Results: 16

Ethnomedicinal and traditional uses of the Ferns of Khyber Pakhtunkhwa, Pakistan

Braz. j. biol; 84 (), 2024
Abstract Ferns are often used by indigenous people in Khyber Pakhtunkhwa, Pakistan. This study was designed to collect the ethnomedicinal and traditional knowledge of these locals about this group of vascular plants. Forty taxa belong to nineteen genera and ten families are used in the treatment of diffe...

Potencial dendrocronológico de tres especies de Podocarpáceas de la Cordillera de los Andes

Rev. biol. trop; 71 (1), 2023
Resumen Introducción: Poco se conoce del potencial dendrocronológico de las Podocarpáceas en el trópico. Objetivo: Explorar el potencial dendrocronológico de tres especies de podocarpáceas: Retrophyllum rospigliosii, Podocarpus oleifolius y Prumnopitys harmsiana. Métodos: De plantaciones no ...

Dicranopteris linearis: a potential medicinal plant with anticancer properties

Several investigations have demonstrated Dicranopteris linearis (Burm.f.) Underw. (Gleicheniaceae) plant extracts possess numerous health-promoting properties. This review is aimed to summarize and highlight the potential possess by D. linearisto be developed into future pharmacological entity especiall...

Catálogo actualizado de las plantas vasculares del Parque Nacional Isla del Coco, Costa Rica

Rev. biol. trop; 68 (supl 2), 2020
Introducción: La flora de la Isla del Coco ha sido objeto de diversos esfuerzos de recolecta, estudios y publicaciones desde hace más de 300 años, hasta llegar a registrarse 263 especies; no obstante, una exploración reciente permitió determinar que se han presentado muchos cambios nomenclaturales, ...

On the synthesis of vitamin d in the darkness

Actual. osteol; 15 (1), 2019
Published evidence reports the existence of two routes for the transformation of 7-dehydrocholecalciferol into previtamin D3: a photochemical route with the participation of UVB photons and another route that occurs in the darkness. Several reports appears to support the presence of these two routes in s...

Spatial distribution analysis of Dicksonia sellowiana Hook. in Araucaria forest fragments with different sizes

Braz. j. biol; 79 (2), 2019
Abstract Dicksonia sellowiana Hook. (Dicksoniaceae) is target of extractive exploitation and is threatened with extinction. We analyzed the population structure, the spatial distribution pattern of D. sellowiana and its relationship with environmental parameters within three fragments of Araucaria Forest...

Accumulation of copper by the aquatic macrophyte Salvinia biloba Raddi (Salviniaceae)

Braz. j. biol; 78 (1), 2018
Abstract Aquatic macrophytes have properties and mechanisms which are useful for the removal of substances in solution, commonly used in phytoremediation processes in aquatic environments. This study evaluated the performance of copper (Cu) accumulation by Salvinia biloba Raddi (Salviniaceae) in differen...

Early harvest increases post-harvest physiological quality of Araucaria angustifolia (Araucariaceae) seeds

Rev. biol. trop; 64 (2), 2016
ResumenAraucaria angustifolia es una conífera nativa de Brasil y una especie en peligro de extinción. Sus semillas tienen un corto período de viabilidad, factor que contribuye a su vulnerabilidad. Este estudio tuvo como objetivo evaluar la calidad fisiológica durante el período de desarrollo y post-...

Avaliação do potencial antioxidante frente à oxidação lipídica e da toxicidade preliminar do extrato e frações obtidas das frondes de Dicksonia sellowiana (Presl. ) Hook

Rev. bras. plantas med; 17 (4), 2015
RESUMOA espécie Dicksonia sellowiana, conhecida popularmente como xaxim, é uma samambaia natural do continente americano e encontrada no Brasil na Mata Atlântica. Em 2001 foi inserida na lista do IBAMA como espécie ameaçada de extinção em decorrência da exploração para a confecção de vasos pa...