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ILRI Forage Genebank
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Taxon:
Reynoutria japonica
Houtt.
Nomenclature
Common Names
Distribution
Economic Uses
Summary
Genus:
Reynoutria
Family:
Polygonaceae
Subfamily:
Polygonoideae
Tribe:
Polygoneae
Nomen number:
400616
Place of publication:
Handl. pl.- kruidk. 8:639. 1773-1783
Verified:
10/28/2011
ARS Systematic Botanists.
Accessions:
0
(
0
active,
0
available)
in National Plant Germplasm System.
Other conspecific taxa
Autonyms (not in current use), synonyms and invalid designations
Homotypic Synonym(s)
Fallopia japonica
(Houtt.) Ronse Decr.
Fallopia japonica
(Houtt.) Ronse Decr. var.
japonica
Polygonum reynoutria
Makino
Heterotypic Synonym(s)
Polygonum cuspidatum
Siebold & Zucc.
Polygonum cuspidatum
Siebold & Zucc. var.
compactum
(Hook. f.) L. H. Bailey
Polygonum cuspidatum
Siebold & Zucc. var.
cuspidatum
No images
Reference(s)
Allan, H. H. B. et al.
1961-. Flora of New Zealand.
URL:
http://floraseries.landcareresearch.co.nz/pages/index.aspx
Czerepanov, S. K.
1995. Vascular plants of Russia and adjacent states (the former USSR) Cambridge University Press.
Galasso, G.
2011. Review of
Polygonaceae
data for
World Economic Plants
, ed. 2. pers. comm.
Greuter, W. et al., eds.
1984-. Med-Checklist.
Note:
=
Fallopia japonica
(Houtt.) Ronse Decr.
Hnatiuk, R. J.
1990. Census of Australian vascular plants. Australian Flora and Fauna Series No. 11.
Jalas, J. & J. Suominen.
1972-. Atlas florae europaeae.
Kartesz, J. T.
1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland.
Note:
=
Polygonum cuspidatum
Sieb. & Zucc.
Markle, G. M. et al., eds.
1998. Food and feed crops of the United States, ed. 2
Note:
=
Polygonum cuspidatum
Sieb. & Zucc.
Ohwi, J.
1965. Flora of Japan (Engl. ed.).
Note:
=
Polygonum cuspidatum
Sieb. & Zucc.
Ronse Decraene, L.-P. & J. R. Akeroyd.
1988. Generic limits in
Polygonum
and related genera (Polygonaceae) on the basis of floral characters. Bot. J. Linn. Soc. 98:369.
Note:
=
Fallopia japonica
(Houtt.) Ronse Decr.
Tutin, T. G. et al., eds.
1993. Flora europaea, ed. 2.
Wu Zheng-yi & P. H. Raven et al., eds.
1994-. Flora of China (English edition).
URL:
http://www.efloras.org/browse.aspx?flora_id=2
Note:
mentions
Common names
English
Japanese knotweed –
Reference(s)
Mexican-bamboo –
Reference(s)
German
japanischer Flügelknöterich –
Reference(s)
Japanese Rōmaji
itadori –
Reference(s)
Swedish
parkslide –
Reference(s)
rosenslide –
Reference(s)
Transcribed Chinese
hu zhang –
Reference(s)
Distribution
Exportable format
order_code
Status
Continent
Subcontinent
Country
State
Note
1
Native
Asia-Temperate
China
China
Anhui Sheng
1
Native
Asia-Temperate
China
China
Fujian Sheng
1
Native
Asia-Temperate
China
China
Gansu Sheng
n.
1
Native
Asia-Temperate
China
China
Guangdong Sheng
1
Native
Asia-Temperate
China
China
Guangxi Zhuangzu Zizhiqu
1
Native
Asia-Temperate
China
China
Guizhou Sheng
1
Native
Asia-Temperate
China
China
Hainan Sheng
1
Native
Asia-Temperate
China
China
Henan Sheng
1
Native
Asia-Temperate
China
China
Hubei Sheng
1
Native
Asia-Temperate
China
China
Hunan Sheng
1
Native
Asia-Temperate
China
China
Jiangsu Sheng
1
Native
Asia-Temperate
China
China
Jiangxi Sheng
1
Native
Asia-Temperate
China
China
Shaanxi Sheng
n.
