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Thalictrum flavum, known by the common names common meadow-rue, [2] [3] poor man's rhubarb, [4] and yellow meadow-rue, [5] is a flowering plant species in the family Ranunculaceae. It is a native to Caucasus and Russia ( Siberia ).
Darmera peltata, the Indian rhubarb or umbrella plant, is a flowering plant, the only species within the genus Darmera in the family Saxifragaceae. [2] It is a slowly spreading rhizomatous perennial native to mountain streamsides in woodland in the western United States (western Oregon to northwestern California), growing to 2 m (6 ft 7 in) tall by 1 m (3 ft 3 in) wide.
Rheum rhabarbarum was first described by Carl Linnaeus in 1753. [3] Linnaeus also described R. undulatum, but this is now considered to be the same species. [1]The name rha barbarum, Latin for 'foreign rha', was first used in the writings of Celsus, who uses the word to describe a valued medicinal root imported from the east.
The flowers are prickly and pink to purple in color. The flower heads are about 2 cm ( 3 ⁄ 4 in) wide, surrounded by a cluster of bracts . [ 5 ] [ 6 ] The outer bracts end in hooks causing a hook-and-loop effect after the flower head dries, when the bracts will attach to humans and animals to transport the seedhead.
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 .
Wild rhubarb may refer to several different plants: Arctium minus, native to Europe, in family Asteraceae; Ipomoea pandurata, herbaceous perennial vine named to North America, in family Convolvulaceae; Heracleum mantegazzianum, a toxic plant native to central Asia, in family Apiaceae; Rumex hymenosepalus, native to North America, in family ...
The Plant List (which was last updated in 2013) classified H. maximum, H. lanatum, and H. sphondylium subsp. montanum as distinct species. [13] [14] [15] According to both the Integrated Taxonomic Information System (ITIS) or the National Plant Germplasm System (NPGS), H. lanatum and H. maximum are synonyms for H. sphondylium subsp. montanum, [16] [17] a name proposed by Brummitt in 1971.
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.