Cyathea mutica (Christ) Domin var. grandis (Maxon) Lehnert

Lehnert, Marcus, 2012, A synopsis of the species of Cyathea (Cyatheaceae-Polypodiopsida) with pinnate to pinnate-pinnatifid fronds, Phytotaxa 61 (1), pp. 17-36 : 29-30

Cyathea mutica (Christ) Domin var. grandis (Maxon) Lehnert , comb. nov.

Basionym: Hemitelia grandis Maxon (1912: 37) . Cnemidaria mutica (Christ) R.M.Tryon var. grandis (Maxon) Stolze (1974: 36) . Cyathea grandis (Maxon) Domin (1929b: 264) . Type:— COSTA RICA. Vicinity of Coliblanco, 30 April–02 May 1906, Maxon 307 (holotype US, isotype US).

Hemitelia rudis Maxon (1914: 413) . Cyathea rudis (Maxon) Domin (1929b: 264) . Cnemidaria rudis

(Maxon) Tryon (1970: 51). Type:— PANAMA. Chiriquí: Holcomb’s Trail, above El Boquete, Maxon 5682

(holotype US, isotype GH n.v.). Distribution and habitat: — Costa Rica and Panama at 1100–1600 m .

Cyathea myriotricha ( Baker 1885: 217) R.C.Moran & J.Prado ( Moran et al. 2008: 365) bipinnatepinnatifid species (Lehnert in preparation).

Distribution and habitat: —Southeastern Brazil at 700–1200 m. On wet rocks.

Cyathea nanna (Barrington) Lellinger (1987 [1988]: 94). Trichipteris nanna Barrington (1976: 3) . Type:—GUAYANA: „British Guyana,“ Upper Mazarumi River Basin, Mt. Ayanganna, on shoulder of E flank, about Thompson Camp, 1418 m, 12 August 1960, Tillet, Tillet & Boyan 45119 (holotype US, isotype NY).

Distribution and habitat: —Guayana at 1400–1545 m on the flanks of Mt. Ayanganna. In low, dense forests.