Synonyms: Amblystegium curvipes; Amblystegium fluviatile var. spinifolium; Amblystegium irriguum; Amblystegium irriguum var. spinifolium; Amblystegium irriguum var. tenellum; Amblystegium orthocladon; Amblystegium tenax; Amblystegium tenax var. spinifolium; Amblystegium tenax var. tenax; Amblystegium vallis-clausae var. spinifolium; Amblystegium vallis-clausae var. vallis-clausae; Hygroamblystegium irriguum; Hygroamblystegium tenax var. spinifolium; Hygroamblystegium tenax var. tenax; Hypnum fluviatile irriguum; Hypnum irriguum; Hypnum irriguum var. spinifolium; Hypnum orthocladon; Hypnum tenax; Leptodictyum trichopodium var. curvipes; Leskea latifolia (homotypic)