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Sierra tansymustard
Scientific Name: Descurainia californica
Family: Brassicaceae
Category: Dicot
Growth: Forb/herb
Duration: Annual, Biennial
Other Names:
Descurainia californica - Sierra Tansymustard
Descurainia californica, commonly known as Sierra tansymustard, is a flowering plant belonging to the mustard family.
Considerations for Pets
- The text mentions the plant belongs to the mustard family.
- It produces seeds.
- It is non-woody.
Taxonomy and Nomenclature
- Scientific Name: Descurainia californica (A. Gray) O.E. Schulz
- Family: Brassicaceae (Mustard Family)
- Rank: Species
- Synonyms/Alternative Names:
- Descurainia californica (Gray) O.E. Schulz
- Thelypodium crispum Payson
Common Names
- Sierra tansymustard
- California tansy mustard
- Sierran tansy mustard
- Mountain tansymustard (referring to the related Descurainia incana)
- Tansy mustard
- Western tansymustard
Distribution and Habitat
- Native to western North America.
- Specifically found in the Sierra Nevada region, including Yosemite National Park and the Kern River Valley.
- Occurs on lava flows in Sierra Valley, sometimes found along roadsides.
- Observed at high elevations (e.g., 9944ft, 3031m).
Morphological Characteristics
- Classified as a forb/herb, indicating a non-woody plant.
- Can be annual or biennial.
- Stems are erect and branched distally.
- Variable pubescence (hairiness), sometimes glabrous (smooth).
Ecological Role
- In Sierra Valley, it can be found alongside introduced Tansy Mustard (Descurainia sophia).
Interactions with Other Organisms
- The tiny, red seeds were an important food source for the Kawaiisu Indians of the southern Sierra Nevada region.
Quirky Facts
- The text uses various spellings and capitalization styles for the common name, reflecting the variability in how it's referenced.