Basionym Name:Rhizocarpon havaasii Räsänen, Rev. Sudamer. Bot. 7: 88 (1942)
Homotypic synonyms:Rhizocarpon lecanorinum var. havaasii (Räsänen) Räsänen, Feddes Repert. Spec. Nov. Regni veg. 52: 131 (1943)