Autonyms (not in current use) and synonyms:

• (=) Ageratum mexicanum Sims

Common names:

• ageratum  (Source: Dict Rehm) - English
• blue billygoat-weed  (Source: Econ Pl Aust) - English
• bluemink  (Source: F NAmer) - English
• flossflower  (Source: F BritStace) - English
• Mexican ageratum  (Source: Weeds SAfr 2001) - English
• Mexikaanse ageratum  (Source: Weeds SAfr 2001) - Afrikaans
• ageratum du Mexique  (Source: UPOV) - French
• mexikanischer Leberbalsam  (Source: Dict Rehm) - German
• agérato  (Source: UPOV) - Spanish
• ageratum  (Source: Kulturvaxtdatabas) - Swedish
• zi hua huo xiang ji  (Source: F Taiwan) - Transcribed Chinese

Economic Importance:

• Environmental: ornamental (fide Dict Gard; Zander ed14)
• Weed: potential seed contaminant; potential seed contaminant

Distributional Range:

Native

Northern America

• SOUTHERN MEXICO: Mexico [Chiapas, Hidalgo, Jalisco, Morelos, Nayarit, Oaxaca, Veracruz de Ignacio de la Llave]

Southern America

• CENTRAL AMERICA: Belize, Honduras


Cultivated (also cult.)

Naturalized

Africa

• MACARONESIA: Portugal [Madeira Islands]
• NORTHERN AFRICA: Egypt
• NORTHEAST TROPICAL AFRICA: Ethiopia, Sudan
• EAST TROPICAL AFRICA: Kenya, Tanzania
• WEST-CENTRAL TROPICAL AFRICA: Cameroon, Democratic Republic of the Congo
• SOUTH TROPICAL AFRICA: Malawi, Zambia
• SOUTHERN AFRICA: Eswatini, South Africa
• WESTERN INDIAN OCEAN: Madagascar

Asia-Temperate

• CAUCASUS: Georgia
• CHINA: China [Anhui Sheng, Zhejiang Sheng, Fujian Sheng, Hebei Sheng, Jiangsu Sheng, Guangdong Sheng, Guizhou Sheng, Shandong Sheng, Sichuan Sheng, Yunnan Sheng, Guangxi Zhuangzu Zizhiqu, Hainan Sheng]
• EASTERN ASIA: Japan, Taiwan

Asia-Tropical

• INDIAN SUBCONTINENT: India, Nepal
• PAPUASIA: Papua New Guinea
• INDO-CHINA: Myanmar, Thailand

Australasia

• AUSTRALIA: Australia
• NEW ZEALAND: New Zealand

Northern America

• NORTHEASTERN U.S.A.: United States [Connecticut, Massachusetts]
• SOUTHEASTERN U.S.A.: United States [Alabama, Florida, Georgia, North Carolina, South Carolina]
• SOUTH-CENTRAL U.S.A.: United States [Texas]

Pacific

• NORTH-CENTRAL PACIFIC: United States [Hawaii]
• SOUTH-CENTRAL PACIFIC: French Polynesia
• SOUTHWESTERN PACIFIC: Fiji

Southern America

• CENTRAL AMERICA: Guatemala
• NORTHERN SOUTH AMERICA: Suriname, Venezuela
• WESTERN SOUTH AMERICA: Ecuador, Peru

References:

1. Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource) URL: www.skud.info
2. Balick, M. J. et al. 2000. Checklist of the vascular plants of Belize, with common names and uses. Mem. New York Bot. Gard. 85
3. Brako, L. & J. L. Zarucchi. 1993. Catalogue of the flowering plants and gymnosperms of Peru. Monogr. Syst. Bot. Missouri Bot. Gard. 45
4. Conservatoire et Jardin botaniques & South African National Biodiversity Institute. African flowering plants database (on-line resource).
5. Encke, F. et al. 1984. Zander: Handwörterbuch der Pflanzennamen, 13. Auflage
6. Encke, F. et al. 1993. Zander: Handwörterbuch der Pflanzennamen, 14. Auflage
7. Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource).
8. FNA Editorial Committee. 1993-. Flora of North America.
9. Funk, V. et al. 2007. Checklist of the plants of the Guiana Shield (Venezuela: Amazonas, Bolivar, Delta Amacuro; Guyana, Surinam, French Guiana). Contr. U.S. Natl. Herb. 55:1-584.
10. Henderson, L. 2001. Alien weeds and invasive plants: a complete guide to declared weeds and invaders in South Africa. Plant Protection Research Institute, Handbook 12
11. Hnatiuk, R. J. 1990. Census of Australian vascular plants. Australian Flora and Fauna Series No. 11.
12. Hokche, O. et al. 2008. Nuevo catálogo de la flora vascular de Venezuela.
13. Holm, L. et al. 1979. A geographical atlas of world weeds
14. Huxley, A., ed. 1992. The new Royal Horticultural Society dictionary of gardening
15. Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource).
16. Iwatsuki, K. et al. 1993-. Flora of Japan.
17. Johnson, M. F. 1971. A monograph of the genus Ageratum L. (Compositae - Eupatorieae). Ann. Missouri Bot. Gard. 58:21-25.
18. Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75
19. Lazarides, M. & B. Hince. 1993. CSIRO Handbook of Economic Plants of Australia
20. Li, H. L. et al., eds. 1975-1979. Flora of Taiwan.
21. Liberty Hyde Bailey Hortorium. 1976. Hortus third.
22. McVaugh, R. 1983-. Flora Novo-Galiciana.
23. Nelson, C. H. N. 2008. Catálogo de las plantas vasculares de Honduras Note: Secretaría de Recursos Naturales y Ambiente, Tegucigalpa, Honduras.
24. Office of the Union. 2009. UPOV: International Union for the Protection of New Varieties of Plants. List of the taxa protected by the members of the Union
25. Personal Care Products Council. INCI
26. Rehm, S. 1994. Multilingual dictionary of agronomic plants
27. Stace, C. 1995. New flora of the British Isles.
28. Standley, P. C. & J. A. Steyermark. 1946-1976. Flora of Guatemala.
29. Turner, B. L. 1997. The comps of Mexico: a systematic account of the family Asteraceae. Volume 1: Eupatoreae. Phytologia Mem. 11:54.
30. Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa.
31. Vibrans, H., ed. Malezas de México (on-line resource). URL: http://www.conabio.gob.mx/malezasdemexico/asteraceae/ageratum-houstonianum/fichas/pagina1.htm target='_blank'
32. Woodson, R. E. & R. W. Schery, eds. 1943-1980. Flora of Panama.
33. Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition).

Images:

• Fruits: U.S. National Seed Herbarium image