|Record Summary||on large limestone boulder, embedded in the ground|
|Date||6 November 2006|
|OS grid ref||OSGR: SK15|
|Lat/Lon||53° 10' N, 1° 50' W|
|Vice County||Derby, VC no: 57|
|Voucher||6 Nov 2006[E]|
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Notes: Substrate: hard limestone.
Thallus: grey, mottled green under lens, areolate, with pale grey marginal prothallus.
Apothecia: domed, rough, black, 1 to several per areole, patchily distributed.