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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-flavored version of buckwheat honey (a related plant also in the Polygonaceae).
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.
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]
Reynoutria sachalinensis, the giant knotweed or Sakhalin knotweed, (syns. Polygonum sachalinense , Fallopia sachalinensis ) is a species of Fallopia native to northeastern Asia in northern Japan ( Hokkaidō , Honshū ) and the far east of Russia ( Sakhalin and the southern Kurile Islands ).
Reynoutria multiflora is a herbaceous perennial vine growing to 2–4 m (6 ft 7 in – 13 ft 1 in) tall from a woody tuber.The leaves are 3–7 cm (1.2–2.8 in) long and 2–5 cm (0.79–1.97 in) broad, broad arrowhead-shaped, with an entire margin.
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).
Bohemian knotweed is a nothospecies that is a cross between Japanese knotweed and giant knotweed.It has been documented as occurring in the wild in Japan. [1] The scientific name is accepted to be Reynoutria × bohemica, [2] but it may also be referred to as Fallopia × bohemica and Polygonum × bohemicum.
Black swallow-wort and Japanese knotweed invasive species advisory sign in Lake Allen, Cambridge Township, Michigan. The first sighting of Vincetoxicum nigrum in North America was recorded in Ipswich, Massachusetts in 1854. In 1864, a plant collector recorded that it was "escaping from the botanical garden where it is a weed promising to be ...