1
Native
Asia-Temperate
China
China
Shandong Sheng
1
Native
Asia-Temperate
China
China
Sichuan Sheng
1
Native
Asia-Temperate
China
China
Yunnan Sheng
1
Native
Asia-Temperate
China
China
Zhejiang Sheng
1
Native
Asia-Temperate
Eastern Asia
Japan
Hokkaidô
s.w.
1
Native
Asia-Temperate
Eastern Asia
Japan
Honshu
1
Native
Asia-Temperate
Eastern Asia
Japan
Kyushu
1
Native
Asia-Temperate
Eastern Asia
Japan
Ryukyu Islands
1
Native
Asia-Temperate
Eastern Asia
Japan
Shikoku
1
Native
Asia-Temperate
Eastern Asia
Korea, South
1
Native
Asia-Temperate
Eastern Asia
Taiwan
2
Cultivated
also cult.
4
Naturalized
Australasia
Australia
Australia
4
Naturalized
Australasia
New Zealand
New Zealand
North Island
4
Naturalized
Australasia
New Zealand
New Zealand
South Island
4
Naturalized
Europe
Eastern Europe
Belarus
4
Naturalized
Europe
Eastern Europe
Latvia
4
Naturalized
Europe
Eastern Europe
Lithuania
4
Naturalized
Europe
Eastern Europe
Ukraine
4
Naturalized
Europe
Middle Europe
Austria
4
Naturalized
Europe
Middle Europe
Belgium
4
Naturalized
Europe
Middle Europe
Czech Republic
4
Naturalized
Europe
Middle Europe
Germany
4
Naturalized
Europe
Middle Europe
Hungary
4
Naturalized
Europe
Middle Europe
Netherlands
4
Naturalized
Europe
Middle Europe
Poland
4
Naturalized
Europe
Middle Europe
Slovakia
4
Naturalized
Europe
Middle Europe
Switzerland
4
Naturalized
Europe
Northern Europe
Denmark
4
Naturalized
Europe
Northern Europe
Finland
s.
4
Naturalized
Europe
Northern Europe
Ireland
4
Naturalized
Europe
Northern Europe
Norway
s.
4
Naturalized
Europe
Northern Europe
Sweden
s.
4
Naturalized
Europe
Northern Europe
United Kingdom
4
Naturalized
Europe
Southeastern Europe
Bulgaria
4
Naturalized
Europe
Southeastern Europe
Italy
n.
4
Naturalized
Europe
Southeastern Europe
Romania
4
Naturalized
Europe
Southeastern Europe
Slovenia
4
Naturalized
Europe
Southwestern Europe
France
4
Naturalized
Europe
Southwestern Europe
Portugal
n.
4
Naturalized
Europe
Southwestern Europe
Spain
n.
4
Naturalized
Northern America
Eastern Canada
Canada
New Brunswick
4
Naturalized
Northern America
Eastern Canada
Canada
Newfoundland and Labrador
4
Naturalized
Northern America
Eastern Canada
Canada
Nova Scotia
4
Naturalized
Northern America
Eastern Canada
Canada
Ontario
4
Naturalized
Northern America
Eastern Canada
Canada
Prince Edward Island
4
Naturalized
Northern America
Eastern Canada
Canada
Québec
4
Naturalized
Northern America
Eastern Canada
St. Pierre and Miquelon
4
Naturalized
Northern America
North-Central U.S.A.
United States
Illinois
4
Naturalized
Northern America
North-Central U.S.A.
United States
Iowa
4
Naturalized
Northern America
North-Central U.S.A.
United States
Kansas
4
Naturalized
Northern America
North-Central U.S.A.
United States
Minnesota
4
Naturalized
Northern America
North-Central U.S.A.
United States
Missouri
4
Naturalized
Northern America
North-Central U.S.A.
