North America Native Plant

Bailey’s Ivesia

Botanical name: Ivesia baileyi var. setosa

USDA symbol: IVBAS

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Synonyms: Ivesia baileyi S. Watson ssp. setosa (S. Watson) D.D. Keck (IVBAS2)  âš˜  Ivesia setosa (S. Watson) Rydb. (IVSE2)   

Bailey’s Ivesia: A Rare Gem for High-Elevation Rock Gardens If you’re looking for a truly unique native plant that brings both charm and conservation value to your garden, Bailey’s ivesia (Ivesia baileyi var. setosa) might just be the perfect addition to your landscape. This distinctive perennial herb is a member ...

Rare plant alert!

Region: Conservation status by state

Status: S5T3?: Status is uncertain but is somewhere between the following rankings: Inexact rank: ⚘ Subspecies or variety is vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals. ⚘ Secure: At very low or no risk of extinction in the jurisdiction due to a very extensive range, abundant populations or occurrences, with little to no concern from declines or threats. ⚘

Bailey’s Ivesia: A Rare Gem for High-Elevation Rock Gardens

If you’re looking for a truly unique native plant that brings both charm and conservation value to your garden, Bailey’s ivesia (Ivesia baileyi var. setosa) might just be the perfect addition to your landscape. This distinctive perennial herb is a member of the rose family that calls the rugged terrain of Nevada and Utah home.

Where Bailey’s Ivesia Calls Home

Bailey’s ivesia is native to the Great Basin region of the western United States, specifically found growing wild in Nevada and Utah. This tough little plant has adapted to thrive in some pretty challenging high-elevation environments, making it a testament to nature’s resilience.

What Makes This Plant Special

Don’t let its humble appearance fool you – Bailey’s ivesia has a quiet beauty that’s perfect for gardeners who appreciate subtle elegance. This perennial forb produces clusters of small, creamy-white flowers that create a delicate display against its distinctive silvery-green foliage. The leaves are covered with fine, bristly hairs (called setose hairs) that give the plant its varietal name and help it conserve moisture in its arid native habitat.

As a low-growing herbaceous perennial, Bailey’s ivesia forms compact clumps that typically stay close to the ground, making it an excellent choice for rock gardens and alpine plant collections.

A Word About Rarity

Before you start planning where to plant Bailey’s ivesia, it’s important to know that this species has a conservation status that requires some consideration. With a Global Conservation Status of S5T3?, this variety falls into an undefined category that suggests it may have limited distribution or face certain pressures in the wild. If you choose to grow Bailey’s ivesia, please ensure you source your plants or seeds from reputable nurseries that practice responsible propagation methods.

Perfect Garden Settings

Bailey’s ivesia isn’t your typical garden center find, and that’s exactly what makes it so special for the right gardener. This plant shines in:

  • Rock gardens with excellent drainage
  • Alpine and high-elevation plant collections
  • Xeriscape designs focused on water conservation
  • Native plant gardens showcasing Great Basin flora
  • Specialized collections of rare or unusual plants

Growing Bailey’s Ivesia Successfully

Growing Bailey’s ivesia requires understanding its mountain origins. This isn’t a plant for your typical perennial border – it needs conditions that mimic its high-elevation, rocky native habitat.

Soil Requirements: The absolute key to success is drainage, drainage, drainage! Bailey’s ivesia must have very well-draining, rocky or sandy soil. Heavy clay or soil that stays moist will likely spell disaster for this mountain native.

Sun and Water: Provide full sun exposure and go easy on the watering. Once established, this drought-tolerant plant prefers to stay on the dry side. Overwatering is probably the fastest way to lose this special plant.

Climate Considerations: Bailey’s ivesia is adapted to cooler temperatures and can handle significant temperature swings. It’s suitable for USDA hardiness zones 4-7, particularly in areas with low humidity and good air circulation.

Benefits Beyond Beauty

While Bailey’s ivesia may be subtle in appearance, it offers valuable benefits to local ecosystems. The small flowers attract native pollinators, particularly small native bees and flies that have co-evolved with Great Basin plants. By growing this species, you’re supporting these often-overlooked but important pollinators.

Is Bailey’s Ivesia Right for Your Garden?

Bailey’s ivesia is definitely not for every gardener or every garden. Consider this plant if you:

  • Have experience growing alpine or high-elevation plants
  • Can provide excellent drainage and avoid overwatering
  • Appreciate subtle, understated beauty over flashy blooms
  • Want to grow something truly unique and conservation-minded
  • Have a rock garden or specialized native plant area

However, if you’re looking for a low-maintenance plant for typical garden conditions, or if you want something with showy flowers for high-impact color, Bailey’s ivesia probably isn’t your best choice.

Final Thoughts

Bailey’s ivesia represents the quiet beauty and remarkable adaptability of our native flora. While it requires specific growing conditions and careful sourcing due to its conservation status, it rewards dedicated gardeners with a truly unique addition to specialized plantings. For those willing to meet its needs, Bailey’s ivesia offers the satisfaction of successfully growing a rare piece of the American West while supporting native pollinators and plant conservation efforts.

Bailey’s Ivesia

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Rosales

Family

Rosaceae Juss. - Rose family

Genus

Ivesia Torr. & A. Gray - mousetail

Species

Ivesia baileyi S. Watson - Bailey's ivesia

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA