Cyathea iheringii (Rosenst.) Domin (1929a: 262)

Lehnert, Marcus, 2016, A synopsis of the exindusiate species of Cyathea (Cyatheaceae-Polypodiopsida) with bipinnate-pinnatifid or more complex fronds, with a revision of the C. lasiosora complex, Phytotaxa 243 (1), pp. 1-53 : 37-38

45. Cyathea iheringii (Rosenst.) Domin (1929a: 262) . Alsophila iheringii Rosenstock (1915: 358) . Trichipteris phalerata (Mart.) Barrington var. iheringii (Rosenst.) Barrington (1976: 5) . Type:— BRAZIL. Sao Paulo: Alto da Serra, October 1909, H. Luederwaldt 1036 (lectotype B-20-0000282!, designated by Barrington 1976: 5, isolectotypes MICH-1191156!, NY-00148689!, PH-00001975!, S-R-206!, UC-442404!).

Alsophila atrovirens var. furcativenia Rosenstock (1907) . Type:— BRAZIL. Santa Catarina: Passo Mansa, 1905, F. Haerchen 10 [Rosenstock Filicum Exs. 234] (holotype not located, isotype US-00066227!).

Alsophila guinleorum Brade & Rosenstock (1931: 140) . Type:— BRAZIL. Rio de Janeiro: Theresopolis, Serra Cavallo, 20 October 1929, A.C. Brade 9842 (holotype not located, isotypes NY-00148683!, UC-442402!).

Alsophila paleolata Mart. var. subnuda Rosenstock (1907: 68) . Syntypes:— BRAZIL. Santa Catarina: Blumenau, Warnow, G. Goeden 37 (lectotype W-1909-0010307!, here designated). Excluded syntype: Itapocú, F. Haerchen 41 (not located).

Alsophila portoana Brade (1935: 223) . Trichipteris portoana (Brade) Tryon (1970: 46) .. Type: BRAZIL. Río de Janeiro: Serra da Itatiaia, Três Picos, 27 June 1930, A.C. Brade 10235 (lectotype RB-00543188, here designated, isolectotype RB-00561288)

Alsophila roquettei Brade & Rosenstock (1931: 139) . Syntypes:— BRAZIL. Rio de Janeiro: Serra do Calvado, Teresopolis, 4 October 1929, A.C. Brade 9569 (HB n.v., isosyntype B-20-0000281!) & 9836 (HB n.v.,)

Distribution and habitat: —Eastern Brazil at 180–1050 m in Mata Atântica.

Remarks: — Cyathea iheringii is the glabrescent extreme of a not fully understood species complex around C. phalerata Martius (1822: 146) , endemic to southeastern Brazil. The other, hairy and scaly extreme represents C. mexiae Copeland (1932: 30) .