Basionym Name:Leptogium tremelloides f. isidiosum Müll. Arg., [as 'isidiosa'] Flora, Regensburg 65(19): 292 (1882)
Homotypic synonyms:Leptogium tremelloides var. isidiosum (Müll. Arg.) F. Wilson, Proc. Roy. Soc. Victoria 5: 156 (1893)