No images found for this plant ID: 1844.

Ensure images are uploaded to the Media Library and tagged with "1844" in the "plant_image_tag" taxonomy.

Safe for Children?

Safe for Dogs?

Safe for Cats?

Safe for Reptiles?

Kearney's bluestar

Scientific Name: Amsonia kearneyana

Family: Apocynaceae

Category: Dicot

Growth: Forb/herb

Duration: Perennial

Other Names:

       

Amsonia kearneyana: Kearney's Bluestar

Amsonia kearneyana, commonly known as Kearney's bluestar, Kearney's blue-star, or Kearney's bluestar, is a rare perennial herb belonging to the dogbane family.

Taxonomy and Nomenclature

  • Scientific Name: Amsonia kearneyana Woodson
  • Family: Apocynaceae (Dogbane family)
  • Rank: Species

Distribution and Habitat

  • Native to Arizona.
  • Specifically found in Pima County and the Baboquivari Mountains in southern Arizona.

Morphology and Growth

  • A perennial herb, non-woody plant.
  • Grows to a height of 16-32 inches (40-80 cm) but potentially up to 2.5 feet (approximately 76cm) tall and 3 feet (approximately 91cm) wide.
  • Produces many erect stems, ranging from 40 to 80 cm (up to 50 stems).
  • Leaves are lanceolate to linear-lanceolate. Lower leaves are 6-10 cm long and 11-17 mm broad, while upper leaves are 4-6 cm long and 3-8 mm broad.
  • Pilose (hairy) plant.

Ecological Role

  • Endangered species.
  • Classified as endangered in Arizona and on the U.S. Endangered Species List.

Genetic Information

  • Microsatellite loci have been characterized for Amsonia kearneyana and cross-amplified in other Amsonia species.

Further Information

  • Encyclopedia of Life