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Trinity Mountain rockcress

Scientific Name: Arabis rigidissima

Family: Brassicaceae

Category: Dicot

Growth: Subshrub, Forb/herb

Duration: Perennial

Other Names:

       

Trinity Mountain Rockcress

Let's explore the details of the Trinity Mountain Rockcress, a perennial herb found in specific regions of the United States.

Considerations for Pets

  • As a subshrub forb/herb, it is important to assess if the plant's size and structure pose a risk of ingestion by pets.

Scientific Name and Common Names

  • Accepted Scientific Name: Boechera rigidissima (Rollins) Al-Shehbaz
  • Synonym: Arabis rigidissima Rollins
  • Common Names: Trinity Mountain rockcress, Galena Creek rockcress, Carson range rock cress

Taxonomy and Nomenclature

  • Family: Brassicaceae (Mustard Family)
  • Synonyms: Arabis mcdonaldiana (Note: The text lists this as a synonym but context suggests this may be an error, and it is a different species).
  • Subordinate Taxa: Arabis rigidissima var. rigidissima

Distribution and Habitat

  • Primarily found in the Mt. Rose and Martis Peak area (Galena and White's Creek drainages) in the Carson Range of Washoe County, Nevada.
  • Also found in Trinity, Siskiyou, and Del Norte counties in California.
  • Specific locations include the Trinity Mountains and Red Mountain in Mendocino County, California.

Morphological Characteristics and Growth Habits

  • Described as a subshrub forb/herb with a perennial duration.

Ecological Role

  • Found in rocky areas, particularly in mountainous regions.

Quirky Facts

  • The genus Boechera, to which Trinity Mountain Rockcress now belongs, is named after Tyge W. Bøcher, a Danish botanist known for his work.

Further Information

  • Discover Life offers a page dedicated to the biology, natural history, ecology, identification, and distribution of Arabis rigidissima.
  • ITIS (Integrated Taxonomic Information System) contains taxonomic information under TSN 22729 (Arabis rigidissima Rollins) and TSN 184436 (Arabis rigidissima var. rigidissima Rollins).