Ionactis stenomeres
| Ionactis stenomeres | |
|---|---|
|   | |
| Scientific classification   | |
| Kingdom: | Plantae | 
| Clade: | Tracheophytes | 
| Clade: | Angiosperms | 
| Clade: | Eudicots | 
| Clade: | Asterids | 
| Order: | Asterales | 
| Family: | Asteraceae | 
| Genus: | Ionactis | 
| Species: | I. stenomeres | 
| Binomial name | |
| Ionactis stenomeres | |
| Synonyms[1] | |
| 
 | |
Ionactis stenomeres, the Rocky Mountain aster,[2] 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).[3]
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.[4][5]
References
- ^ Tropicos, Aster stenomeres A. Gray
- ^ NRCS. "Ionactis stenomeres". PLANTS Database. United States Department of Agriculture (USDA). Retrieved 5 August 2015.
- ^ Biota of North America Program 2014 county distribution map
- ^ Flora of North America, Ionactis stenomeres (A. Gray) Greene, 1897. Rocky Mountain ankle-aster
- ^ Montana Field Guides, Rocky Mountain Aster - Ionactis stenomeres with photos