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Fremont's chaffbush

Scientific Name: Amphipappus fremontii ssp. fremontii

Family: Asteraceae

Category: Dicot

Growth: Shrub

Duration: Perennial

Other Names:

       

Fremont's Chaffbush (Amphipappus fremontii)

Fremont's Chaffbush, scientifically known as Amphipappus fremontii, is a shrub native to certain regions of North America. It is also commonly called chaffbush or eytelia (in honor of artist Carl Eytel).

Considerations for Pets

  • The text mentions that Amphipappus fremontii var. spinosus is also known as spiny Fremont's Chaffbush. The presence of spines could pose a physical hazard to pets.
  • The plant is a densely packed shrub. Small animals might find shelter within the plant.

Taxonomy and Nomenclature

  • Scientific Name: Amphipappus fremontii Torr. & A. Gray ex A. Gray
  • Family: Asteraceae
  • Genus: Amphipappus Torr. & A. Gray
  • Rank: Species
  • Varieties:
    • Amphipappus fremontii var. fremontii
    • Amphipappus fremontii var. spinosus (A. Nelson) Ced. Porter
    • Amphipappus fremontii ssp. spinosus (A. Nels.) Keck
  • Synonyms:
    • Amphiachyris fremontii
    • Amphipappus spinosa

Distribution and Habitat

Fremont's Chaffbush is associated with areas like the Mojave National Preserve in California and Nevada. It also occurs in Las Vegas. Plants Database indicates it is native to areas of the Asteraceae family.

Morphological Characteristics

  • Fremont's Chaffbush is described as a low, mounded, many-branched but densely packed shrub.
  • The variety spinosus has spines.
  • It typically reaches a height of 1 to 2 feet.
  • Leaves are 3-11 mm long.
  • Cypselae (ray) are 3 mm long.

Cultivation

Fremont's Chaffbush thrives in zones 9a-10b and is considered a perennial. Fertilizing in the spring with a fertilizer rich in [unspecified nutrients] is recommended for florid development.

Associated Species

  • Fremont's Chaffbush is associated with Astragalus nyensis (Nye milk-vetch) and A. nuttallianus var. imperfectus.

Further Information

  • Encyclopedia of Life: Comprehensive information about Amphipappus fremontii.
  • Discover Life: Biology, natural history, ecology, identification, and distribution details.
  • Plants Database: Information from the USDA.
  • CalPhotos: Images of Amphipappus fremontii.