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Pismo clarki

Scientific Name: Clarkia speciosa ssp. immaculata

Family: Onagraceae

Category: Dicot

Growth: Forb/herb

Duration: Annual

Other Names: CA (Pismo clarkia)

       

Pismo Clarkia (Clarkia speciosa subsp. immaculata)

Clarkia speciosa subsp. immaculata, commonly known as Pismo clarkia, is a forb/herb belonging to the Onagraceae family.

This plant is an annual, completing its life cycle in a single growing season.

Taxonomy and Nomenclature

  • Scientific Name: Clarkia speciosa F.H. Lewis & M.E. Lewis subsp. immaculata F.H. Lewis & M.E. Lewis
  • Common Name: Pismo clarki (also seen as Pismo clarkia)
  • Rank: Subspecies

Synonyms and Alternative Names

  • Pismo clarki

Distribution and Habitat

This plant is associated with the Pismo Beach area in California, as reflected in its common name.

Morphological Characteristics

  • The flowers have yellow flower heads composed of eight to 10 ray flowers and 13-21 disk flowers.
  • This redspot clarkia will reach an average height of 6 in (15 cm) and a width of 8 in (20 cm).

Considerations for Pets and Children

According to one source, Pismo clarki is rated as not safe for children, dogs, or cats.

External Resources

  • USDA PLANTS database
  • Integrated Taxonomic Information System (ITIS)
  • NatureServe
  • Species 2000