Xylorhiza
Xylorhiza tortifolia
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Subfamily: Asteroideae
Tribe: Astereae
Subtribe: Machaerantherinae
Genus: Xylorhiza
Nutt.
Synonyms[1]
  • Machaeranthera sect. Xylorhiza (Nutt.) Cronquist & D.D. Keck

Xylorhiza is a genus of flowering plants in the family Asteraceae, known as woodyasters.[2][3] These are daisylike wildflowers usually having blue to purple or white ray flowers with yellow centers of disc florets. Woodyasters are native to western North America.[4]

Species[1][5]

References

  1. 1 2 Flann, C (ed) 2009+ Global Compositae Checklist
  2. Nuttall, Thomas. 1840. Transactions of the American Philosophical Society, new series 7: 297–298 in English
  3. Tropicos, Xylorhiza Nutt.
  4. Nesom, G.L. (2006). "Xylorhiza". In Flora of North America Editorial Committee (ed.). Flora of North America North of Mexico (FNA). Vol. 20. New York and Oxford: Oxford University Press. Retrieved 17 January 2023 via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
  5. Biota of North America Program 2013 county distribution maps


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