Laennecia

horseweed
Laennecia coulteri
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Asterids
Order: Asterales
Family: Asteraceae
Tribe: Astereae[1]
Genus: Laennecia
Synonyms[1]
  • Laënnecia Cass., spelling variant,[2] see also [3]
  • Conyza sect. Laennecia (Cass.) Cuatrec.

Laennecia or Laënnecia is a genus of flowering plants in the sunflower family.[4] The plants are native to Mesoamerica, South America, and the southwestern United States. Common name is "horseweed."[5][6][7][8]

Species[1][9]
  1. Laennecia altoandina (Cabrera) G.L.Nesom - Jujuy in Argentina, La Paz in Bolivia, Cusco in Peru
  2. Laennecia araneosa (Urb.) G.Sancho & Pruski - Dominican Republic
  3. Laennecia artemisiifolia (Meyen & Walp.) G.L.Nesom
  4. Laennecia chihuahuana G.L.Nesom - Chihuahua
  5. Laennecia confusa (Cronquist) G.L.Nesom - Chiapas, Guatemala, Costa Rica
  6. Laennecia coulteri (A.Gray) G.L.Nesom - Mexico (Coahuila, Nuevo León, Sonora), United States (CA NV AZ UT CO NM TX AL)
  7. Laennecia eriophylla (A.Gray) G.L.Nesom - Arizona (Pima, Santa Cruz, Cochise Counties)
  8. Laennecia filaginoides DC. - Central America, Colombia, Ecuador, Venezuela, Mexico, Texas
  9. Laennecia gnaphalioides (Kunth) Cass. - Chiapas, Oaxaca, Central America, Colombia, Ecuador, Peru, Bolivia, Venezuela
  10. Laennecia microglossa (S.F.Blake) G.L.Nesom - Nuevo León
  11. Laennecia pimana G.L.Nesom & Laferr. - Chihuahua
  12. Laennecia schiedeana (Less.) G.L.Nesom - Central America, Mexico, USA (AZ CO NM)
  13. Laennecia sophiifolia (Kunth) G.L.Nesom - South America, Mesoamerica, USA (AZ TX NM)
  14. Laennecia spellenbergii G.L.Nesom - Durango
  15. Laennecia turnerorum G.L.Nesom - Texas (Brewster County)

References

  1. 1 2 3 Flann, C (ed) 2009+ Global Compositae Checklist Archived 2014-11-30 at Archive.is
  2. ↑ Flora of North America Vol. 20 Page 8,9, 12, 36 Laënnecia Cassini in F. Cuvier, Dict. Sci. Nat. ed. 2. 25: 91. 1822.
  3. ↑ International Code of Nomenclature for algae, fungi, and plants, CHAPTER IX. Orthography and gender of names, article 60.6.
  4. ↑ Cassini, Alexandre Henri Gabriel de. 1822. Dictionnaire des Sciences Naturelles [Second edition] 25: 91–92in French
  5. ↑ Botanic Garden and Botanical Museum Berlin-Dahlem. "Details for: Astereae". Euro+Med PlantBase. Freie Universität Berlin. Retrieved 2009-07-18.
  6. ↑ UniProt. "Tribe Astereae". Retrieved 2009-07-18.
  7. ↑ National Herbarium of New South Wales. "Genus Kippistia". New South Wales FloraOnline. Royal Botanic Gardens, Sydney. Retrieved 2009-07-18.
  8. ↑ "Polyarrhena Cass". African Plants Database. South African National Biodiversity Institute, the Conservatoire et Jardin botaniques de la Ville de Genève and Tela Botanica. Retrieved 2009-07-18.
  9. ↑ Biota of North America Program 2013 county distribution maps


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