Status

Infrequent and local but widely distributed in England up to southern Scotland, often coastal in Wales.

VC55 Status

Quite rare in Leicestershire + Rutland. In the 1979 Flora survey of Leicestershire it was found in 3 of the 617 tetrads

  • David Nicholls
    Ketton Quarry
    13 June 2014
  • Barbara Cooper
    Ketton Quarry
    22 July 2012
  • David Nicholls
    Ketton Quarry
    13 June 2014
  • Graham Calow
    Ketton Quarry
    30 June 2011
  • steven lewis
    Welby
    27 June 2015
  • Barbara Cooper
    Ketton Quarry
    22 July 2012
  • AJ Cann
    Ketton Quarry
    21 June 2015
  • Paul Ruddoch
    Acres Rise
    13 September 2015

Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map

Species data profile ?

Species profile

Common names
Yellow-wort
Species group:
Wildflowers
Kingdom:
Plantae
Order:
Gentianales
Family:
Gentianaceae
Records on NatureSpot:
53
First record:
07/07/2010 (LNC;Steve Woodward)
Last record:
17/08/2023 (Bell, Melinda)

Total records by month

% of records within its species group

10km squares with records

The latest images and records displayed below include those awaiting verification checks so we cannot guarantee that every identification is correct. Once accepted, the record displays a green tick.

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Latest images

Latest records

  • Paul Ruddoch
    Acres Rise
    13 September 2015
  • David Nicholls
    Ketton Quarry
    13 June 2014
  • Graham Calow
    Ketton Quarry
    30 June 2011
  • Graham Calow
    Ketton Quarry
    30 June 2011
  • Ron.stevens
    Ketton Quarry NR
    30 June 2011
  • Ron.stevens
    Ketton Quarry NR
    30 June 2011
  • David Nicholls
    Ketton Quarry
    13 June 2014
  • Mark Skevington
    Ketton Quarry
    10 June 2012
  • Graham Calow
    Ketton Quarry
    30 June 2011