Novelties in the fern genusPolystichum(Dryopteridaceae) II. New records, new combinations and other new statuses for Cuba

Abstract

Abstract Morejon Hernandez R. & Sanchez C.: Novelties in the fern genus Polystichum (Dryopteridaceae) II. New records, new combinations and other new statuses for Cuba [Novitiae florae cubensis 44], — Willdenowia 43: 325–330. December 2013. — ISSN 0511-9618; © 2013 BGBM Berlin-Dahlem. Stable URL: http://dx.doi.org/10.3372/wi.43.43214 Polystichum is a nearly cosmopolitan fern genus with 31 species recognized for the Caribbean region. In Cuba, there have been from 11 to 19 taxa recorded, depending on the authors, illustrating the complexity of this group on the island. The examination of more than 2000 herbarium specimens collected in the Greater Antilles allowed the recognition of four taxa not previously recorded from Cuba: P. platyphyllum, P. rhizophorum, P. triangulum and P. woodsioides. In addition, P. deminuens is accepted as a species, P. heterolepis is reduced to the synonymy of P. viviparum, and P. polystichiforme is reduced to the synonymy of P. platyphyllum. Two new combinations are published: P....