North America Native Plant

Clubmoss Mousetail

Botanical name: Ivesia lycopodioides scandularis

USDA symbol: IVLYS

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Clubmoss Mousetail: A Rare California Native Worth Knowing Meet clubmoss mousetail (Ivesia lycopodioides scandularis), a charming perennial forb that’s as unique as its whimsical name suggests. This California native might not be the showiest plant in your garden, but it’s definitely one of the most intriguing—if you can find it! ...

Clubmoss Mousetail: A Rare California Native Worth Knowing

Meet clubmoss mousetail (Ivesia lycopodioides scandularis), a charming perennial forb that’s as unique as its whimsical name suggests. This California native might not be the showiest plant in your garden, but it’s definitely one of the most intriguing—if you can find it!

What Makes Clubmoss Mousetail Special?

This little perennial belongs to the rose family, though you might not recognize the family resemblance at first glance. As a forb, clubmoss mousetail is a non-woody plant that dies back to ground level but returns year after year from its perennial roots. Think of it as nature’s way of creating a low-key, long-term garden resident.

Where Does It Call Home?

Clubmoss mousetail is a true California native, endemic to the Golden State. This subspecies appears to have a very limited range within California, making it something of a botanical treasure. Its native status means it has evolved specifically to thrive in California’s unique climate and soil conditions.

Should You Plant Clubmoss Mousetail?

Here’s where things get interesting—and a bit challenging. While clubmoss mousetail is undeniably appealing as a native plant choice, its extremely limited distribution suggests it may be quite rare. This rarity presents both an opportunity and a responsibility for gardeners.

The Good News:

  • It’s a true California native, supporting local ecosystems
  • As a perennial, it provides long-term garden value
  • Low-maintenance once established (typical of native plants)
  • Unique addition to native plant collections

The Reality Check:

  • Extremely difficult to find in cultivation
  • Limited information about growing requirements
  • Potentially rare in the wild
  • May require specialized growing conditions

Growing Clubmoss Mousetail: What We Know

Unfortunately, detailed cultivation information for this specific subspecies is quite limited. However, based on its classification and native habitat, here are some educated guidelines:

Growing Conditions:

  • Likely prefers well-draining soils (typical for California natives)
  • Probably drought-tolerant once established
  • May require specific soil conditions found in its native range
  • Likely needs minimal summer water

Garden Role:

If you’re lucky enough to grow clubmoss mousetail, it would likely work best in:

  • Specialized native plant gardens
  • Rock gardens or alpine-style plantings
  • Conservation-focused landscapes
  • Botanical collections

A Word of Caution and Responsibility

Given the apparent rarity of clubmoss mousetail, any gardener interested in growing this plant should prioritize responsible sourcing. Never collect plants from the wild, and only purchase from reputable native plant nurseries that can verify their plants are ethically propagated. Consider this plant only if you’re committed to conservation and have experience with challenging native species.

Alternative Native Options

If clubmoss mousetail proves too elusive or challenging, consider these other California native forbs that might be easier to source and grow:

  • Other Ivesia species that are more readily available
  • Native strawberries (Fragaria species)
  • California asters
  • Native penstemons

The Bottom Line

Clubmoss mousetail represents the fascinating world of highly specialized native plants. While it may not be the easiest plant to grow or find, it serves as a reminder of California’s incredible botanical diversity. If you encounter this plant in the wild, take a moment to appreciate its uniqueness—and maybe snap a photo instead of taking a cutting!

For most gardeners, clubmoss mousetail will remain more of a botanical curiosity than a garden staple. But for dedicated native plant enthusiasts with access to responsibly sourced material, it could be a treasured addition to a specialized collection. Just remember: with great botanical rarity comes great gardening responsibility!

Clubmoss Mousetail

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 lycopodioides A. Gray - clubmoss mousetail

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