Coral-necklace (Illecebrum verticillatum)

Key Details

Taxonomic Groups: Vascular plant > flowering plant > Herbaceous plant
Red List Status: Endangered (Not Relevant) [EN(nr)]
D5 Status: Included in the baseline Red List Index for England (Wilkins, Wilson & Brown, 2022)
Section 41 Status: (not listed)
Taxa Included Synonym: (none)
UKSI Recommended Name: Illecebrum verticillatum
UKSI Recommended Authority: L.
UKSI Recommended Qualifier: (none specified)
Red List Citation: in Stroh et al., 2014
Notes on taxonomy/listing: (none)

Criteria

Question 1: Does species need conservation or recovery in England?
Response: Yes
Justification: EN in GB & England. Stable or increasing in Dorset, the New Forest & the Thames & Wealden basin where its status as a native have been questioned. Rare & declining in Cornwall
Question 2: Does recovery/ conservation depend on species-specific actions?
Response: Yes
Justification: In vulnerable areas of Cornwall, the species is undergoing a significant & long-term decline
Question 3: At a landscape scale, would the species benefit from untargeted habitat management to increase habitat mosaics, structural diversity, or particular successional stages?
Response: Yes
Justification: Maintenance or reinstatement of traditional management on commons, village greens & heaths (through a long continuity of moderate to heavy grazing).

Species Assessment

Current step on the Species Recovery Curve (SRC): 6. Recovery solutions trialled
Recovery potential/expectation: Medium-high
National Monitoring Resource: Opportunistic - insufficient
Species Comments: The species is considered native in Cornwall, though its status in south-central England is questioned. It was discovered new to the Thames Basin in 1891 (Berkshire) & the New Forest in c. 1920, & has continued to spread in this region. Likely to respond well to targeted conservation management

Key Actions

Key Action 1

Proposed Action: Monitor a sample of populations in stronghold areas, and all populations in non-stronghold/vulnerable areas, every <5 years. Assess population size & review condition of microhabitats in which it grows

Action targets: 3. National Monitoring Plan agreed and implemented

Action type: Targeted monitoring

Duration: 6-10 years

Scale of Implementation: National

High priority sites: West Penwith, Hensbarrow & Bodmin Moor (Cornwall).

Comments: Whilst the species is on the increase in south-central England, it remains rare & declining in Cornwall.

Key Action 2

Proposed Action: Trial management. Within its Cornish range attempt to recover colonies at historic locations by restoration of pools where these have been lost to succession or infilling. Restoration of unsurfaced tracks close to former locations through scraping and encouraging usage.

Action targets: 6. Recovery solutions trialled

Action type: Habitat management

Duration: >10 years

Scale of Implementation: National

High priority sites:

Comments:

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Acknowledgment:
Data used on this website are adapted from Threatened species recovery actions 2025 baseline (JP065): Technical report and spreadsheet user guide (Natural England, 2025). Available here.