North America Native Plant

Brandegee’s Cirriphyllum Moss

Botanical name: Cirriphyllum brandegeei

USDA symbol: CIBR5

Habit: nonvascular

Native status: Native to North America  

Synonyms: Brachythecium brandegeei (Austin) H. Rob. (BRBR10)   

Brandegee’s Cirriphyllum Moss: A Delicate Native Ground Cover If you’ve ever wandered through a shaded forest and noticed tiny, feathery green carpets decorating fallen logs and rocky surfaces, you might have encountered Brandegee’s cirriphyllum moss. This charming little moss, scientifically known as Cirriphyllum brandegeei, is one of North America’s native ...

Brandegee’s Cirriphyllum Moss: A Delicate Native Ground Cover

If you’ve ever wandered through a shaded forest and noticed tiny, feathery green carpets decorating fallen logs and rocky surfaces, you might have encountered Brandegee’s cirriphyllum moss. This charming little moss, scientifically known as Cirriphyllum brandegeei, is one of North America’s native bryophytes that quietly plays an important role in our natural ecosystems.

What Is Brandegee’s Cirriphyllum Moss?

Brandegee’s cirriphyllum moss is a terrestrial moss species that belongs to the fascinating world of bryophytes – those ancient green plants that include mosses, liverworts, and hornworts. Unlike flowering plants, this moss is entirely herbaceous and has a particular fondness for attaching itself to solid surfaces like rocks, fallen logs, and tree bark rather than growing directly in soil.

You might also encounter this species referenced by its scientific synonym, Brachythecium brandegeei, in older botanical literature. Don’t let the name changes confuse you – it’s the same delightful little moss!

Where Does It Grow?

As a native North American species, Brandegee’s cirriphyllum moss has been quietly carpeting our forests and rocky areas for countless years. While specific distribution details aren’t well-documented in popular literature, this moss typically thrives in the cooler, moister regions where many of our native bryophytes call home.

Is It Beneficial for Your Garden?

Absolutely! While you might not be able to plant this moss in the traditional sense, encouraging its presence in your garden can bring several benefits:

  • Natural ground cover: Creates beautiful, living carpets in shaded areas where grass struggles to grow
  • Moisture retention: Helps maintain soil moisture and prevents erosion
  • Habitat creation: Provides microhabitats for tiny creatures and beneficial insects
  • Natural beauty: Adds texture and year-round green color to woodland gardens
  • Low maintenance: Once established, requires no watering, fertilizing, or mowing

How to Identify Brandegee’s Cirriphyllum Moss

Spotting this moss requires a keen eye and perhaps a magnifying glass! Here’s what to look for:

  • Growing surface: Look for it growing on rocks, fallen logs, tree bark, or other solid surfaces rather than directly in soil
  • Growth pattern: Forms small, delicate patches with a feathery or branching appearance
  • Color: Bright to dark green, depending on moisture levels and season
  • Texture: Soft and velvety to the touch
  • Preferred habitat: Shaded, moist areas in forests or woodland gardens

Encouraging Moss in Your Garden

While you can’t exactly plant Brandegee’s cirriphyllum moss like you would a flower, you can create conditions that welcome it and other native mosses:

  • Maintain shaded, moist areas in your landscape
  • Leave fallen logs and natural debris in woodland areas
  • Avoid using chemicals that might harm bryophytes
  • Be patient – mosses colonize naturally when conditions are right
  • Resist the urge to clean up every surface – mosses need substrates to grow on

A Quiet Garden Companion

Brandegee’s cirriphyllum moss may not produce showy flowers or dramatic foliage, but it offers something equally valuable: a connection to the ancient, foundational layer of our native plant communities. By welcoming mosses like this one into our gardens, we’re supporting biodiversity and creating more naturalistic, sustainable landscapes that honor our local ecosystems.

Next time you’re in a shaded corner of your garden, take a moment to look closely at the surfaces around you. You might just discover that this delicate native moss has already found its way home.

Brandegee’s Cirriphyllum Moss

Classification

Group

Moss

Kingdom

Plantae - Plants

Subkingdom
Superdivision
Division

Bryophyta - Mosses

Subdivision

Musci

Class

Bryopsida - True mosses

Subclass

Bryidae

Order

Hypnales

Family

Brachytheciaceae Schimp. - Brachythecium moss family

Genus

Cirriphyllum Grout - cirriphyllum moss

Species

Cirriphyllum brandegeei (Austin) Grout - Brandegee's cirriphyllum moss

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