Laennecia
Introduction '''''Laennecia''''' or '''''Laënnecia''''' is a genus of flowering plants in the family Asteraceae. The plants are native to Mesoamerica, South America, and the southwestern United States. Common name is "'''horseweed'''. "; Species* ''Laennecia altoandina'' (Cabrera) G.L.Nesom - Jujuy in Argentina, 	La Paz in Bolivia, Cusco in Peru* ''Laennecia araneosa'' (Urb.) G.Sancho & Pruski - 	Dominican Republic* ''Laennecia artemisiifolia'' (Meyen & Walp.) G.L.Nesom* ''Laennecia chihuahuana'' G.L.Nesom - Chihuahua* ''Laennecia confusa'' (Cronquist) G.L.Nesom - Chiapas, Guatemala, Costa Rica* ''Laennecia coulteri'' (A.Gray) G.L.Nesom - Mexico (Coahuila, Nuevo León, Sonora), United States (CA NV AZ UT CO NM TX AL)* ''Laennecia eriophylla'' (A.Gray) G.L.Nesom - Arizona (Pima, Santa Cruz, Cochise Counties)* ''Laennecia filaginoides'' DC. - Central America, Colombia, Ecuador, Venezuela, Mexico, Texas* ''Laennecia gnaphalioides'' (Kunth) Cass. - Chiapas, Oaxaca, Central America, Colombia, Ecuador, Peru, Bolivia, Venezuela* ''Laennecia microglossa'' (S.F.Blake) G.L.Nesom - 	Nuevo León* ''Laennecia pimana'' G.L.Nesom & Laferr. - Chihuahua* ''Laennecia schiedeana'' (Less.) G.L.Nesom - Central America, Mexico, USA (AZ CO NM)* ''Laennecia sophiifolia'' (Kunth) G.L.Nesom - South America, Mesoamerica, USA (AZ TX NM)* ''Laennecia spellenbergii'' G.L.Nesom - Durango* ''Laennecia turnerorum'' G.L.Nesom - Texas (Brewster County)
References