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Acanthus mollis is a leafy, clump-forming perennial herb with tuberous roots. It has a basal rosette of dark glossy green, lobed or divided, glabrous leaves 50 cm (20 in) long and 30 cm (12 in) wide on a petiole 20–30 cm (7.9–11.8 in) long. The flowers are borne on an erect spike up to 200 cm (79 in) tall emerging from the leaf rosette.
Tragopogon porrifolius is a plant cultivated for its ornamental flower and edible root. It also grows wild in many places and is one of the most widely known species of the salsify genus, Tragopogon. It is commonly known as purple or common salsify, oyster plant, vegetable oyster, Jerusalem star, [ 5] Jack go to bed, [ 6] or simply salsify ...
Pseudopodospermum hispanicum, commonly known as black salsify or Spanish salsify, also known as black oyster plant, serpent root, viper's herb, viper's grass or simply scorzonera, is a perennial species of plant in the sunflower family ( Asteraceae ), cultivated as a root vegetable in the same way as purple salsify ( Tragopogon porrifolius ...
Oyster plant is a common name used for various flowering plants, including: Acanthus mollis, (also called bear's breeches), native to the Mediterranean. Mertensia maritima (also called oysterleaf), native to Europe and North America with leaves said to taste like oysters. Scorzonera hispanica (also called black salsify), cultivated for its dark ...
Viola tricolor is a common European wild flower, growing as an annual or short-lived perennial.The species is also known as wild pansy, Johnny Jump up (though this name is also applied to similar species such as the yellow pansy), heartsease, heart's ease, heart's delight, tickle-my-fancy, Jack-jump-up-and-kiss-me, come-and-cuddle-me, three faces in a hood, love-in-idleness, and pink of my john.
In botany, stolons are plant stems which grow at the soil surface or just below ground that form adventitious roots at the nodes, and new plants from the buds. [ 1][ 2] Stolons are often called runners. Rhizomes, in contrast, are root-like stems that may either grow horizontally at the soil surface or in other orientations underground. [ 1]
Stromanthe sanguinea is a plant species in the arrowroot family Marantaceae, native to the Brazilian rainforest. It is a common houseplant in temperate climates, valued for its striking variegated leaves with purple undersides. It can grow outside in a humid tropical climate, but needs light shade in the afternoon and must be protected from ...
The taxonomy of the Orchidaceae ( orchid family) has evolved slowly during the last 250 years, starting with Carl Linnaeus who in 1753 recognized eight genera. [ 2] De Jussieu recognized the Orchidaceae as a separate family in his Genera Plantarum in 1789. [ 3] Olof Swartz recognized 25 genera in 1800. [ 4]