Nardia scalaris var. botryoidea (R.M.Schust.) Váňa,

Phytotaxa 76 (3): 38, 2013 (see Váňa et al. 2013d). BASIONYM: Nardia scalaris subsp. botryoidea R.M.Schust., Hepat. Anthocerotae N. Amer. 2: 862, 1969 (see Schuster 1969).