Homotypic synonym taho(je)n GBIF classification (Originally found in sources as doubtful taxon within Lichen Linnaeus, 1753) mukaan
Umbilicaria cylindrica f. cylindrica
Doubtful taho(je)n GBIF classification (Possible variant of Umbilicaria cylindrica var. cylindrica) mukaan
Umbilicaria cylindrica f. mesenteriformis (Wulfen) Frey
Homotypic synonym taho(je)n GBIF classification (Originally found in sources as doubtful taxon within Umbilicaria cylindrica (L.) Delise ex Duby) mukaan