Polygonum aviculare: Difference between revisions
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==Herbalism and folklore== |
==Herbalism and folklore== |
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[[Nicholas Culpeper]] states that the plant is ruled astrologically by [[Saturn (astrology)|Saturn]] and [[Capricorn (astrology)|Capricorn]]. He also |
[[Nicholas Culpeper]] states that the plant is ruled astrologically by [[Saturn (astrology)|Saturn]] and [[Capricorn (astrology)|Capricorn]]. He also recommended knotweed to cure the spitting of blood. Modern herbalists use it to treat [[dysentery]], excessive menstrual flow, lung disorders, [[bronchitis]] and [[jaundice]], and [[gallstone|gall]] and [[kidney stones]].{{cn|date=November 2011}} Not all of these uses are supported by scientific evidence. The plant is an [[astringent]], [[coagulant]], [[diuretic]] and [[expectorant]].{{cn|date=November 2011}} |
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==Cuisine== |
==Cuisine== |
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Revision as of 05:28, 3 January 2012
| Common Knotgrass | |
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| Polygonum aviculare | |
| Scientific classification | |
| Kingdom: | |
| (unranked): | |
| (unranked): | |
| (unranked): | |
| Order: | |
| Family: | |
| Genus: | |
| Species: | P. aviculare
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| Binomial name | |
| Polygonum aviculare | |
Polygonum aviculare or Common Knotgrass is a plant related to buckwheat and dock. It is also called birdweed, pigweed and lowgrass. It is an annual found in fields and wasteland, with white flowers from June to October.
Herbalism and folklore
Nicholas Culpeper states that the plant is ruled astrologically by Saturn and Capricorn. He also recommended knotweed to cure the spitting of blood. Modern herbalists use it to treat dysentery, excessive menstrual flow, lung disorders, bronchitis and jaundice, and gall and kidney stones.[citation needed] Not all of these uses are supported by scientific evidence. The plant is an astringent, coagulant, diuretic and expectorant.[citation needed]
Cuisine
In Vietnam, where it is called rau đắng, it is widely used to prepare soup and hot pot, particularly in the South region.
Subspecies
- Polygonum aviculare subsp. aviculare
- Polygonum aviculare subsp. depressum (Meisn.) Arcang.
- Polygonum aviculare subsp. rurivagum (Jord. ex Boreau) Berher in Louis
References
- Howard, Michael. Traditional Folk Remedies, (Century, 1987); p. 162.
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