Cosmos Cav., 1791.
Typus: C. bipinnatus Cav.
* Cosmea Willd., Sp. Pl., ed. 4 (Willdenow) 3(3): 2250. 1803, nom. illeg.
* Cavanilles, A.J. 1791. Icones et Descriptiones Plantarum, quae aut sponte... 1: 9. t. 14.
Cosmos is a genus, with the same common name of Cosmos, of about 20–26 species of annual and perennial plants in the family Asteraceae.
Cosmos is native to scrub and meadow areas in Mexico where most of the species occur, Florida and the southern United States, Arizona, Central America, and to South America in the north to Paraguay in the south.
Cosmos are herbaceous perennial plants growing 0.3–2 m tall. The leaves are simple, pinnate, or bipinnate, and arranged in opposite pairs. The flowers are produced in a capitulum with a ring of broad ray florets and a center of disc florets; flower color is very variable between the different species. The genus includes several ornamental plants popular in gardens. Numerous hybrids and cultivars have been selected and named.
* Cosmos atrosanguineus (Hook.) Voss – Chocolate Cosmos
1. ^ "Genus Cosmos Cav.". Germplasm Resources Information Network. United States Department of Agriculture. 1998-09-07. http://www.ars-grin.gov/cgi-bin/npgs/html/genus.pl?2986. Retrieved 2011-02-13.
Source: Wikipedia, Wikispecies: All text is available under the terms of the GNU Free Documentation License