Results 21 to 30 of about 2,322 (195)

Gene loss, genome rearrangement, and accelerated substitution rates in plastid genome of Hypericum ascyron (Hypericaceae)

open access: yesBMC Plant Biology, 2022
Background Comparative genomic analysis exhibits dynamic evolution of plastid genome (plastome) in the clusioid clade of Malpighiales, which comprise five families, including multiple inversions and gene losses.
Sivagami-Jean Claude   +2 more
doaj   +1 more source

Phylogenetic Relatedness Determines Heterospecific Pollen-Pistil Compatibility and Reproductive Outcome in the Apocarpous Species <i>Sagittaria trifolia</i> (Alismataceae). [PDF]

open access: yesEcol Evol
This study investigates heterospecific pollen (HP) effects in Sagittaria trifolia, an apocarpous plant with an extragynoecial compitum. HP–pistil compatibility and resulting seed set reduction were greatest from phylogenetically close donors, not influenced by origin or pollen traits.
Zou SY   +5 more
europepmc   +2 more sources

Altitudinal Variation in Woody Species Diversity, Regeneration, and Soil Seed Bank Composition in Bela Mountain Forest, Northern Ethiopia. [PDF]

open access: yesEcol Evol
The study aimed to examine the relationship between species diversity and regeneration status along altitudinal gradients in a Bela Mountain Forest, northern Ethiopia. The result of the study showed that 54 woody species belonging to 31 families were recorded.
Shumie A   +6 more
europepmc   +2 more sources

Hyperoside: A Review of Its Structure, Synthesis, Pharmacology, Pharmacokinetics and Toxicity

open access: yesMolecules, 2022
Hyperoside is an active ingredient in plants, such as Hypericum monogynum in Hypericaceae, Crataegus pinnatifida in Rosaceae and Polygonum aviculare in Polygonaceae.
Sijin Xu   +4 more
doaj   +1 more source

In vitro antibacterial-antibiofilm effect of Hypericum atomarium Boiss and chemical composition [PDF]

open access: yesBrazilian Journal of Pharmaceutical Sciences, 2023
Treatment with plant is considered an effective option against increased antibiotic resistance. In this study antibiofilm activity of methanol (CH3OH), chloroform (CHCl3), ethyl acetate (EtOAc) and water (H2O) extracts of Hypericum atomarium Boiss. which
Ebru Önem   +2 more
doaj   +1 more source

BIOLOGICAL ACTIVITY OF HYPERICUM PERFORATUM L. (HYPERICACEAE): A REVIEW

open access: yesФармация и фармакология (Пятигорск), 2021
Hypericum perforatum L. (St. John's wort) is a medicinal plant that has been intensivly studied by clinicians, pharmacologists, and chemists. It has resulted in the publication of both original articles and a number of, reviews devoted to the general ...
A. L. Budantsev   +3 more
doaj   +1 more source

Hypericum spp. St. John's Wort

open access: yesEDIS, 2007
This document provides an overview of Hypericum spp., commonly known as St. John’s wort. It describes the plant’s characteristics, including its yellow flowers, dark green foliage, and moderate growth rate.
Edward Gilman
doaj   +1 more source

Two new records of endemic and endangered angiosperms in Santa Catarina, Brazil [PDF]

open access: yesCheck List, 2015
The two endemic, endangered species, Bacch­aris hypericifolia (Asteraceae) and Hypericum salvadorense (Hypericaceae), were known only for the Rio Grande do Sul state, in Brazil.
Cleusa Vogel Ely, Ilsi Iob Boldrini
doaj   +3 more sources

Hypericum perryongii (Hypericaceae), a new species from Philippines

open access: yes, 2021
Galindon, John Michael M., Penneys, Darin S., Lagunday, Noel E., Tandang, Danilo N., Coritico, Fulgent P., Amoroso, Victor B., Fritsch, Peter W. (2021): Hypericum perryongii (Hypericaceae), a new species from Philippines.
Tandang, Danilo N.   +6 more
core   +1 more source

GC/MS Analysis of Hypericum perforatum L. (Hypericaceae) Species [PDF]

open access: yesJournal of Stress Physiology & Biochemistry, 2023
Hypericum perforatum L. aerial parts have been extracted with tetrahydrofuran solvent and their chemical composition has been investigated by Gas Chromatography-Mass Spectrometry (GC/MS) analysis.
Basel Saleh
doaj  

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