Results 1 to 10 of about 142 (63)

Methylated Xanthones from the Rootlets of Metaxya rostrata Display Cytotoxic Activity in Colorectal Cancer Cells [PDF]

open access: yesMolecules, 2020
The tree fern Metaxya rostrata (Kunth) C. Presl is common in the rainforests of Central and South America, where suspensions of the dried rhizome are traditionally used to treat intestinal diseases.
Eva Mittermair   +8 more
doaj   +2 more sources

Contribuições para a flora de samambaias da Serra dos Carajás, Pará, Brasil [PDF]

open access: yesRodriguésia, 2019
Resumo Este estudo trata os táxons das famílias Athyriaceae, Lomariopsidaceae, Metaxyaceae e Saccolomataceae (Polypodiopsida) encontrados nas formações de Floresta Ombrófila Densa circunvizinhas às formações de canga da Serra dos Carajás, estado do Pará,
Lucas Vieira Lima   +4 more
doaj   +3 more sources

2-deprenyl-rheediaxanthone B isolated from Metaxya rostrata induces active cell death in colorectal tumor cells. [PDF]

open access: yesPLoS ONE, 2013
Metaxya rostrata C. Presl (Metaxyaceae) is a common tree fern in Central and South America that is used for the treatment of intestinal ulcers and tumours in ethnic medicine.
Kerstin P Kainz   +7 more
doaj   +2 more sources

Target sequence capture of nuclear-encoded genes for phylogenetic analysis in ferns. [PDF]

open access: yesAppl Plant Sci, 2018
Premise of the Study Until recently, most phylogenetic studies of ferns were based on chloroplast genes. Evolutionary inferences based on these data can be incomplete because the characters are from a single linkage group and are uniparentally inherited.
Wolf PG   +5 more
europepmc   +5 more sources

Novos registros e reconhecimento morfológico das espécies de Metaxya C. Presl (Metaxyaceae) na Amazônia brasileira [PDF]

open access: yes, 2022
The record of new occurrences of species is of paramount importance for the study of neotropical biodiversity, needing to be allied to a set of well-defined morphological characters.
Amorim, Bruno Sampaio   +4 more
core   +2 more sources

Samambaias da Província Petrolífera de Urucu, Coari, Amazonas, Brasil: Cyatheaceae, Gleicheniaceae, Lygodiaceae, Schizaeaceae, Marattiaceae e Metaxyaceae [PDF]

open access: yes, 2015
Visando ampliar o conhecimento sobre as espécies de samambaias do estado do Amazonas, foi realizado o inventário florístico das samambaias e licófitas da Província Petrolífera de Urucu.
Goreti Coelho de Souza, Maria   +2 more
core   +5 more sources

Samambaias e licófitas do Estado de Pernambuco, Brasil: Metaxyaceae

open access: yesBiotemas, 2010
O presente trabalho é parte da Flora das samambaias e licófitas ocorrentes no estado de Pernambuco. Metaxyaceae é nativa no estado e está representada por uma única espécie, Metaxya rostrata (Kunth) C. Presl.
Iva Carneiro Leão Barros   +1 more
doaj   +1 more source

A linear sequence of extant families and genera of lycophytes and ferns [PDF]

open access: yes, 2011
Throughout the history of the classification of extant ferns (monilophytes) and lycophytes, familial and generic concepts have been in great flux. For the organisation of lycophytes and ferns in herbaria, books, checklists, indices and spore banks and on
Christenhusz, Maarten   +2 more
core   +2 more sources

USO DE ESPÉCIES VEGETAIS NO TRATAMENTO E CURA DE DOENÇAS PELOS INDÍGENAS TENHARIM NA AMAZÔNIA [PDF]

open access: yes, 2021
In this ethnobotany study accomplished in the Tenharim indigenous territory, located in the State of Amazonas, Brazil, through interviews was verified the use of more than 300 species plant, being most part of natural occurrence of the Amazon biome and ...
Dario, Fabio Rossano   +1 more
core   +2 more sources

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