Description: This variety differs from the var. lignaria (M. lignaria) on account of its different chemistry which is PD-, K-, C+ persistent orange. Local; northern and western Ireland.

Key Identification Features:

• Identical to M. lignaria var. lignaria in all but chemistry
• C+ orange (use this as priority spot test).

Original text submitted by Vince J. Giavarini

Distribution Map from NBN: Micarea lignaria var. endoleuca at National Biodiversity Network mapping facility, data for UK.

iNaturalist: Micarea lignaria var. endoleuca at iNaturalist World Species Observations database.