|
Propelargonidin
Propelargonidins are a type of condensed tannins formed from epiafzelechin. They yield pelargonidin when depolymerized under oxidative conditions. Propelargonidins can be found in the rhizomes of the fern '' Drynaria fortunei'', in buckwheat (''Fagopyrum esculentum Buckwheat (''Fagopyrum esculentum''), or common buckwheat, is a flowering plant in the knotweed family Polygonaceae cultivated for its grain-like seeds and as a cover crop. The name "buckwheat" is used for several other species, such as '' Fag ...''), in the edible halophyte '' Mesembryanthemum edule''. Examples * Geranins A and B, dimers found in ''Geranium niveum'' * Selligueain A, a trimer found in the rhizome of ''Selliguea feei'' * the trimeric propelargonidin epiafzelechin-(4β→8)-epiafzelechin-(4β→8)-4′-O-methyl-(−)-epigallocatechin can be isolated from the stem bark of '' Heisteria pallida''.A trimeric propelargonidin from stem bark of Heisteria pallida. Verena Dirsch, András Neszmélyia and ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Drynaria Fortunei
''Aglaomorpha fortunei'', commonly known as gu-sui-bu, is a species of basket fern of the family (biology), family Polypodiaceae. The plant is native to Eastern Asia, including eastern China. It is used in traditional Chinese medicine. This species is also more frequently cited by Asian studies by its synonym (biology), synonym, ''Drynaria fortunei''; however, this is an Nomen illegitimum, illegitimate name, the correct name in the genus ''Drynaria'' being ''Drynaria roosii''. Description ''Aglaomorpha fortunei'' is an epiphytic (growing on trees) or epipetric (growing on rocks) plant. Like other species of ''Aglaomorpha (plant), Aglaomorpha'', they possess two frond types – a fertile foliage frond and a sterile nest frond. Sterile nest fronds are rounded shallowly-lobed reddish-brown fronds overlapping each other. They bear no Sorus, sori and form a 'basket' characteristic of the genus. The fertile fronds are larger and deeply lobed. They bear 1 to 3 sori arranged on both ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |