Basionym Name:Leptogium siskiyouense D.F. Stone & Ruchty, [as 'siskiyouensis'] N. Amer. Fung. 3(2): 2 (2008)
Homotypic synonyms:Scytinium siskiyouense (D.F. Stone & Ruchty) Otálora, P.M. Jørg. & Wedin, [as 'siskiyouenses'] Fungal Diversity 64(1): 291 (2013)