Nardioideae Váňa, 2014

Váňa, Jiří, Söderström, Lars, Hagborg, Anders & Konrat, Matt Von, 2014, Notes on Early Land Plants Today. 60. Circumscription of Gymnomitriaceae (Marchantiophyta), Phytotaxa 183 (4), pp. 287-289 : 287-288

Nardioideae Váňa , subfam. nov.

Description:—Leaves succubous, never transverse, undivided or bilobed, not interlocking dorsally (insertions not extending acros s the stem midline). Underleaves always present, mostly small, lanceolate. Gametangia on leading axes. Sporophytes enclosed by a shoot calyptra, perianth and perigynium (erect, of Isotachis - type or short pendent, of Nardia geoscyphus- type) always present. Capsules subsphaeroidal to shortly ellipsoidal, innermost wall cells with semiannular thickenings. Gemmae absent.

Type:— Nardia Gray.

Marsupella emarginata var. tubulosa (Steph.) N.Kitag. ex Váňa et L.Söderstr. , comb. nov., Basionym:— Marsupella tubulosa Steph., Bull. Herb. Boissier 5: 99, 1897 ( Stephani 1897). ≡ Marsupella emarginata var. tubulosa N.Kitag., Mem. Coll. Sci. Kyoto Imp. Univ., Ser. B, Biol. 27: 77, 1960 ( Kitagawa 1960) nom. inval. (ICN Art. 41.5; basionym not cited).

Marsupella sparsifolia subsp. childii R.M.Schust. ex Váňa et L.Söderstr. , subsp. nov., Based on:— Marsupella sparsifolia subsp. childii R.M.Schust., J. Hattori Bot. Lab. 80: 61, 1996 ( Schuster 1996) nom. inval. (ICN Art. 40.7; herbarium not indicated). Type:— NEW ZEALAND. Fiordland Nat. Park: Margin of tarn, snow tussock zone, Mt. Burns track, Schuster 84-142 (F, holotype). Note:—The reference to the description in Schuster (1996: 61) together with the specification of the holotype here validates the name.