United States
Nebraska
4
Naturalized
Northern America
North-Central U.S.A.
United States
Oklahoma
4
Naturalized
Northern America
North-Central U.S.A.
United States
South Dakota
4
Naturalized
Northern America
North-Central U.S.A.
United States
Wisconsin
4
Naturalized
Northern America
Northeastern U.S.A.
United States
Connecticut
4
Naturalized
Northern America
Northeastern U.S.A.
United States
Indiana
4
Naturalized
Northern America
Northeastern U.S.A.
United States
Maine
4
Naturalized
Northern America
Northeastern U.S.A.
United States
Massachusetts
4
Naturalized
Northern America
Northeastern U.S.A.
United States
Michigan
4
Naturalized
Northern America
Northeastern U.S.A.
United States
New Hampshire
4
Naturalized
Northern America
Northeastern U.S.A.
United States
New Jersey
4
Naturalized
Northern America
Northeastern U.S.A.
United States
New York
4
Naturalized
Northern America
Northeastern U.S.A.
United States
Ohio
4
Naturalized
Northern America
Northeastern U.S.A.
United States
Pennsylvania
4
Naturalized
Northern America
Northeastern U.S.A.
United States
Rhode Island
4
Naturalized
Northern America
Northeastern U.S.A.
United States
Vermont
4
Naturalized
Northern America
Northeastern U.S.A.
United States
West Virginia
4
Naturalized
Northern America
Northwestern U.S.A.
United States
Colorado
4
Naturalized
Northern America
Northwestern U.S.A.
United States
Idaho
4
Naturalized
Northern America
Northwestern U.S.A.
United States
Montana
4
Naturalized
Northern America
Northwestern U.S.A.
United States
Oregon
4
Naturalized
Northern America
Northwestern U.S.A.
United States
Washington
4
Naturalized
Northern America
Southeastern U.S.A.
United States
Arkansas
4
Naturalized
Northern America
Southeastern U.S.A.
United States
Delaware
4
Naturalized
Northern America
Southeastern U.S.A.
United States
District of Columbia
4
Naturalized
Northern America
Southeastern U.S.A.
United States
Georgia
4
Naturalized
Northern America
Southeastern U.S.A.
United States
Kentucky
4
Naturalized
Northern America
Southeastern U.S.A.
United States
Louisiana
4
Naturalized
Northern America
Southeastern U.S.A.
United States
Maryland
4
Naturalized
Northern America
Southeastern U.S.A.
United States
Mississippi
4
Naturalized
Northern America
Southeastern U.S.A.
United States
North Carolina
4
Naturalized
Northern America
Southeastern U.S.A.
United States
South Carolina
4
Naturalized
Northern America
Southeastern U.S.A.
United States
Tennessee
4
Naturalized
Northern America
Southeastern U.S.A.
United States
Virginia
4
Naturalized
Northern America
Southwestern U.S.A.
United States
California
4
Naturalized
Northern America
Southwestern U.S.A.
United States
Utah
4
Naturalized
Northern America
Subarctic America
United States
Alaska
4
Naturalized
Northern America
Western Canada
Canada
British Columbia
4
Naturalized
Northern America
Western Canada
Canada
Manitoba
4
Naturalized
Southern America
Southern South America
Chile
Native
Asia-Temperate
CHINA:
China
[Anhui Sheng, Zhejiang Sheng, Fujian Sheng, Henan Sheng, Hunan Sheng, Hubei Sheng, Gansu Sheng (n.), Jiangxi Sheng, Jiangsu Sheng, Guangdong Sheng, Guizhou Sheng, Shandong Sheng, Shaanxi Sheng (n.), Sichuan Sheng, Yunnan Sheng, Guangxi Zhuangzu Zizhiqu, Hainan Sheng]
EASTERN ASIA:
Japan
[Hokkaidô (s.w.), Honshu, Kyushu, Ryukyu Islands, Shikoku],
Korea, South
,
Taiwan
Cultivated
(also cult.)
