North America Native Plant

Cleburn’s Penstemon

Botanical name: Penstemon eriantherus var. cleburnei

USDA symbol: PEERC

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Synonyms: Penstemon cleburnei M.E. Jones (PECL4)   

Cleburn’s Penstemon: A Hidden Gem of the Mountain West If you’re looking to add authentic regional character to your Utah or Wyoming garden, Cleburn’s penstemon (Penstemon eriantherus var. cleburnei) might just be the native wildflower you’ve been searching for. This lesser-known variety represents the kind of local botanical treasure that ...

Rare plant alert!

Region: Conservation status by state

Status: S4T3: Status is uncertain but is somewhere between the following rankings: 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. ⚘ Apparently Secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the state or more than 10,000 individuals ⚘

Cleburn’s Penstemon: A Hidden Gem of the Mountain West

If you’re looking to add authentic regional character to your Utah or Wyoming garden, Cleburn’s penstemon (Penstemon eriantherus var. cleburnei) might just be the native wildflower you’ve been searching for. This lesser-known variety represents the kind of local botanical treasure that can make your landscape truly unique to the Mountain West.

What Makes Cleburn’s Penstemon Special?

Cleburn’s penstemon is a perennial forb—essentially a non-woody flowering plant that comes back year after year. As a member of the beloved penstemon family, it carries the DNA of some of our most cherished western wildflowers, though this particular variety remains something of a botanical mystery with limited information available about its specific characteristics.

You might also encounter this plant listed under its synonym, Penstemon cleburnei M.E. Jones, in older botanical references or specialized native plant catalogs.

Where Does It Call Home?

This native beauty has carved out its niche in just two states: Utah and Wyoming. If you’re gardening in either of these areas, you have the opportunity to grow a plant that’s genuinely from your neighborhood—not just your general region, but truly local.

A Word About Rarity

Here’s something important to know: Cleburn’s penstemon has a conservation status that suggests it’s not as common as we might like. With a Global Conservation Status of S4T3, this plant deserves our respect and careful consideration. If you decide to add it to your garden, make sure you’re sourcing it responsibly from reputable native plant nurseries or seed companies that ethically collect and propagate native species.

The Reality of Growing Cleburn’s Penstemon

Let’s be honest—this is where things get a bit challenging. Cleburn’s penstemon is one of those native plants that hasn’t made the leap into mainstream horticulture, which means detailed growing information is scarce. What we do know is that as a native forb of Utah and Wyoming, it’s likely adapted to:

  • The challenging weather conditions of the Mountain West
  • Well-draining soils typical of the region
  • The natural precipitation patterns of its native range
  • Temperature fluctuations common to higher elevations

Why Consider This Plant for Your Garden?

Despite the limited growing information available, there are compelling reasons to seek out Cleburn’s penstemon:

  • True native authenticity: This isn’t just native to North America—it’s native to your specific corner of the world
  • Low maintenance potential: Plants adapted to harsh mountain conditions typically don’t need babying once established
  • Conservation value: Growing native species helps preserve genetic diversity
  • Unique garden character: You’ll have something truly special that most gardeners have never heard of

The Bottom Line

Cleburn’s penstemon represents both an opportunity and a challenge for native plant enthusiasts. While we can’t provide you with a detailed care guide (because frankly, the information just isn’t widely available), we can tell you that supporting plants native to your specific region is always a worthy gardening goal.

If you’re intrigued by this botanical puzzle, consider reaching out to local native plant societies, botanical gardens, or university extension services in Utah or Wyoming. They may have additional insights about this intriguing variety and can help you source it responsibly.

Remember, every native plant we successfully grow and propagate helps ensure these regional treasures don’t disappear from our landscapes. Sometimes the most rewarding gardening adventures come from the plants that make us work a little harder to understand them.

Cleburn’s Penstemon

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Scrophulariales

Family

Scrophulariaceae Juss. - Figwort family

Genus

Penstemon Schmidel - beardtongue

Species

Penstemon eriantherus Pursh - fuzzytongue penstemon

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