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Otay tarweed

Scientific Name: Deinandra conjugens

Family: Asteraceae

Category: Dicot

Growth: Forb/herb

Duration: Annual

Other Names:

       

Otay Tarweed (Deinandra conjugens)

Deinandra conjugens, commonly known as Otay tarweed or Otay tarplant, is a rare flowering plant belonging to the aster family (Asteraceae).

Taxonomy and Nomenclature

  • Scientific Name: Deinandra conjugens (D.D. Keck) B.G. Baldw.
  • Synonym: Hemizonia conjugens D.D. Keck (not an active name)
  • Family: Asteraceae (Aster family)
  • Kingdom: Plantae
  • Genus: Deinandra
  • Taxonomic Rank: Species

Distribution and Habitat

  • Native to a small area, specifically the Otay Mesa area in San Diego County, California, and northern Baja California.
  • Also found in the Otay River Valley and the San Ysidro area.

Morphological Characteristics and Growth Habits

  • Classified as a forb/herb, which means it is a non-woody plant that is not a grass.
  • It is an annual plant, completing its life cycle in one year.

Considerations for Pets and Children

  • According to one source, Otay Tarweed has a "No" rating for safety for children, dogs, and cats.

Ecological Role

  • Listed as an endangered species in the U.S.

Further Information

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