Revision of monotypic genus Llavea (Cryptogrammoideae: Pteridaceae)
Llavea Lag. is a genus of Cryptogrammoideae (Pteridaceae), whose only species is distributed from southern United States and Mexico to Guatemala and Costa Rica, although it lives mainly in Mesoamerica, inhabiting preferably calcicolous habitats associated with forests and mountains. The genus is eas...
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Consejo Superior de Investigaciones Científicas
2016-12-01
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doaj-bdc69a6b4f994418b7fe71a8be805ece2021-05-05T07:01:31ZengConsejo Superior de Investigaciones CientíficasAnales del Jardín Botánico de Madrid0211-13221988-31962016-12-01732e044e04410.3989/ajbm.2417429Revision of monotypic genus Llavea (Cryptogrammoideae: Pteridaceae)Mónica Palacios-Rios0Marcelo D. Arana1Gonzalo Márquez2Instituto de Ecología, A.C., Red de Biodiversidad y Sistemática - Instituto de Biotecnología y Ecología Aplicada, Universidad VeracruzanaOrientación Plantas Vasculares, Departamento de Ciencias Naturales, Facultad de Ciencias Exactas, Físico-Químicas y Naturales, Universidad Nacional de Río CuartoCátedra de Palinología, Facultad de Ciencias Naturales y Museo, UNLPLlavea Lag. is a genus of Cryptogrammoideae (Pteridaceae), whose only species is distributed from southern United States and Mexico to Guatemala and Costa Rica, although it lives mainly in Mesoamerica, inhabiting preferably calcicolous habitats associated with forests and mountains. The genus is easily recognized by the presence of fertile leaves hemi-dimorphic, with the fertile apical portion with longer and narrower segments than the sterile ones, with strongly revolute margin, and rhizome scales bicolorous, shiny, and black. This paper presents a revision of the genus, nomenclatural issues are resolved, and and palynological morphological diversity are reviewed, as well as its distribution, phenology, ecology, and applications, based on field and herbarium specimens studies. In addition, two names related to Llavea, Allosorus karwinskii Kunze and Ceratodactylis osmundioides J. Sm., were lectotypified.http://rjb.revistas.csic.es/index.php/rjb/article/view/452allosorus karwinskiiceratodactylis osmundioidescryptogrammoideaefernsllavea cordifoliapalynologypteridaceaesemsporestaxonomy |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Mónica Palacios-Rios Marcelo D. Arana Gonzalo Márquez |
spellingShingle |
Mónica Palacios-Rios Marcelo D. Arana Gonzalo Márquez Revision of monotypic genus Llavea (Cryptogrammoideae: Pteridaceae) Anales del Jardín Botánico de Madrid allosorus karwinskii ceratodactylis osmundioides cryptogrammoideae ferns llavea cordifolia palynology pteridaceae sem spores taxonomy |
author_facet |
Mónica Palacios-Rios Marcelo D. Arana Gonzalo Márquez |
author_sort |
Mónica Palacios-Rios |
title |
Revision of monotypic genus Llavea (Cryptogrammoideae: Pteridaceae) |
title_short |
Revision of monotypic genus Llavea (Cryptogrammoideae: Pteridaceae) |
title_full |
Revision of monotypic genus Llavea (Cryptogrammoideae: Pteridaceae) |
title_fullStr |
Revision of monotypic genus Llavea (Cryptogrammoideae: Pteridaceae) |
title_full_unstemmed |
Revision of monotypic genus Llavea (Cryptogrammoideae: Pteridaceae) |
title_sort |
revision of monotypic genus llavea (cryptogrammoideae: pteridaceae) |
publisher |
Consejo Superior de Investigaciones Científicas |
series |
Anales del Jardín Botánico de Madrid |
issn |
0211-1322 1988-3196 |
publishDate |
2016-12-01 |
description |
Llavea Lag. is a genus of Cryptogrammoideae (Pteridaceae), whose only species is distributed from southern United States and Mexico to Guatemala and Costa Rica, although it lives mainly in Mesoamerica, inhabiting preferably calcicolous habitats associated with forests and mountains. The genus is easily recognized by the presence of fertile leaves hemi-dimorphic, with the fertile apical portion with longer and narrower segments than the sterile ones, with strongly revolute margin, and rhizome scales bicolorous, shiny, and black. This paper presents a revision of the genus, nomenclatural issues are resolved, and and palynological morphological diversity are reviewed, as well as its distribution, phenology, ecology, and applications, based on field and herbarium specimens studies. In addition, two names related to Llavea, Allosorus karwinskii Kunze and Ceratodactylis osmundioides J. Sm., were lectotypified. |
topic |
allosorus karwinskii ceratodactylis osmundioides cryptogrammoideae ferns llavea cordifolia palynology pteridaceae sem spores taxonomy |
url |
http://rjb.revistas.csic.es/index.php/rjb/article/view/452 |
work_keys_str_mv |
AT monicapalaciosrios revisionofmonotypicgenusllaveacryptogrammoideaepteridaceae AT marcelodarana revisionofmonotypicgenusllaveacryptogrammoideaepteridaceae AT gonzalomarquez revisionofmonotypicgenusllaveacryptogrammoideaepteridaceae |
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1721473622482092032 |