Results 11 to 20 of about 1,077 (198)
Fern flora of Viçosa, Minas Gerais State, Brazil: Dennstaedtiaceae, Lindsaeaceae and Saccolomataceae
As part of an ongoing project treating the ferns and lycophytes from the region of Viçosa, Minas Gerais State, Brazil, we here present the taxonomic treatment of the early divergent lineages of the leptosporangiate ferns: the families Dennstaedtiaceae ...
Nelson Túlio Lage Pena +1 more
doaj +2 more sources
The genus Dennstaedtia Bernh. (Dennstaedtiaceae) in Argentina [PDF]
A morphological analysis of the genus Dennstaedtia (Dennstaedtiaceae) from Argentina is carried out and distributional data updated. The studied species are: Dennstaedtia cicutaria, D. dissecta, D. glauca and D. globulifera. Until now, the information concerning the genus in Argentina was fragmented and incomplete.
Yañez, Agustina +3 more
openaire +6 more sources
Flora das cangas da Serra dos Carajás, Pará, Brasil: Dennstaedtiaceae
Resumo Este estudo trata dos táxons de Dennstaedtiaceae encontrados nas formações ferríferas da Serra dos Carajás, estado do Pará, com descrições, ilustrações, distribuição geográfica e comentários.
Alexandre Salino, André Jardim Arruda
doaj +2 more sources
A New Species of Krameropteris (Dennstaedtiaceae) from Mid-Cretaceous Myanmar Amber
Krameropteris is an extinct fern genus found in mid-Cretaceous Myanmar amber, assigned to the Dennstaedtiaceae, with only one previously described species, i.e., K. resinatus. This study describes a new species, K.
Chunxiang Li, Fanwei Meng
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Morpho-anatomical Studies and Evolutionary Interpretations of the Rhizomes of Extant Dennstaedtiaceae [PDF]
Dennstaedtiaceae is a monophyletic, extant family of ferns with sub-cosmopolitan distribution and ca. 265 species. Rhizome morphology in the Dennstaedtiaceae is relatively well known, yet its anatomy has been poorly explored. We performed morpho-anatomical studies on 26 taxa from eight genera, mostly from Brazil, Japan, and New Zealand.
Ivan Becari-Viana +1 more
openaire +3 more sources
Familia cosmopolita distribuida principalmente en regiones tropicales y subtropicales, con 16 géneros y cerca de 250 especies. En México se encuentran seis géneros y 25 especies. Para la región de estudio se reconocen cuatro géneros, ocho especies y una variedad.
Brenda Y Bedolla-García
exaly +2 more sources
O presente trabalho trata da pteridoflora da Mata do Estado, localizada no município de São Vicente Férrer, Zona da Mata norte do estado de Pernambuco.
Marcio Roberto Pietrobom +1 more
exaly +3 more sources
O presente trabalho apresenta o tratamento taxonômico das espécies de Dennstaedtiaceae, Dryopteridaceae, Gleicheniaceae, Hymenophyllaceae e Lindsaeaceae da Estação Ecológica do Panga.
Adriana A. Arantes +2 more
doaj +2 more sources
Foram estudados os esporos de onze espécies de pteridófitas pertencentes à família Dennstaedtiaceae do Parque Estadual das Fontes do Ipiranga. A família está representada na área por cinco gêneros: Histiopteris, Hypolepis, Lindsaea, Pteridium e Saccoloma.
Luciano Mauricio Esteves +1 more
doaj +2 more sources
Pteridium aquilinum (Dennstaedtiaceae), a Novel Hyperaccumulator Species of Hexavalent Chromium
Hexavalent chromium (Cr VI) is a highly toxic environmental pollutant produced as a byproduct of stainless steel manufacture and leather tanning.
Felipe de Jesús Eslava-Silva +2 more
doaj +2 more sources

