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Reynoutria japonica, synonyms Fallopia japonica and Polygonum cuspidatum, is a species of herbaceous perennial plant in the knotweed and buckwheat family Polygonaceae. [1] [2] Common names include Japanese knotweed [2] and Asian knotweed. [3]
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 ...
Japanese knotweed (Reynoutria japonica), native to Asia, is one of the most damaging invasive alien plants in the world. [3] It became her major research focus and led to publication of a groundbreaking analysis of the history and distribution of this invasive weed in 1977. [4]
Persicaria longiseta is a species of flowering plant in the knotweed family known by the common names Oriental lady's thumb, bristly lady's thumb, Asiatic smartweed, long-bristled smartweed, low smartweed, Asiatic waterpepper, bristled knotweed, bunchy knotweed, and tufted knotweed.
Reynoutria japonica or Japanese knotweed, a highly invasive species in Europe and North America Index of plants with the same common name This page is an index of articles on plant species (or higher taxonomic groups) with the same common name ( vernacular name).
Illustration from the Japanese agricultural encyclopedia Seikei Zusetsu (1804) Persicaria is a genus of herbaceous flowering plants in the knotweed family, Polygonaceae. Plants of the genus are known commonly as knotweeds [2]: 436 or smartweeds. [3] It has a cosmopolitan distribution, with species occurring nearly worldwide.
Date/Time Thumbnail Dimensions User Comment; current: 03:21, 10 September 2021: 3,264 × 2,448 (7.56 MB): Daniel Case {{Information |Description=Japanese knotweed growing on the shore of {{w|Esopus Creek}} near the former hamlet of Beechford, NY, USA, just north of Boiceville.
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