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umbrella larkspur

Scientific Name: Delphinium umbraculorum

Family: Ranunculaceae

Category: Dicot

Growth: Forb/herb

Duration: Perennial

Other Names:

       

Umbrella Larkspur (Delphinium umbraculorum)

Delphinium umbraculorum, commonly known as umbrella larkspur, is a perennial herb endemic to California.

Taxonomy and Nomenclature

  • Scientific Name: Delphinium umbraculorum
  • Common Name: Umbrella Larkspur
  • Family: Ranunculaceae (Buttercup Family)
  • Synonyms: Delphinium umbraculorum H. F. Lewis & Epling, Brittonia. 8: 19. 1954

Distribution and Habitat

Umbrella larkspur is native to California. It has been observed at 18 locations in the Los Padres National Forest, growing in open carbonate soils of rocky and sandy slopes.

Morphological Characteristics

  • A non-woody plant, described as a forb/herb.
  • Stems: 40-70(-90) cm tall, often reddish at the base, glabrous or puberulent (slightly hairy).
  • The flower branches into multiple long stalks, resembling an inside-out umbrella.

Conservation Status

Umbrella larkspur is listed as a CNPS (California Native Plant Society) List 1B species.

Further Information

  • Encyclopedia of Life: Provides articles about Delphinium umbraculorum, including distribution information.
  • Discover Life: Offers a page on the biology, natural history, ecology, identification, and distribution of Delphinium umbraculorum.
  • USDA Plants Database: Provides information under the symbol DEUM.