North America Native Plant

Plagiothecium Moss

Botanical name: Plagiothecium latebricola

USDA symbol: PLLA9

Habit: nonvascular

Native status: Native to North America  

Synonyms: Isopterygium latebricola (Schimp.) Delogne (ISLA4)   

Discovering Plagiothecium Moss: A Native Treasure for Your Garden Ever wondered about those delicate, feathery green carpets you might spot in shaded corners of your yard? You could be looking at plagiothecium moss (Plagiothecium latebricola), a charming native moss that’s quietly doing important work in North American ecosystems. What Exactly ...

Rare plant alert!

Region: Conservation status by state

Status: S3S4: Status is uncertain but is somewhere between the following rankings: 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 ⚘

Discovering Plagiothecium Moss: A Native Treasure for Your Garden

Ever wondered about those delicate, feathery green carpets you might spot in shaded corners of your yard? You could be looking at plagiothecium moss (Plagiothecium latebricola), a charming native moss that’s quietly doing important work in North American ecosystems.

What Exactly is Plagiothecium Moss?

Plagiothecium moss is a native North American moss species that belongs to the fascinating world of bryophytes – those ancient, non-flowering plants that have been thriving on Earth for millions of years. Unlike the towering trees and showy flowers we typically think about when planning our gardens, this humble moss creates intricate, low-growing tapestries that add subtle beauty and ecological value to natural landscapes.

This particular moss was once known by the scientific synonym Isopterygium latebricola, but regardless of what name you call it, it remains a distinctive and valuable part of our native plant communities.

Where Does This Moss Call Home?

As a native species to North America, plagiothecium moss has naturally evolved to thrive in our local conditions. However, specific details about its exact geographic range within North America remain somewhat mysterious – a reminder of how much we still have to learn about these often-overlooked members of our native flora.

Is This Moss Good for Your Garden?

Absolutely! Here’s why plagiothecium moss can be a wonderful addition to your outdoor space:

  • Low-maintenance ground cover: Once established, mosses require virtually no care
  • Erosion control: Those tiny but mighty root-like structures help hold soil in place
  • Natural beauty: Creates soft, green carpets with a delicate, feathery texture
  • Habitat creation: Provides microhabitats for tiny creatures like springtails and mites
  • Air quality: Like all mosses, it helps filter air and capture atmospheric moisture

How to Spot Plagiothecium Moss

Identifying this moss takes a bit of detective work, but here are the key features to look for:

  • Growth pattern: Forms flat, spreading mats rather than upright cushions
  • Branching style: Shows a distinctive feathery, pinnate (fern-like) branching pattern
  • Habitat preferences: Look for it on soil, rocks, fallen logs, or tree bases in shaded, moist areas
  • Texture: Creates smooth, carpet-like surfaces when viewed from above

A Word About Conservation

With a conservation status of S3S4, plagiothecium moss appears to be somewhat uncommon in portions of its range. This makes it even more special when you encounter it! If you’re fortunate enough to have this moss naturally occurring in your garden, consider yourself lucky and treat it with care.

Working with Nature, Not Against It

Rather than trying to actively cultivate this moss, the best approach is to create conditions where it might naturally establish itself:

  • Maintain shaded, consistently moist areas in your garden
  • Avoid using chemical fertilizers or pesticides in potential moss habitats
  • Leave some natural debris like fallen branches or leaf litter
  • Be patient – mosses establish slowly but surely

If you discover plagiothecium moss in your garden, take a moment to appreciate this small but significant piece of North America’s natural heritage. These quiet champions of the plant world remind us that sometimes the most valuable garden residents are the ones that ask for the least attention while giving back the most to their ecosystem.

Plagiothecium Moss

Classification

Group

Moss

Kingdom

Plantae - Plants

Subkingdom
Superdivision
Division

Bryophyta - Mosses

Subdivision

Musci

Class

Bryopsida - True mosses

Subclass

Bryidae

Order

Hypnales

Family

Plagiotheciaceae M. Fleisch.

Genus

Plagiothecium Schimp. - plagiothecium moss

Species

Plagiothecium latebricola Schimp. - plagiothecium moss

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