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Polygonum pensylvanicum
| Common name: |
Pennsylvania Smartweed |
Family: |
Polygonaceae |
| Author: |
L. |
Botanical references: |
235, 274 |
| Synonyms: |
Persicaria pensylvanica ((L.)M.Gó mez.) |
| Known Hazards: |
None known |
| Range: |
Eastern N. America - Nova Scotia to Ontario, Minnesota, Florida and Texas. |
| Habitat: |
Waste ground in moist soils[235]. |
| Edibility Rating (1-5): |
0 | Medicinal Rating (1-5): | 1 |
| Other Possible Synonyms: | From various places across the web, may not be correct. See below. |
| P. bicorne[B,P]
P. longistylum[B,P]
P. longistylum var. omissum[B,P]
P. mexicanum[B]
P. mexicanum auct. non[P]
P. mississippiense[B,P]
P. mississippiense var. interius[B,P]
P. pensylvanicum var. durum[B,P]
P. pensylvanicum var. eglandulosum[B,P]
P. pensylvanicum var. genuinum[B,P]
P. pensylvanicum var. laevigatum[B,P]
P. pensylvanicum var. rosiflorum[B,P]
Persicaria bicornis[B,P]
Persicaria longistyla[B,P]
Persicaria mississippiensis[B,P]
Persicaria pensylvanica var. dura[B,P]
|
| Other Common Names: | From various places around the Web, may not be correct. See below. |
| Pennsylvania Smartweed [P], Pinkweed [B], |
| Systematics: | From a USDA Plants Database |
|
Order: Polygonales. Buckwheat family
|
| Noxious, Invasive and Injurious Weeds | From USDA PLANTS database, Weeds Australia
, DEFRA Injurious Weeds | | Listed as noxious/invasive for: USA Invasive. |
Physical Characteristics
Annual growing to 0.7m. . The flowers are hermaphrodite (have both male and female organs).
We rate it 0/5 for edibility and
1/5 for medicinal use.
The plant prefers light (sandy), medium (loamy) and heavy (clay) soils.
The plant prefers acid, neutral and basic (alkaline) soils.
It can grow in semi-shade (light woodland) or no shade.
It requires moist soil.
Edible Uses
None known
Medicinal Uses
Disclaimer
An infusion of the plant tops has been used in the treatment of
epilepsy[257].
An infusion of the leaves has been used to treat haemorrhages of blood from
the mouth and to aid postpartum healing[257].
The leaves have been used as a wipe on the anus in treating bloody
piles[257].
Other Uses
None known
Cultivation details
207058
222160
Propagation
Suppliers
For more details of plant suppliers please see our Suppliers Page which lists many more places to look.
Web References
References for the family Polygonaceae.
See the PFAF Links Pages for other sources.
Also try Photos and info from the The Plants Database which has 14,000 images.
[235] Britton. N. L. Brown. A. An Illustrated Flora of the Northern United States and Canada Dover Publications. New York. 1970 ISBN 0-486-22642-5
Reprint of a 1913 Flora, but still a very useful book.
[257] Moerman. D. Native American Ethnobotany Timber Press. Oregon. 1998 ISBN 0-88192-453-9
Very comprehensive but terse guide to the native uses of plants. Excellent bibliography, fully referenced to each plant, giving a pathway to further information. Not for the casual reader.
Readers Comments
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Bibliography
Plant information taken from the
Plants For A Future -
Species Database.
Copyright (c) 1997-2003.
WEB search engine by Rich Morris - Home Page- Contact Info
Blagdon Cross, Ashwater, Beaworthy, Devon, EX21 5DF, UK.
Website: www.pfaf.org Phone: 0845 458 4719/_44(0) 1208 872963 This page (UK) http://www.comp.leeds.ac.uk/cgi-bin/pfaf/arr_html?Polygonum+pensylvanicum
This page (US) http://www.ibiblio.org/pfaf/cgi-bin/arr_html?Polygonum+pensylvanicum
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