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blunt tansymustard

Scientific Name: Descurainia obtusa ssp. 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 (Brassicaceae).

Considerations for Pets

  • The leaves of Descurainia obtusa were historically eaten as greens, indicating the presence of substances with potential flavor and nutritional qualities.

Taxonomy and Nomenclature

  • Scientific Name: Descurainia obtusa (Greene) O.E. Schulz
  • Common Names: Blunt Tansy Mustard, Blunt Tansymustard, Mountain 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
    • Descurainia obtusa subsp. adenophora (Wooton & Standl.) Detling
    • Sophia adenophora Wooton

Distribution and Habitat

  • Descurainia obtusa is found in semi-desert environments, specifically sandy shrublands and openings.
  • It has been observed near Bluff, Utah, and Abiquiu, New Mexico.
  • Its presence has also been noted in Arizona and other unspecified locations within the United States.
  • It thrives in Foothills life zones.

Morphological Characteristics and Growth Habits

  • Descurainia obtusa is a non-woody plant (forb/herb).
  • It is a perennial herb, but some related species like Descurainia paradisa are annual herbs.
  • Perennial plants mainly develop during spring and summer.
  • Leaves have entire or coarsely toothed margins with blunt tips. Upper leaves have toothed margins with blunt tips.

Traditional Uses

  • The Hopi people historically ate the leaves of Descurainia obtusa as greens.

Further Information

  • Discover Life provides information about the biology, natural history, ecology, identification, and distribution of Descurainia obtusa.
  • Max Licher's work and the Flora of North America provide additional resources.
  • Western New Mexico University Department of Natural Sciences provides further information.