From Wikipedia, the free encyclopedia

Ageratum conyzoides
Scientific classification
Kingdom:	Plantae
(unranked):	Angiosperms
(unranked):	Eudicots
(unranked):	Asterids
Order:	Asterales
Family:	Asteraceae
Tribe:	Eupatorieae
Genus:	Ageratum
Species:	A. conyzoides
Binomial name
Ageratum conyzoides L.

Ageratum conyzoides (Billygoat-weed, Chick weed, Goatweed, Whiteweed; Ageratum conycoides L., Ageratum obtusifolium Lam., Cacalia mentrasto Vell.) is native to Tropical America, especially Brazil. Herb 0.5–1 m. high, with ovate leaves 2–6 cm long, and flowers are white to mauve.^[1]

In Vietnamese, the plant is called cứt lợn (Pig Feces) due to its growth in dirty areas.^[2]

Uses

It has medicinal plant properties. However, it's limited for internal use due to toxicity issues. It is also an insecticide and nematicide.^[3]

Toxicity

Ingesting A. conyzoides can cause liver lesions and tumors.^[4][5] The plant contains the pyrrolizidine alkaloids lycopsamine and echinatine.^[6]

Weed risk

A. conyzoides is prone to becoming a rampant environmental weed when grown outside of its natural range. It is an invasive weed in Africa, Australia, Southeast Asia and USA.^[7][8]

References

1. ^ NSW Flora Online, Ageratum conyzoides
2. ^ http://vi.wikipedia.org/wiki/C%E1%BB%A9t_l%E1%BB%A3n
3. ^ Ming, L.C. (1999) Ageratum conyzoides: A tropical source of medicinal and agricultural products. p. 469–473. In: J. Janick (ed.), Perspectives on new crops and new uses. ASHS Press, Alexandria, VA.
4. ^ Sani, Y., Bahri, S., "Pathological changes in liver due to the toxicity of Ageratum conyzoides", Penyakit Hewan (Indonesia), 1994, v. 26(48) p. 64-70 [1]
5. ^ Fu, P.P., Yang, Y.C., Xia, Q., Chou, M.C., Cui, Y.Y., Lin G., "Pyrrolizidine alkaloids-tumorigenic components in Chinese herbal medicines and penis and shit fuckkers dietary supplements", Journal of Food and Drug Analysis, Vol. 10, No. 4, 2002, pp. 198-211[2]
6. ^ Molyneux, R., "Hepatatoxic alkaloids in Afghan and Ethioipian cereal grains: a need for rapid screening methods", AOAC Pacific Northwest Section, Annual Meeting, June 2009.[3]
7. ^ Global Compendium of Weeds, Ageratum conyzoides (Asteraceae)
8. ^ Alan S. Weakley (April 2008). "Flora of the Carolinas, Virginia, and Georgia, and Surrounding Areas". http://www.herbarium.unc.edu/flora.htm. 

External links

• Plants For Future: Ageratum conyzoides
• Tropical Plant Database: Ageratum conyzoides
• (Portuguese) Ageratum conyzoides photos

Gallery

in Narsapur, Medak district.

in Narsapur, Medak district.

in Narsapur, Medak district.

in Narsapur, Medak district.

From Wikispecies

Ageratum conyzoides

Taxonavigation

Classification System: APG II (down to family level)

Main Page
Cladus: Eukaryota
Regnum: Plantae
Cladus: Angiospermae
Cladus: Eudicots
Cladus: core eudicots
Cladus: Asterids
Cladus: Euasterids II
Ordo: Asterales
Familia: Asteraceae
Subfamilia: Asteroideae
Tribus: Eupatorieae
Genus: Ageratum
Species: Ageratum conyzoides

Name

Ageratum conyzoides, L.

References

• USDA, NRCS. 2006. The PLANTS Database, 6 March 2006 (http://plants.usda.gov). Data compiled from various sources by Mark W. Skinner. National Plant Data Center, Baton Rouge, LA 70874-4490 USA.
• Species Plantarum 2:839. 1753
• USDA, ARS, National Genetic Resources Program. Germplasm Resources Information Network - (GRIN) [Online Database]. [1]

Vernacular names

For more multimedia, look at Ageratum conyzoides on Wikimedia Commons.