Grindelia subalpina
| Grindelia subalpina | |
|---|---|
| Scientific classification | |
| Kingdom: | Plantae | 
| (unranked): | Angiosperms | 
| (unranked): | Eudicots | 
| (unranked): | Asterids | 
| Order: | Asterales | 
| Family: | Asteraceae | 
| Tribe: | Astereae | 
| Genus: | Grindelia | 
| Species: | G. subalpina | 
| Binomial name | |
|  Grindelia subalpina  Greene 1898  | |
| Synonyms[1] | |
  | |
Grindelia subalpina, the subalpine gumweed,[2] is a North American species of flowering plants in the Astereae tribe of the daisy family.
Distribution
The plant is native to the Rocky Mountains, in Wyoming, Colorado, and New Mexico.[3]
It grows in open rocky or gravelly sites in the Rocky Mountains.
Description
Grindelia subalpina is a biennial, or perennial herb up to 60 cm (2 feet) tall.
The plant usually produces numerous flower heads in open branching arrays. Each head has 18-27 ray flowers, surrounding a large number of tiny disc flowers.[4]
Varieties
- Grindelia subalpina var. erecta — endemic to Colorado and Wyoming. [5]
 - Grindelia subalpina var. subalpina [6]
 
References
- ↑ The Plant List, Grindelia subalpina Greene
 - ↑ "Grindelia subalpina". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 18 July 2015.
 - ↑ Biota of North America Program 2014 county distribution map
 - ↑ Flora of North America, Grindelia scabra Greene, 1898.
 - ↑ USDA: Grindelia subalpina var. erecta
 - ↑ USDA: Grindelia subalpina var. subalpina
 
External links
- USDA Plants Profile for Grindelia subalpina (subalpine gumweed)
 - Isotype of Grindelia erecta (syn of Grindelia subalpina); Missouri Botanical Garden herbarium specimen (photo) — collected in Wyoming in 1898.
 
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