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Rhubarb is the fleshy, edible stalks of species and hybrids (culinary rhubarb) of Rheum in the family Polygonaceae, which are cooked and used for food. [2] The plant is a herbaceous perennial that grows from short, thick rhizomes .
Rheum rhabarbarum is a species of flowering plant in the family Polygonaceae, native to a region stretching from southern Siberia to north and central China. [1] It has been harvested from the wild for centuries for its root, which was harvested for use as a popular medicine in Europe and Asia.
Rheum nobile, the Sikkim rhubarb [1] or noble rhubarb (पदमचाल), is a giant herbaceous plant native to the Himalaya, from northeastern Afghanistan, east through northern Pakistan and India (in Sikkim), Nepal, Bhutan, and Tibet to Myanmar, occurring in the alpine zone at 4000–4800 m altitude.
Mature rhubarb plants will send up towering flower stalks in early summer, with tight clusters of buds that open to pink flowers. You can let it flower if you wish, but if your goal is a large ...
The genus includes the vegetable [3] rhubarb. The species have large somewhat triangular shaped leaves with long, fleshy petioles. The flowers are small, greenish-white to rose-red, and grouped in large compound leafy inflorescences. Many rhubarb cultivars have been domesticated as medicinal plants and for human consumption.
The giant rhubarb, or Campos des Loges (Gunnera manicata), native to the Serra do Mar mountains of southeastern Brazil, is perhaps the largest species, with reniform or sub-reniform leaves typically 1.5 to 2.0 meters (4 ft 11 in to 6 ft 7 in) long, not including the thick, succulent petiole which may be up to 2.5 meters (8 feet 2 inches) in length.
It is commonly called Chinese rhubarb, [1] [2] ornamental rhubarb, [3] Turkey rhubarb [2] or East Indian rhubarb. [2] Rheum palmatum is a herbaceous perennial related to the edible rhubarb. It is primarily used in traditional medicine, and as an ornamental subject in the garden.
Arctium minus, commonly known as lesser burdock, [2] little burdock, louse-bur, common burdock, [3] button-bur, cuckoo-button, [3] or wild rhubarb, [4] is a biennial plant. This plant is native to Europe , [ 5 ] but has become introduced elsewhere such as Australia , North and South America , and other places.