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yerba de pasmo

Scientific Name: Baccharis pteronioides

Family: Asteraceae

Category: Dicot

Growth: Shrub

Duration: Perennial

Other Names:

       

Baccharis pteronioides

Also known as Yerba de Pasmo, this plant is a shrub belonging to the genus Baccharis.

Considerations for Pets

  • The text mentions that the plant can grow as a shrub.
  • The plant has needlelike leaves.

Considerations for Children

  • The text mentions that the plant can grow as a shrub.
  • The plant has needlelike leaves.

Taxonomy and Nomenclature

  • Scientific Name: Baccharis pteronioides DC.
  • Family: Asteraceae (Composite or Sunflower family)
  • Rank: Species
  • Nomenclatural Reference: Prodr. A. P. de Candolle 5: 410. 1836 1-10 Oct 1836
  • Synonym: Baccharis ramulosa (de Candolle) A.

Common Names

  • Yerba de Pasmo
  • Hierba del Pasmo (Spanish)
  • Silverling
  • Baccharis
  • Desert Broom

Distribution and Habitat

  • Widespread in Mexico.
  • Native to Texas and other states (specific states not listed).
  • Found in Santa Cruz County, Arizona (Salero Ranch).

Morphological Characteristics

  • Perennial shrub
  • Long, pale twigs that grow at right angles to each other.
  • Clusters of tiny, thick, needlelike leaves.
  • Flowers up to 0.25 inches.

Traditional Uses

  • Historically used by Spanish-Mexicans and Native Americans as a remedy for colds.
  • "Yerba del Pasmo" translates to "herb of the spasm," suggesting a traditional use related to muscle spasms.
  • Used in tea, sometimes with salt added.

Interactions with other Organisms

  • Seeds of Mayweed, mixed with "yerba del pasmo, and oreja de liebre," were fried in melted beeswax and olive oil to make a remedy.

Further Information

  • Discover Life: Provides information about the biology, natural history, ecology, identification, and distribution.
  • Western New Mexico University Department of Natural Sciences.
  • Seeds of Success (interagency program coordinated though the Bureau of Land Management and the Plant Conservation Alliance).