Basionym Name:Heterothecium vulpinum var. glaucescens Müll. Arg., Nuovo G. bot. ital. 23(3): 393 (1891)
Homotypic synonyms:Lopadium vulpinum var. glaucescens (Müll. Arg.) Zahlbr., Cat. Lich. Univers. 4: 316 (1926)