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Type: Article
Published: 2017-01-06
Page range: 53–65
Abstract views: 20
PDF downloaded: 1

Synopsis of Diplazium (Polypodiales: Athyriaceae) from Argentina

Orientación Botánica II, Departamento de Ciencias Naturales, Facultad de Ciencias Exactas, Físico-Químicas y Naturales, Universidad Nacional de Río Cuarto, Ruta 36 km 601, X5804ZAB Río Cuarto, Córdoba, Argentina
Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, Diretoria de Pesquisa Científica, Rua Pacheco Leão 915, CEP 22460-030 Rio de Janeiro; Rio de Janeiro, Brasil
Instituto de Botánica Darwinion, CONICET y ANCFEN, Labardén 200, Casilla de Correo 22, B1642HYD San Isidro, Buenos Aires, Argentina
Ferns Flora Polypodiidae South America Pteridophytes Argentina

Abstract

The first treatment of the Argentinian representatives of Diplazium (Athyriaceae) is presented. In the country, the genus is represented by eight species, all of which inhabit the Yungas and Parana rainforests. Identification keys, comments, illustrations, and ecological remarks for the species are presented. Diplazium divergens, D. moccennianum, and D. turgidum constitute novelties for the Argentinian flora. Diplazium divergens occurs in Yungas, and D. moccennianum and D. turgidum in Parana forest. These species are described and illustrated. Diplazium divergens is lectotypified and D. striatum is excluded from Argentinian flora.