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Hederagenin is the aglycone part of numerous saponins found in Hedera helix (common ivy), the most prevalent of these being hederacoside C and alpha-hederin. It is also one of three primary triterpenoids extracted from the Chenopodium quinoa plant categorized by the EPA as a biopesticide . [ 1 ]
Hedera helix adult leaves and unripe berries in Ayrshire, Scotland. On level ground ivies remain creeping, not exceeding 5–20 cm height, but on surfaces suitable for climbing, including trees, natural rock outcrops or man-made structures such as quarry rock faces or built masonry and wooden structures, they can climb to at least 30 m above the ground.
Hedera helix, the common ivy, European ivy, King's Choice ivy, or just ivy, is a species of flowering plant in the family Araliaceae. It is native to most of Europe and parts of western Asia. Ivy is a clinging evergreen vine that grows on tree trunks, walls, and fences in gardens, waste spaces, and wild habitats. Ivy is popular as an ornamental ...
In botanical nomenclature, "name" always refers to the whole name (of a species or otherwise), whereas in zoological nomenclature it can refer to either part of the binomen. Thus Hedera helix (common ivy, English ivy) is the name of the species; Hedera is the name of the genus; but helix is called the specific epithet, not the specific name. [2]
Ivy usually refers to any plant species in the genus Hedera, in the family Araliaceae - notably common ivy Hedera helix. Ivy may also refer to other plant species:- Boston ivy Parthenocissus tricuspidata; cape ivy Senecio angulatus and Senecio tamoides; coliseum ivy, Kenilworth ivy, Oxford ivy, Cymbalaria muralis; devil's ivy Epipremnum aureum
The binomial name often reflects limited knowledge or hearsay about a species at the time it was named. For instance Pan troglodytes, the chimpanzee, and Troglodytes troglodytes, the wren, are not necessarily cave-dwellers. Sometimes a genus name or specific descriptor is simply the Latin or Greek name for the animal (e.g. Canis is Latin for ...
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The name may be displayed with or without a space after the × symbol. × Fatshedera lizei was created by crossing Fatsia japonica 'Moserii' (Moser's Japanese fatsia, the seed parent) and Hedera helix (common ivy, the pollen parent) at the Lizé Frères tree nursery at Nantes in France in 1912. Its generic name is derived from the names of the ...