Description & Identification
Characterised (in common with related species) by tiny stalked apothecia, like small pins, up to 1mm tall. The thallus is granular, grey and the apothcia are black with yellow pruina on the head an margin.
Photo- U. Kirschbaum
Habitats
On dry bark of old Quercus in parkland.
Distribution
Europe, Asia , N. America. Also as subsp. australe in S. America, Australia, New Zealand. S. England (Oxford) and one site
Records from Wales
| Location | Grid Reference | Last Rec'd | Recorder(s) | SSSI |
| Montgomery: Gregynog Great Wood | SO 084 977 | 1996 | R.G. Woods & B.J. Coppins | Yes |
Proposed Actions
UK BAP Signposting Actions:
- Search the last known sites in Oxfordshire and Montgomery. Sites are likely to require an abundance of veteran oak and adequate replacement trees.
- Research existing knowledge on the habitat requirements and threats to this species in Europe, to inform refinding and conserving this species in UK
Hectad Distribution in Wales/Link to full BLS map
NBN Taxon Key
NBNSYS0000015534
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