Results 31 to 40 of about 6,194 (217)

Leaf phytognostic characters of six species of Hypericum L. (Hypericaceae) [PDF]

open access: yes, 2017
Most of the studies on Hypericum genus deals with the phytochemical and pharmacological properties and the morphoanatomical data are scarce, although sometimes some species are poorly identified.
Monteiro, Ana, Teixeira, Generosa
core   +1 more source

Triadenum breviflorum (Hypericaceae): First report in Korea [PDF]

open access: yesKorean Journal of Plant Taxonomy, 2011
Triadenum breviflorum (Wallich ex Dyer) Y. Kimura in Nakai & Honda (Hypericaceae), previously known only in northeast India, China and Taiwan, was found in a few wetlands of Jeju Island in 2008. Additionally, some images online of T. breviflorum suggest that it exists in other places on the Korean peninsula but that it has been misidentified as ...
Ji Hyeon So   +2 more
openaire   +1 more source

Essential Oil and Volatile Components of the Genus (Hypericaceae)

open access: yesNatural Product Communications, 2010
The flowering plant genus Hypericum (Hypericaceae) contains the well-known medicinally valuable species Hypericum perforatum (common St. John's wort).
Sara L. Crockett
doaj   +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

Extraction, Characterization and Incorporation of Hypericum scruglii Extract in Ad Hoc Formulated Phospholipid Vesicles Designed for the Treatment of Skin Diseases Connected with Oxidative Stress

open access: yesPharmaceutics, 2020
An extract of Hypericum scruglii, an endangered endemic plant of Sardinia (Italy), was prepared and characterized. It was loaded in special phospholipid vesicles, glycerosomes, which were modified by adding maltodextrin (glucidex) and a polymer (gelatin ...
Mohamad Allaw   +13 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  

A step into the shadows: Evolutionary shifts in fruit structure and dispersal strategies in Asian mycoheterotrophic Ericaceae

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
This study examines how the fruits of non‐photosynthetic forest plants in the Monotropoideae (Ericaceae) have evolved into the diversity observed today. By analyzing four Asian species, we identified a shift from dry, dehiscent fruits that release seeds into the air to fleshy, berry‐like fruits adapted for animal dispersal.
Alexey N. Sorokin   +9 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

INDEPENDENT ORIGINATION OF FLORAL ZYGOMORPHY, A PREDICTED ADAPTIVE RESPONSE TO POLLINATORS: DEVELOPMENTAL AND GENETIC MECHANISMS [PDF]

open access: yes, 2016
Observations of floral development indicate that floral organ initiation in pentapetalous flowers more commonly results in a medially positioned abaxial petal (MAB) than in a medially positioned adaxial petal (MAD), where the medial plane is defined by ...
Bukhari, Ghadeer, Zhang, Wenheng
core   +1 more source

Metabarcoding of Pollen Carried by Syrphids Reveals Novel Plant–Pollinator Interactions in a Protected Natural Area and Agricultural Sites

open access: yesEntomologia Experimentalis et Applicata, EarlyView.
Using DNA metabarcoding, this study investigates pollen transported by syrphids (Syrphidae) in the Dolomiti Bellunesi National Park and agricultural sites in Northern Italy. The analysis reveals a high diversity of visited plant taxa, including previously undocumented plant–pollinator interactions.
Serena Magagnoli   +6 more
wiley   +1 more source

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