Mustard kidney lichen
- kingdom: Fungi
- phylum: Ascomycota
- class: Lecanoromycetes
- order: Peltigerales
- family: Nephromataceae
- genus: Nephroma
- species: Nephroma laevigatum
Bowen Island
Oak Bay
Victoria
British Columbia
Canada
Chamalières
Royat
98
France
Benítsai
Gastoúrion
Kynopiástai
Virós
Ionian Islands
Filótion
South Aegean
Greece
Syfteland
Hordaland
Norway
Santa Cruz de Tenerife
Sauzal
Tacoronte
Canary Islands
Spain
Şalinfah
Latakia
Syrian Arab Republic
Inverness
California
East Hampton
Connecticut
Grand Marais
Minnesota
Bellingham
Long Beach
Washington
United States
Malung