Catalogue no.:	L-1216718
Taxon:	Verrucaria nigrescens
Label:	Verrucaria nigrescens
Family:	Lichenes
Collector:	Göran Thor
Collector no.:	50900
Date:	2025 09 14
Country:	Switzerland
Province:	Genève
Locality:	Meyrin municipality, the CERN area Meyrin, 660 m SSW of Globe de la science et de I’nnovation (CERN)
Habitat:	Roadside. On calcareous pebbles
Remarks:	adest. Verrucaria muralis
Coordinates:	latDD 046.22943; longDD 06.05017