Berberis swaseyi

Berberis swaseyi[4] (Texas barberry)[5] is a rare species of barberry endemic to the Edwards Plateau region of Texas. It grows in limestone ridges and canyons. The species is evergreen, with thick, rigid, five-to-nine foliolate leaves. Berries are dry or juicy, white to red, about 9–16 mm in diam.[6][7]

Berberis swaseyi
Foliage

Vulnerable  (NatureServe)[1]
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Ranunculales
Family: Berberidaceae
Genus: Berberis
Species:
B. swaseyi
Binomial name
Berberis swaseyi
Buckl. ex Young
Synonyms[2][3]
  • Mahonia swaseyi (Buckley ex M.J. Young) Fedde
  • Odostemon swaseyi (Buckley ex M.J. Young) A. Heller
  • Alloberbis swaseyi (Buckley) C.C. Yu & K.F. Chung

The compound leaves place this species in the group sometimes segregated as the genus Mahonia.[6][8][9][10]

References
  1. NatureServe (5 April 2024). "Mahonia swaseyi". NatureServe Network Biodiversity Location Data accessed through NatureServe Explorer. Arlington, Virginia: NatureServe. Retrieved 27 April 2024.
  2. "Berberis swaseyi Buckley". Tropicos.org. Missouri Botanical Garden. Retrieved 27 April 2024.
  3. WFO (2024). "Berberis swaseyi Buckley". World Flora Online. Retrieved 27 April 2024.
  4. M. J. Young, Flora of Texas 152. 1873.
  5. USDA, NRCS (n.d.). "Mahonia swaseyi". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 28 June 2015.
  6. Flora of North America, vol 3
  7. Correll, D. S. & M. C. Johnston. 1970. Manual of the Vascular Plants of Texas i–xv, 1–1881. The University of Texas at Dallas, Richardson.
  8. Loconte, H., & J. R. Estes. 1989. Phylogenetic systematics of Berberidaceae and Ranunculales (Magnoliidae). Systematic Botany 14:565-579.
  9. Marroquín, Jorge S., & Joseph E. Laferrière. 1997. Transfer of specific and infraspecific taxa from Mahonia to Berberis. Journal of the Arizona-Nevada Academy of Science 30(1):53-55.
  10. Laferrière, Joseph E. 1997. Transfer of specific and infraspecific taxa from Mahonia to Berberis. Bot. Zhurn. 82(9):96-99.
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