Native Plants

Scented Beardtongue

Penstemon palmeri var. macranthus

USDA symbol: PEPAM3

perennial subshrub

Lower 48 states: native

Meet the scented beardtongue (Penstemon palmeri var. macranthus), a little-known native wildflower that calls Nevada home. This perennial herb is one of those plants that makes you feel like you’ve discovered a hidden treasure – if you’re lucky enough to encounter it in the wild or find seeds from a ...

Scented Beardtongue may be listed as rare in your area.
Global Conservation Status

Status: S4S5T2? | Secure: At low or no risk of extinction in the area due to an extensive range, abundant populations, and with little to no concern of declines or threats.

Scented Beardtongue: A Rare Nevada Native Worth Knowing About

Meet the scented beardtongue (Penstemon palmeri var. macranthus), a little-known native wildflower that calls Nevada home. This perennial herb is one of those plants that makes you feel like you’ve discovered a hidden treasure – if you’re lucky enough to encounter it in the wild or find seeds from a reputable native plant supplier.

A Nevada Exclusive

Unlike many native plants that spread across multiple states, scented beardtongue appears to be Nevada’s own special variety. It’s a regional variant of Palmer’s penstemon, distinguished enough to earn its own botanical classification. This herbaceous perennial grows as what botanists call a forb – essentially a soft-stemmed flowering plant that dies back to the ground each winter and returns from its roots each spring.

  • Species observed
  • No observations

The Mystery Plant Dilemma

Here’s where things get interesting (and a bit frustrating for us gardeners): scented beardtongue is somewhat of an enigma in the plant world. While we know it exists and that it’s native to Nevada, detailed information about its specific growing requirements, appearance, and garden performance is surprisingly scarce. This could be due to several factors:

  • It may be quite rare in the wild
  • It’s not widely cultivated in gardens
  • It may be very similar to its parent species, Palmer’s penstemon
  • Limited research has been conducted on this specific variety

Should You Grow It?

The short answer is: it depends on your gardening philosophy and patience level. If you’re someone who loves rare natives and enjoys the challenge of growing something unique, scented beardtongue could be right up your alley. However, there are some important considerations:

The Rarity Factor: With its unclear conservation status, this plant may be uncommon in the wild. If you do decide to grow it, make absolutely sure you’re obtaining seeds or plants from ethical, sustainable sources – never collect from wild populations.

The Information Gap: Without detailed growing guides, you’ll be somewhat on your own when it comes to care instructions. You’ll likely need to rely on general penstemon growing advice and your own experimentation.

Growing Scented Beardtongue (Best Guesses)

Since specific cultivation information is limited, here’s what we can reasonably assume based on its native Nevada habitat and relationship to other penstemons:

  • Soil: Likely prefers well-draining, sandy or rocky soils
  • Water: Probably drought-tolerant once established
  • Sun: Most penstemons prefer full sun to light shade
  • Climate: Adapted to Nevada’s desert climate conditions

Alternative Approaches

If you’re drawn to the idea of growing scented beardtongue but can’t find reliable sources or information, consider these alternatives:

  • Palmer’s penstemon (Penstemon palmeri) – the parent species with more available information
  • Other native Nevada penstemons that are better documented
  • Connect with Nevada native plant societies for local expertise
  • Contact botanical gardens in Nevada for cultivation advice

The Bottom Line

Scented beardtongue represents one of those fascinating corners of the native plant world where mystery meets opportunity. While it’s challenging to recommend specific growing techniques without more information, it’s definitely a plant worth keeping on your radar if you’re passionate about rare Nevada natives.

If you do encounter this plant or manage to grow it successfully, consider documenting your experience and sharing it with native plant communities – you might help fill in some of those knowledge gaps for future gardeners!

Remember: when in doubt about rare native plants, always err on the side of conservation and sustainable sourcing. The goal is to celebrate and preserve these unique species, not to put additional pressure on wild populations.

Penstemon palmeri var. macranthus is also known as...

Often we refer to plants by their common names. When shopping for plants the scientific name is the best way to positively identify the plant species you desire. But some plants have more than one name! While it doesn't happen often, nurseries might display one name while you're searching for another. Penstemon palmeri var. macranthus is also known as:

Penstemon macranthus | USDA symbol: PEMA16

Why do some plants have more than one name? Over time plant species may be renamed for a few reasons:

  1. Botanists in different regions named the same plant without knowing it had already been classified.
  2. A species was reclassified after scientific advances in, for example, DNA analysis.
  3. Slight variations within a species are sometimes mistakenly identified as entirely new species.

Classification

Group: Dicot
Kingdom: Plantae - Plants
Subkingdom: Tracheobionta - Vascular plants
Superdivision: Spermatophyta - Seed plants
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida - Dicotyledons
Subclass: Asteridae
Order: Scrophulariales
Family: Scrophulariaceae Juss. - Figwort family
Genus: Penstemon Schmidel - beardtongue

Species: Penstemon palmeri A. Gray - Palmer's penstemon

Variety: Penstemon palmeri A. Gray var. macranthus (Eastw.) N.H. Holmgren - scented beardtongue

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