Taxon: Delphinium occidentale (S. Watson) S. Watson

Genus: Delphinium
Family: Ranunculaceae
  Subfamily: Ranunculoideae
      Tribe: Delphinieae
Nomen number: 13456
Place of publication: S. Watson et al., Bot. California 2:428. 1880
Comment: [= D. glaucum × D. barbeyi]
Name Verified on: 06-Nov-1985 by ARS Systematic Botanists. Last Changed: 14-Sep-2011
Species priority site is:
Accessions: 14 in National Plant Germplasm System

Economic Importance:

  • Vertebrate poisons: mammals (fide Kingsbury)

Distributional Range:


  • Northern America

    • Northwestern U.S.A.: United States - Colorado
    • Southwestern U.S.A.: United States - Utah


  • Dorn, R. D. Manual of the vascular plants of Wyoming. 1977 (F Wyom)
  • FNA Editorial Committee Flora of North America. 1993- (F NAmer)
  • Hitchcock, C. L. et al. Vascular plants of the Pacific Northwest. 1955-1969 (F Pacif NW)
  • Kingsbury, J. M. Poisonous plants of the United States and Canada. 1964 (Kingsbury)
  • Welsh, S. L. & G. Moore Utah Plants. 1973 (Utah Pl)
  • Welsh, S. L. & M. Ralphs 2002. Some tall larkspurs (Delphinium - Ranunculaceae) a taxonomic review Biochem. Syst. & Ecol. 30:108-109.
  • Welsh, S. L. et al. A Utah flora. 1993 (F Utah ed2)

Check other web resources for Delphinium occidentale (S. Watson) S. Watson :

  • Flora of North America: Collaborative Floristic Effort of North American Botanists
  • PLANTS: USDA-NRCS Database of Plants of the United States and its Territories
  • BONAP North American Plant Atlas of the Biota of North America Program:
  • TROPICOS: Nomenclatural and Specimen Database of the Missouri Botanical Garden
  • ICRA: International Cultivar Registration Authority (on-line resource). for Delphinium x occidentale cultivars
  • ePIC: Electronic Plant Information Centre of Royal Botanic Gardens, Kew
  • AGRICOLA: Article Citation Database or NAL Catalog of USDA's National Agricultural Library
  • Entrez: NCBI's search engine for PubMed citations, GenBank sequences, etc.