Una nueva especie de Blechnum L. (Blechnaceae) en el neotrópico

Authors

  • Alexander Francisco Rojas Alvarado Jardín Botánico Lankester, Universidad de Costa Rica, apdo. 1031-7050 Cartago, Costa Rica

DOI:

https://doi.org/10.15517/lank.v5i1.19819

Keywords:

Pteridophyta, Blechnaceae, Blechnum, región neotropical

Abstract

A new species, Blechnum fuscosquamosum A.Rojas (Blechnaceae) from the Neotropics is here described. It is distinguished from B. fragile (Liebm.) C.V.Morton & Lellinger by its shorter (5-10 mm vs. 8-15 mm), brown to dark brown (vs. brown-yellowish) rhizome scales with acute apex (vs. long attenuate apex), lanceolate to linear-lanceolate (vs. long attenuate) blade, 25-35 pinna pairs [vs. (35-) 40-80 pairs], relatively longer (4-6.5 cm vs. 2.8-5.0 cm) pinnae, 1.5-3.0 mm wide [(vs. 1.0-1.5 (-2.0) mm] fertile pinnae and distribution at higher elevations (2400-3000 m vs. 800-2100 m). 

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Published

2015-09-09

How to Cite

Rojas Alvarado, A. F. (2015). Una nueva especie de Blechnum L. (Blechnaceae) en el neotrópico. Lankesteriana: International Journal on Orchidology, 5(1). https://doi.org/10.15517/lank.v5i1.19819

Issue

2005: Lankesteriana: Volumen 5, Número 1

Section

Articles

License

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Before the publication of the materials submitted by the author(s) in LANKESTERIANA, the author(s) hereby assign all rights in the article to the Lankester Botanical Garden.