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Trinity Mountain rockcress
Scientific Name: Arabis rigidissima var. rigidissima
Family: Brassicaceae
Category: Dicot
Growth: Subshrub, Forb/herb
Duration: Perennial
Other Names:
Trinity Mountain Rockcress
This page provides information about the Trinity Mountain Rockcress, a plant found in specific regions of North America.
Scientific 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 Rockcress
Taxonomy and Nomenclature
- Family: Brassicaceae (Mustard Family)
- Arabis rigidissima var. rigidissima is a recognized variety.
- The plant was formerly classified under the genus Arabis but has since been reclassified as Boechera.
Distribution and Habitat
- The Trinity Mountain Rockcress is found in the Mt. Rose and Martis Peak area (Galena and White's Creek drainages) in the Carson Range of Washoe County, Nevada.
- It is also found in the Trinity Mountains, a subrange of the Boise Mountains in Boise National Forest, Idaho.
- Other locations include Del Norte, Mendocino, Siskiyou, and Trinity counties in California.
Morphological Characteristics and Growth Habits
- It is described as a perennial herb or subshrub forb/herb.
Related Resources
- Discover Life offers a page about the biology, natural history, ecology, identification, and distribution of Arabis rigidissima.
- The Integrated Taxonomic Information System (ITIS) provides taxonomic information, with TSN 22729 for Arabis rigidissima Rollins and TSN 184436 for Arabis rigidissima var. rigidissima Rollins.
- Garden Guides provides facts on plants commonly known as Rockcress.
Quirky Facts
- The genus *Boechera* was named after Tyge W. Böcher, a Danish botanist.