Description: Very like A. punctata (described elsewhere), but differing in the heavily cracked white or brownish thallus and habitat of coastal siliceous rocks and cliffs. The spore wall is thickened around the septum.

Key Identification Features:

• Like A. punctata, but thallus white with conspicuous brown to orange pigmentation
• Spores with thickening around septum; coastal: acid rocks and cliffs.

Original text submitted by Vince J. Giavarini

Distribution Map from NBN: Amandinea pelidna at National Biodiversity Network mapping facility, data for UK.

iNaturalist: Amandinea pelidna at iNaturalist World Species Observations database.