Naturalized
Australasia
AUSTRALIA:
Australia
NEW ZEALAND:
New Zealand
[North Island, South Island]
Europe
NORTHERN EUROPE:
Denmark
,
Finland
(s.),
United Kingdom
,
Ireland
,
Norway
(s.),
Sweden
(s.)
MIDDLE EUROPE:
Austria
,
Belgium
,
Switzerland
,
Czech Republic
,
Germany
,
Hungary
,
Netherlands
,
Poland
,
Slovakia
EASTERN EUROPE:
Belarus
,
Lithuania
,
Latvia
,
Ukraine
SOUTHEASTERN EUROPE:
Bulgaria
,
Italy
(n.),
Romania
,
Slovenia
SOUTHWESTERN EUROPE:
Spain
(n.),
France
,
Portugal
(n.)
Northern America
SUBARCTIC AMERICA:
United States
[Alaska]
EASTERN CANADA:
Canada
[Québec, Nova Scotia, Ontario, Prince Edward Island, New Brunswick, Newfoundland and Labrador],
St. Pierre and Miquelon
WESTERN CANADA:
Canada
[Manitoba, British Columbia]
NORTHEASTERN U.S.A.:
United States
[Connecticut, Indiana, Maine, Massachusetts, Michigan, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia]
NORTH-CENTRAL U.S.A.:
United States
[Illinois, Iowa, Kansas, Minnesota, Missouri, Nebraska, Oklahoma, South Dakota, Wisconsin]
NORTHWESTERN U.S.A.:
United States
[Colorado, Idaho, Montana, Oregon, Washington]
SOUTHEASTERN U.S.A.:
United States
[Arkansas, Delaware, Georgia, Kentucky, Louisiana, Maryland, Mississippi, North Carolina, South Carolina, Tennessee, Virginia, District of Columbia]
SOUTHWESTERN U.S.A.:
United States
[California, Utah]
Southern America
SOUTHERN SOUTH AMERICA:
Chile
Economic Uses
Usage
Type
Note
Reference
Animal food
fodder
as
Fallopia japonica
Hanelt, P., ed.
2001. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6
URL:
http://mansfeld.ipk-gatersleben.de/pls/htmldb_pgrc/f?p=185:3:2422827336895397#
Environmental
ornamental
as
Fallopia japonica
Weber, E.
2003. Invasive plant species of the world: a reference guide to environmental weeds
Environmental
ornamental
as
Fallopia japonica
FNA Editorial Committee.
1993-. Flora of North America.
URL:
http://floranorthamerica.org/
Note:
=
Fallopia japonica
(Houtt.) Ronse Decr.
Human food
vegetable
as
Polygonum cuspidatum
Markle, G. M. et al., eds.
1998. Food and feed crops of the United States, ed. 2
Medicines
folklore
as
Fallopia japonica
Duke, J. A. et al.
2002. CRC Handbook of medicinal herbs
Medicines
folklore
as
Polygonum cuspidatum
Leung, A. Y. & S. Foster.
1996. Encyclopedia of common natural ingredients used in food, drugs, and cosmetics, ed. 2
Medicines
folklore
as
Polygonum cuspidatum
McGuffin, M., J. T. Kartesz, A. Y. Leung, & A. O. Tucker.
2000. Herbs of commerce, ed. 2 American Herbal Products Association, Silver Spring, Maryland.
Vertebrate poisons
mammals
as
Polygonum cuspidatum
Cooper, M. R. & A. W. Johnson.
1998. Poisonous plants and fungi in Britain: animal and human poisoning
Weed
potential seed contaminant
as
Fallopia japonica
Weber, E.
2003. Invasive plant species of the world: a reference guide to environmental weeds
Weed
potential seed contaminant
as
Fallopia japonica
FNA Editorial Committee.
1993-. Flora of North America.
URL:
http://floranorthamerica.org/
Weed
potential seed contaminant
as
Polygonum cuspidatum
Campbell, F. T., ed.
1995. Report of National Coalition of Exotic Plant Pest Councils (unpublished draft)
Note:
=
Fallopia japonica
(Houtt.) Ronse Decr.
Name
References