Results 31 to 40 of about 2,365 (195)

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  

Pleomorphic Dematiomelanomma yunnanense gen. et sp. nov. (Ascomycota, Melanommataceae) from grassland vegetation in Yunnan, China [PDF]

open access: yesMycoKeys, 2023
During a survey of microfungi associated with grasslands and related vegetation types from Yunnan Province in China, various ascomycetous and coelomycetous fungi were isolated.
Ying Gao   +11 more
doaj   +3 more sources

Three first records of stick insects attacking plants (Inseect: Phasmida) in Tibet

open access: yesBrazilian Journal of Biology, 2021
Except for a few stick insects that are economically valuable, most species be considered to be forest pests, so it is extremely important to obtain plant host-use information of more stick insects.
F. L. Xu   +5 more
doaj   +1 more source

Systematic Studies on Guttiferae Juss. and Hypericaceae Juss. of Peninsular Malaysia [PDF]

open access: yes, 2003
Twenty-eight species from 4 genera of Guttiferae and 2 genera of Hypericaceae from the 50-ha Plot of Pasoh Forest Reserve (PFR) Negeri Sembilan and several areas in Peninsular Malaysia were used to investigate the status and relationships within ...
Zakaria, Radhiah
core   +1 more source

A new chromanone derivative isolated from Hypericum lissophloeus (Hypericaceae) potentiates GABAA receptor currents in a subunit specific fashion. [PDF]

open access: yes, 2016
A phytochemical investigation of the lipophilic extract of Hypericum lissophloeus (smoothbark St. John's wort, Hypericaceae) was conducted, resulting in the isolation and identification of a new chromanone derivative: 5,7-dihydroxy-2,3-dimethyl-6-(3 ...
Sigel, Erwin   +4 more
core   +1 more source

FIGURE 2 in A new taxon of Hypericum (Hypericaceae) from southeastern Turkey

open access: yes, 2021
FIGURE 2. Hypericum malatyanum subsp. malatyanum in habitat (photo by Hasan Yıldırım).Published as part of Özgişi, Kurtuluş & Ocak, Atila, 2021, A new taxon of Hypericum (Hypericaceae) from southeastern Turkey, pp.
Ocak, Atila, Özgişi, Kurtuluş
core   +1 more source

FIGURE 1 in A new taxon of Hypericum (Hypericaceae) from southeastern Turkey

open access: yes, 2021
FIGURE 1. Hypericum malatyanum subsp. nurhakense subsp. nov. in habitat.Published as part of Özgişi, Kurtuluş & Ocak, Atila, 2021, A new taxon of Hypericum (Hypericaceae) from southeastern Turkey, pp.
Ocak, Atila, Özgişi, Kurtuluş
core   +1 more source

Impact of Soil on Biomass Yield and Accumulation of Lipophilic Secondary Metabolites in Four Hypericum Species

open access: yesAgriculture
The genus Hypericum is a widely distributed ornamental and therapeutic herb known for its diverse bioactive compounds, including xanthones. The levels of secondary metabolites in plants are influenced by the specific plant part, agronomic conditions, and
Ieva Miķelsone   +5 more
doaj   +1 more source

Leaf Morphological Responses to Serpentine Soils in Shikoku, Japan: A Review of Common Patterns and Developmental Diversity

open access: yesEcological Research, Volume 41, Issue 6, November 2026.
We compared multiple woody and herbaceous plants growing on Japanese serpentine soils to identify common morphological responses. Leaves were generally smaller or thinner, and stomatal traits changed differently between woody and herbaceous species, reflecting low water retention.
Shiba Masayuki   +5 more
wiley   +1 more source

Rare Prenyllipids in Wild St. John’s Wort During Three Harvest Seasons

open access: yesMolecules
St. John’s wort (Hypericum perforatum) is a medicinal plant known for its bioactive compounds, including tocopherols and tocotrienols, which possess antioxidant and anti-inflammatory properties.
Paweł Górnaś, Aleksander Siger
doaj   +1 more source

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