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Ionactis stenomeres

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Species of flowering plant

Ionactis stenomeres
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Ionactis
Species: I. stenomeres
Binomial name
Ionactis stenomeres
(A.Gray) Greene 1897
Synonyms
  • Aster stenomeres A. Gray 1882

Ionactis stenomeres, the Rocky Mountain aster, is a rare North American species in the family Asteraceae. It occurs in the Province of British Columbia in western Canada and also in the northwestern United States (Washington, Idaho, Montana).

Description

Ionactis stenomeres is a small perennial up to 30 cm (12 in) tall, with a woody underground caudex. The plant usually produces only one flower head, each with 7-21 blue or lavender ray flowers surrounding yellow disc flowers.

References

  1. Tropicos, Aster stenomeres A. Gray
  2. NRCS. "Ionactis stenomeres". PLANTS Database. United States Department of Agriculture (USDA). Retrieved 5 August 2015.
  3. Biota of North America Program 2014 county distribution map
  4. Flora of North America, Ionactis stenomeres (A. Gray) Greene, 1897. Rocky Mountain ankle-aster
  5. Montana Field Guides, Rocky Mountain Aster - Ionactis stenomeres with photos
Taxon identifiers
Ionactis stenomeres
Aster stenomeres


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