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Castilleja rubida
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Lamiales
Family:	Orobanchaceae
Genus:	Castilleja
Species:	C. rubida
Binomial name
Castilleja rubida Piper, 1900

Castilleja rubida, commonly called the purple alpine paintbrush or Wallowa alpine paintbrush, is a species of Indian paintbrush.

Description

This is a short perennial species growing only 5–15 cm tall. Leaves are a dark green or purple, and the bracts are usually purple, burgundy, and lavender, though it is rarely pink or yellowish.

Range

This species is endemic to limestone peaks in the Eagle Cap Wilderness, Oregon, between 2,200-3,000 m (7,217–9842 ft).

Habitat

It grows in rocky slopes, ledges, gravelly flats and alpine ridges.

Phenology

Flowers bloom in July and August.

Conservation

Currently treated as a G2 (Imperiled) on NatureServe, due to restricted range and climate change.

References

1. "Castilleja rubida : Scrophulariaceae : Wallowa alpine paintbrush, Purple paintbrush" (PDF). Oregonflora.org. Retrieved 2022-08-10.
2. "Purple Alpine Paintbrush (Castilleja rubida)". Inaturalist.org. Retrieved 2022-07-28.
3. "Lady Bird Johnson Wildflower Center - The University of Texas at Austin". www.wildflower.org. Retrieved 2024-08-02.
4. "Castilleja rubida - FNA". Floranorthamerica.org. Retrieved 2022-07-28.
5. "Purple Alpine Paintbrush (Castilleja rubida) | Idaho Fish and Game". Idfg.idaho.gov. Retrieved 2022-07-28.

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