North America Native Plant

Pubescent Lemmon’s Needlegrass

Botanical name: Achnatherum lemmonii var. pubescens

USDA symbol: ACLEP

Life cycle: perennial

Habit: grass

Native status: Native to the lower 48 states  

Synonyms: Achnatherum lemmonii (Vasey) Barkworth ssp. pubescens (Crampton) Barkworth (ACLEP2)  âš˜  Stipa lemmonii (Vasey) Scribn. var. pubescens Crampton (STLEP)   

Pubescent Lemmon’s Needlegrass: A Rare California Native Worth Protecting If you’re passionate about California native plants and have a thing for rare treasures, pubescent Lemmon’s needlegrass (Achnatherum lemmonii var. pubescens) might just capture your gardening heart. This uncommon perennial grass is one of those blink and you’ll miss it natives ...

Rare plant alert!

Region: Conservation status by state

Status: S5T1?Q: Status is uncertain but is somewhere between the following rankings: Inexact rank: ⚘ Uncertain taxonomy: ⚘ Subspecies or variety is critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘ 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. ⚘

Pubescent Lemmon’s Needlegrass: A Rare California Native Worth Protecting

If you’re passionate about California native plants and have a thing for rare treasures, pubescent Lemmon’s needlegrass (Achnatherum lemmonii var. pubescens) might just capture your gardening heart. This uncommon perennial grass is one of those blink and you’ll miss it natives that deserves more attention—but also requires our careful stewardship.

What Makes This Grass Special?

Pubescent Lemmon’s needlegrass is a California endemic, meaning it calls only the Golden State home. As a member of the graminoid family, it’s a true grass with that classic fine-textured, graceful appearance that needlegrasses are known for. This perennial beauty has staying power, returning year after year to grace your garden with its subtle charm.

You might also encounter this plant listed under its synonyms: Achnatherum lemmonii ssp. pubescens or Stipa lemmonii var. pubescens—botanists do love their name changes!

Where Does It Grow?

This grass is exclusively found in California, where it has carved out its niche in the state’s diverse ecosystems. Its limited geographic distribution makes it a true California original.

Important Conservation Note

Here’s where things get serious, fellow gardeners. Pubescent Lemmon’s needlegrass has a conservation status that suggests it may be rare or of conservation concern. This means if you’re lucky enough to find this grass available for planting, you’ll want to ensure it comes from responsibly sourced, ethically propagated stock—never collected from wild populations.

Should You Grow It?

The short answer: maybe, but with important caveats. Here’s what to consider:

  • Conservation value: Growing rare natives in gardens can help preserve genetic diversity
  • Educational opportunity: It’s a conversation starter about California’s unique flora
  • Authenticity: Perfect for purist California native plant gardens
  • Responsibility required: Only source from reputable native plant nurseries with proper propagation practices

Growing Conditions and Care

Since detailed growing information for this specific variety is limited due to its rarity, we can make educated guesses based on its needlegrass relatives:

  • Soil: Likely prefers well-draining soils
  • Water: Probably drought-tolerant once established
  • Sun: Most needlegrasses appreciate full sun to partial shade
  • Climate zones: Likely suited to USDA zones 8-10, matching California’s climate

Landscape Role

In the right garden, pubescent Lemmon’s needlegrass could serve as:

  • An accent plant in native plant collections
  • Part of a grassland restoration project
  • A unique specimen for the serious native plant enthusiast
  • A component in naturalistic California landscapes

The Bottom Line

Pubescent Lemmon’s needlegrass isn’t your everyday garden center find, and that’s exactly what makes it special. If you’re committed to growing California natives and can source this grass responsibly, it could be a meaningful addition to your garden. However, given its rarity, consider also planting more common California native grasses that can provide similar aesthetic value while supporting local ecosystems.

Remember: with rare plants comes great responsibility. Always choose conservation over collection, and let’s work together to keep California’s native plant heritage thriving for generations to come.

Pubescent Lemmon’s Needlegrass

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Commelinidae

Order

Cyperales

Family

Poaceae Barnhart - Grass family

Genus

Achnatherum P. Beauv. - needlegrass

Species

Achnatherum lemmonii (Vasey) Barkworth - Lemmon's needlegrass

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