Xanthium strumarium

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Xanthium strumarium
Light:Full Sun
Moisture:Xeric Mesic
Hardiness:7
Soil pH:5.6-8.4
Self Pollinated
Height:2'
Width:1'
Blooms:Mid Summer-Mid Fall
Edible Rating:PFAF Edibility Rating
Medicinal Rating:PFAF Medicinal Rating
Tea:Yes
Poisonous

Xanthium strumarium (common name: cocklebur)

Propagation: Seed - sow spring or autumn in situ[1]. The seed requires plenty of moisture in order to germinate.

Cultivation: Requires a sunny position, succeeding in most soils. Prefers a poor dry soil[1].

Hardy to about -15°c[1].

Plants often self sow and in some parts of the world have become noxious weeds[1].

Range: A cosmopolitan plant, a locally established casual in Britain[2].

Habitat: River banks, lake shores, cultivated ground and pastures[3].

Edibility: Leaves and young plants - cooked[4][5][6]. They must be thoroughly boiled and then washed[7]. Caution is advised, the plant is probably poisonous[8].

Seed - raw or cooked[9]. It can be used as a piñole[10]. The seed can be ground into a powder and mixed with flour for making bread, cakes etc[5][10]. The seed contains about 36.7% protein, 38.6% fat, 5.2% ash[7]. It also contains a glycoside[7] and is probably poisonous.

Medicinal: The leaves and root are anodyne, antirheumatic, appetizer, diaphoretic, diuretic, emollient, laxative and sedative[11][12][13][14]. The plant is considered to be useful in treating long-standing cases of malaria[15] and is used as an adulterant for Datura stramonium[11]. An infusion of the plant has been used in the treatment of rheumatism, diseased kidneys and tuberculosis[10]. It has also been used as a liniment on the armpits to reduce perspiration[10].

The fruits contain a number of medically active compounds including glycosides and phytosterols[16]. They are anodyne, antibacterial, antifungal, antimalarial, antirheumatic, antispasmodic, antitussive, cytotxic, hypoglycaemic and stomachic[1][16]. They are used internally in the treatment of allergic rhinitis, sinusitis, catarrh, rheumatism, rheumatoid arthritis, constipation, diarrhoea, lumbago, leprosy and pruritis[1][10]. They are also used externally to treat pruritis[1]. The fruits are harvested when ripe and dried for later use[1].

The root is a bitter tonic and febrifuge[15]. It has historically been used in the treatment of scrofulous tumours[14]. A decoction of the root has been used in the treatment of high fevers and to help a woman expel the afterbirth[10].

A decoction of the seeds has been used in the treatment of bladder complaints[10]. A poultice of the powdered seed has been applied as a salve on open sores[10].

Usage: The dried leaves are a source of tannin[17].

A yellow dye is obtained from the leaves[13].

The seed powder has been used as a blue body paint[10].

The dried plant repels weevils from stored wheat grain[13].

The seed contains an essential oil[18].

Pollinators: Insects

Soil: Can grow in light, medium, and heavy soils.

Seed Ripens: Late Summer-Mid Fall

Flower Type: Monoecious

Known Hazards: Poisonous[19][20]. Most members of this genus are toxic to grazing animals and are usually avoided by them[14]. The seed also contains toxins[14].

Also Known As: X. canadense. Mill.

Links

References

  1. 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 Bown, Deni. Royal Horticultural Society Encyclopaedia of Herbs and Their Uses. Dorling Kindersley, 1995.
  2. Clapham, Arthur and Tom Tootin, Edmund Warburg. Flora of the British Isles. Cambridge University Press, 1962.
  3. Tutin, Tom et al.. Flora Europaea. Cambridge University Press, 1964.
  4. Hedrick, Ulysses. Sturtevant's Edible Plants of the World. Dover Publications, 1972.
  5. 5.0 5.1 Tanaka, Tyōzaburō. Tanaka's Cyclopaedia of Edible Plants of the World. Keigaku Publishing, 1976.
  6. Kunkel, Günther. Plants for Human Consumption. Koeltz Scientific Books, 1984.
  7. 7.0 7.1 7.2 Read, Bernard. Famine Foods Listed in the Chiu Huang Pen Ts'ao. Taipei Southern Materials Centre, 1977.
  8. Duke, James and Edward Ayensu. Medicinal Plants of China. Reference Publications, 1985.
  9. Davis, Ray and Frank Craighead. A Field Guide to Rocky Mountain Wildflowers. The Riverside Press, 1963.
  10. 10.0 10.1 10.2 10.3 10.4 10.5 10.6 10.7 10.8 Moerman, Daniel. Native American Ethnobotany. Timber Press, 1998.
  11. 11.0 11.1 Usher, George. A Dictionary of Plants Used by Man. Constable, 1974.
  12. Revolutionary Health Committee of Hunan Province. A Barefoot Doctors Manual. Running Press.
  13. 13.0 13.1 13.2 Stuart, George. Chinese Materia Medica. Taipei Southern Materials Centre.
  14. 14.0 14.1 14.2 14.3 Foster, Steven and Billy Tatum. Medicinal Plants of Eastern and Central North America. Houghton Mifflin, 1990.
  15. 15.0 15.1 Chopra, R. Glossary of Indian Medicinal Plants. Council of Scientific and Industrial Research, New Delhi, 1986.
  16. 16.0 16.1 Medicinal Plants in the Republic of Korea. World Health Organisation, 1998.
  17. Singh, Gurcharan and Premnath Kachroo. Forest Flora of Srinagar. Bishen Singh Mahendra Pal Singh, 1976.
  18. Manandhar, Narayan. Plants and People of Nepal. Timber Press, 2002.
  19. Frohne, Dietrich and Hans Pfänder. J. A Colour Atlas of Poisonous Plants. Timber Press, 1984.
  20. Cooper, Marion. Poisonous Plants in Britain and their Effects on Animals and Man. The Stationery Office, 1984.