Ageratina havanensis

Ageratina havanensis, the Havana snakeroot[3] or white mistflower,[4] is a species of flowering shrub in the sunflower family, native to Texas, Cuba, and northeastern and east-central Mexico (Veracruz, Tamaulipas, Coahuila, Nuevo León, Hidalgo, San Luis Potosí, Puebla, Guanajuato, Querétaro).[5] Unlike many other species of Ageratina, it is evergreen.[6][7][8][9]

Ageratina havanensis
Conservation status
Least Concern  (IUCN 3.1)[1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Asterales
Family:	Asteraceae
Genus:	Ageratina
Species:	A. havanensis
Binomial name
Ageratina havanensis (Kunth) R.M King & H.Rob.
Synonyms[2]
Synonymy Bulbostylis deltoides Buckley Eupatorium ageratifolium DC. Eupatorium ageratoides Bertero ex DC. 1836 not L.f. 1782 Eupatorium berlandieri DC. Eupatorium havanense Kunth Eupatorium leiophyllum Less. Eupatorium lindheimerianum Scheele Eupatorium papantlense Less. Eupatorium texense (Torr. & A.Gray) Rydb. Kyrstenia ageratifolia (DC.) Greene Mikania deltoides Poepp. ex Spreng.

Etymology

Ageratina is derived from Greek meaning 'un-aging', in reference to the flowers keeping their color for a long time. This name was used by Dioscorides for a number of different plants.[10]

References

1. Botanic Gardens Conservation International (BGCI) & IUCN SSC Global Tree Specialist Group (2019). "Ageratina havanensis". The IUCN Red List of Threatened Species. IUCN. 208. e.T144308616A149008129. doi:10.2305/IUCN.UK.2019-2.RLTS.T144308616A149008129.en.
2. "Ageratina havanensis (Kunth) R.M King & H.Rob.". The Global Compositae Checklist (GCC) – via The Plant List.
3. "Ageratina havanensis". Natural Resources Conservation Service PLANTS Database. USDA.
4. Williamson County Chapter (NPSOT-Wilco) Native Plant Society of Texas, Ageratina havanensis – White Mistflower
5. George Diggs; Barney Lipscomb; Robert O'Kennon (1999). Shinners & Mahler's Illustrated Flora of North Central Texas. ISBN 978-1-889878-01-0.
6. Nesom, Guy L. (2006). "Ageratina havanensis". In Flora of North America Editorial Committee (ed.). Flora of North America North of Mexico (FNA). 21. New York and Oxford – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
7. "Ageratina havanensis". County-level distribution map from the North American Plant Atlas (NAPA). Biota of North America Program (BONAP). 2014.
8. Turner, B. L. 1997. The Comps of Mexico: A systematic account of the family Asteraceae, vol. 1 -- Eupatorieae. Phytologia Memoirs 11: i–iv, 1–272
9. Turner, B. L. 2010. Phytologia 92:388-399
10. Gledhill, David (2008). "The Names of Plants". Cambridge University Press. ISBN 9780521866453 (hardback), ISBN 9780521685535 (paperback). pp 39