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Shasta County arnica
Scientific Name: Arnica venosa
Family: Asteraceae
Category: Dicot
Growth: Forb/herb
Duration: Perennial
Other Names:
Arnica venosa - Shasta County Arnica
Arnica venosa, commonly known as Shasta County arnica or Veiny arnica, is a perennial herb belonging to the sunflower family (Asteraceae).
Taxonomy and Nomenclature
- Scientific Name: Arnica venosa H.M. Hall
- Common Name: Shasta County arnica, Veiny arnica
- Family: Asteraceae (Sunflower Family)
- Kingdom: Plantae
- Taxonomic Rank: Species
- Synonyms: The text mentions Arnica amplexicaulis Nutt. ssp. genuina Maguire and Arnica amplexicaulis Nutt. var. prima (Maguire) B. Boivin as synonyms for related species, but does not explicitly state they are synonyms of Arnica venosa.
- Element Code: PDAST0Q0Q0
- ITIS TSN: 36580
Distribution and Habitat
Arnica venosa is native to California and is considered an uncommon species. It is endemic to the Klamath Mountains of northwestern California, especially Shasta County.
Morphological Characteristics
- Arnica venosa is a perennial, rhizomatous herb.
- Plants typically grow to be 20-60 cm tall.
- Stems can be simple or branched and exhibit prominent ribbed caudices.
Ecological Role
This species is rare and of interest in areas such as Shasta County, California.
Interactions with Other Organisms
The text mentions that Arnica venosa is found in areas with understory native grasses and herbaceous plants.
Further Information
- Discover Life: Provides information on the biology, natural history, ecology, identification, and distribution of Arnica venosa.
- portal-jardin.com: Includes a fiche with information about Arnica venosa.