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Reynoutria is a genus of flowering plants in the Polygonaceae, also known as the knotweed or buckwheat family.The genus is native to eastern China, Eastern Asia and the Russian Far East, although species have been introduced to Europe and North America. [1]
A variegated variety of Japanese knotweed, used as a landscape plant. Japanese knotweed flowers are valued by some beekeepers as an important source of nectar for honeybees, at a time of year when little else is flowering. Japanese knotweed yields a monofloral honey, usually called bamboo honey by northeastern U.S. beekeepers, like a mild ...
Reynoutria sachalinensis is a herbaceous perennial plant growing to 2–4 m (79–157 in) tall, with strong, extensively spreading rhizomes forming large clonal colonies. The leaves are some of the largest in the family, up to 15–40 cm (6–15.5 in) long and 10–28 cm (4–11 in) broad, nearly heart-shaped, with a somewhat wavy, crenate margin.
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Polygonum californicum is a species of flowering plant in the buckwheat family known by the common name California knotweed. It is native to the west coast of the United States from Washington , Oregon , and northern and central California in the Coast Ranges and Sierra Nevada foothills as far south as Napa and Tulare Counties .
Polygonum is a genus of about 130 species of flowering plants in the buckwheat and knotweed family Polygonaceae. Common names include knotweed and knotgrass (though the common names may refer more broadly to plants from Polygonaceae). In the Middle English glossary of herbs Alphita (c. 1400–1425), it was known as ars-smerte.
In the UK, the plant was first introduced in 1839, at the same time as giant hogweed and Japanese knotweed. [ 20 ] [ 21 ] These plants were all promoted at the time as having the virtues of "herculean proportions" and "splendid invasiveness" which meant that ordinary people could buy them for the cost of a packet of seeds to rival the expensive ...
Horny goat weed is perhaps the most literally named supplement of all time. Centuries ago, when Chinese farmers noticed that goats seen eating the herb later seemed to be unusually "in the mood ...