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blunt tansymustard

Scientific Name: Descurainia obtusa

Family: Brassicaceae

Category: Dicot

Growth: Forb/herb

Duration: Annual, Biennial

Other Names:

       

Descurainia obtusa (Blunt Tansy Mustard)

Descurainia obtusa, commonly known as Blunt Tansy Mustard, is a forb/herb belonging to the Mustard Family.

Considerations for Pets

  • This plant belongs to the Mustard family (Brassicaceae).

Taxonomy and Nomenclature

  • Scientific Name: Descurainia obtusa (Greene) O.E. Schulz
  • Common Name: Blunt Tansy Mustard, blunt tansymustard
  • Family: Brassicaceae (Mustard Family)
  • Kingdom: Plantae
  • Taxonomic Rank: Species, Subspecies
  • Synonyms:
    • Sophia obtusa Greene
    • Descurainia obtusa (Greene) O.E. Schulz ssp. brevisiliqua Detling
    • Descurainia obtusa (Greene) O.E. Schulz ssp. typica
    • Sophia adenophora Wooton
  • Subspecies:
    • Descurainia obtusa subsp. adenophora (Wooton & Standl.) Detling
    • Descurainia obtusa subsp. obtusa (Greene) O.E. Schultz

Distribution and Habitat

  • Descurainia obtusa is found in semi-desert environments.
  • It grows in sandy shrublands and openings.
  • Specific locations mentioned include near Bluff, Utah and Abiquiu, NM.
  • It is considered native to certain regions.
  • It has been found in Arizona and the United States.

Morphological Characteristics and Growth Habits

  • It is described as a forb/herb, which means it is a non-woody plant that is not a grass.
  • Some varieties are annual, others are perennial. Perennial plants primarily develop in the spring and summer.

Traditional Uses

  • The Hopi people are noted to have eaten the leaves as greens.

Interactions with Other Organisms

  • It is mentioned that the leaves of other plants in the same family, _Descurainia sophia_, are covered with short, blunt knobs that are visible under 10x magnification.

Further Information

  • Discover Life has a page dedicated to the biology, natural history, ecology, identification, and distribution of Descurainia obtusa.
  • Flora of North America provides further information on this species.
  • Western New Mexico University Department of Natural Sciences also has information on Descurainia obtusa.
  • Learn all about plants commonly known as Tansymustard on Garden Guides.