Summary
Place of publication:
Proc. Amer. Acad. Arts 12:273. 1877
Verified:
08/18/2016
ARS Systematic Botanists.
Autonyms (not in current use), synonyms and invalid designations
Reference(s)
- CIBA-GEIGY, Basel, Switzerland. The CIBA-GEIGY Weed Tables. 1974
- Correll, D. S. & M. C. Johnston. Manual of the vascular plants of Texas. 1970
- Costea, M. & F. J. Tardif. 2003. The biology of Canadian weeds. 126. Amaranthus albus L., A. blitoides S. Watson and A. blitum L. Canad. J. Pl. Sci. 83:1039-1065.
- El-Hadidi, M. N. & M. S. Abdallah. Flora of Egypt. 1980-
- Erhardt, W. et al. Der große Zander: Enzyklopädie der Pflanzennamen. 2008
- FNA Editorial Committee. Flora of North America. 1993-
- Gleason, H. A. & A. Cronquist. Manual of vascular plants of northeastern United States and adjacent Canada, ed. 2. 1991
- Hickman, J. C., ed. The Jepson manual: higher plants of California. 1993
- Hitchcock, C. L. et al. Vascular plants of the Pacific Northwest. 1955-1969
- McGregor, R. L. et al. (The Great Plains Flora Association). Flora of the Great Plains. 1986
- Munro, D. B. Canadian poisonous plants information system (on-line resource).
- Porcher, M. H. et al. Searchable World Wide Web Multilingual Multiscript Plant Name Database (MMPND) (on-line resource).
- Scoggan, H. J. The flora of Canada, 4 vol. 1978-1979
- Standley, P. C. 1917. Amaranthaceae. North American flora ser. 1, 1905-1957; ser. 2, 1954-1972 21(2):115.
- Steyermark, J. A. Flora of Missouri. 1977
- Terrell, E. E. et al. Agric. Handb. no. 505. 1986
- Tutin, T. G. et al., eds. Flora europaea, second edition. 1993
- Whitson, T. D. et al., eds. Weeds of the West, ed. 5. 1999
- Wu Zheng-yi & P. H. Raven et al., eds. Flora of China (English edition). 1994-
Common names
English
matweed – matweed amaranth – prostrate amaranth – prostrate pigweed – German
westamerikanischer Fuchsschwanz – Transcribed Chinese
bei mei xian –
Distribution
| order_code | Status | Continent | Subcontinent | Country | State | Note |
| 1 | Native | Northern America | Eastern Canada | Canada | New Brunswick | |
| 1 | Native | Northern America | Eastern Canada | Canada | Newfoundland | |
| 1 | Native | Northern America | Eastern Canada | Canada | Nova Scotia | |
| 1 | Native | Northern America | Eastern Canada | Canada | Ontario | |
| 1 | Native | Northern America | Eastern Canada | Canada | Prince Edward Island | |
| 1 | Native | Northern America | Eastern Canada | Canada | Quebec | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Illinois | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Iowa | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Kansas | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Minnesota | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Missouri | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Nebraska | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | North Dakota | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Oklahoma | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | South Dakota | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Wisconsin | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Connecticut | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Indiana | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Maine | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Massachusetts | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Michigan | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | New Hampshire | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | New Jersey | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | New York | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Ohio | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Pennsylvania | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Rhode Island | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Vermont | |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | West Virginia | |
| 1 | Native | Northern America | Northwestern U.S.A. | United States | Colorado | |
| 1 | Native | Northern America | Northwestern U.S.A. | United States | Idaho | |
| 1 | Native | Northern America | Northwestern U.S.A. | United States | Montana | |
| 1 | Native | Northern America | Northwestern U.S.A. | United States | Oregon | |
| 1 | Native | Northern America | Northwestern U.S.A. | United States | Washington | |
| 1 | Native | Northern America | Northwestern U.S.A. | United States | Wyoming | |
| 1 | Native | Northern America | South-Central U.S.A. | United States | New Mexico | |
| 1 | Native | Northern America | South-Central U.S.A. | United States | Texas | |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Alabama | |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Arkansas | |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Delaware | |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | District of Columbia | |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Florida | |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Georgia | |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Kentucky | |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Louisiana | |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Maryland | |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Mississippi | |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | North Carolina | |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | South Carolina | |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Tennessee | |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Virginia | |
| 1 | Native | Northern America | Southwestern U.S.A. | United States | Arizona | |
| 1 | Native | Northern America | Southwestern U.S.A. | United States | California | |
| 1 | Native | Northern America | Southwestern U.S.A. | United States | Nevada | |
| 1 | Native | Northern America | Southwestern U.S.A. | United States | Utah | |
| 1 | Native | Northern America | Subarctic America | United States | Alaska | |
| 1 | Native | Northern America | Western Canada | Canada | Alberta | |
| 1 | Native | Northern America | Western Canada | Canada | British Columbia | |
| 1 | Native | Northern America | Western Canada | Canada | Manitoba | |
| 1 | Native | Northern America | Western Canada | Canada | Saskatchewan | |
| 4 | Naturalized | | | | | |
| 6 | Other | | | | | |
Native
Northern America
-
EASTERN CANADA:
Canada [New Brunswick, Newfoundland, Nova Scotia, Ontario, Prince Edward Island, Quebec]
-
NORTH-CENTRAL U.S.A.:
United States [Illinois, Iowa, Kansas, Minnesota, Missouri, Nebraska, North Dakota, Oklahoma, South Dakota, Wisconsin]
-
NORTHEASTERN U.S.A.:
United States [Connecticut, Indiana, Maine, Massachusetts, Michigan, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia]
-
NORTHWESTERN U.S.A.:
United States [Colorado, Idaho, Montana, Oregon, Washington, Wyoming]
-
SOUTH-CENTRAL U.S.A.:
United States [New Mexico, Texas]
-
SOUTHEASTERN U.S.A.:
United States [Alabama, Arkansas, Delaware, District of Columbia, Florida, Georgia, Kentucky, Louisiana, Maryland, Mississippi, North Carolina, South Carolina, Tennessee, Virginia]
-
SOUTHWESTERN U.S.A.:
United States [Arizona, California, Nevada, Utah]
-
SUBARCTIC AMERICA:
United States [Alaska]
-
WESTERN CANADA:
Canada [Alberta, British Columbia, Manitoba, Saskatchewan]
Naturalized
()
Other
()
Economic Uses
| Usage | Type | Note | Reference |
| Weed | potential seed contaminant | | CIBA-GEIGY, Basel, Switzerland. The CIBA-GEIGY Weed Tables. 1974 |
Cite as: USDA, Agricultural Research Service, National Plant Germplasm System.
2025. Germplasm Resources Information Network
(GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://ausgenebank.agriculture.vic.gov.au/gringlobal/taxon/taxonomydetail?id=101529.
Accessed 16 December 2025.