North America Native Plant

Marsupella Emarginata Tubulosa

Botanical name: Marsupella emarginata tubulosa

USDA symbol: MAEMT

Habit: nonvascular

Native status: Native to North America  

Marsupella emarginata tubulosa: A Mysterious North American Liverwort If you’ve ever wondered about the tiny green carpets that sometimes appear in the shadiest, dampest corners of natural areas, you might have encountered a liverwort. Today, we’re diving into the fascinating world of Marsupella emarginata tubulosa, a little-known bryophyte that calls ...

Rare plant alert!

Region: Conservation status by state

Status: S5T1T3: Status is uncertain but is somewhere between the following rankings: 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) ⚘ Subspecies or variety is 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. ⚘ 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. ⚘

Marsupella emarginata tubulosa: A Mysterious North American Liverwort

If you’ve ever wondered about the tiny green carpets that sometimes appear in the shadiest, dampest corners of natural areas, you might have encountered a liverwort. Today, we’re diving into the fascinating world of Marsupella emarginata tubulosa, a little-known bryophyte that calls North America home.

What Exactly Is This Plant?

Marsupella emarginata tubulosa isn’t your typical garden plant – it’s actually a liverwort, one of Earth’s most ancient plant groups. Liverworts are bryophytes, which means they’re non-vascular plants that lack the complex root, stem, and leaf systems we see in flowering plants. Think of them as nature’s minimalists, getting by with simple structures that have worked for millions of years.

This particular species is always herbaceous and has a unique habit of attaching itself to solid surfaces like rocks, living trees, or decaying wood rather than growing directly in soil. It’s like nature’s own living wallpaper!

Where Does It Call Home?

This liverwort is native to North America, though the specific geographical distribution remains somewhat mysterious in scientific literature. Like many of its bryophyte cousins, it likely prefers cooler, moister regions where it can find the perfect balance of humidity and shade.

A Rare Find

Here’s where things get interesting – Marsupella emarginata tubulosa has a conservation status that suggests it’s quite uncommon. With a rarity ranking that indicates limited distribution or specialized habitat needs, encountering this liverwort in the wild would be a special treat for any nature enthusiast.

Is It Good for Your Garden?

While you probably won’t be planting this liverwort intentionally, it might just show up on its own if conditions are right. Here’s what you need to know:

  • Beneficial presence: Liverworts can indicate healthy, undisturbed ecosystems
  • Moisture management: They help retain moisture in shaded areas
  • Erosion control: Their growth on rocks and wood surfaces can help stabilize these materials
  • Wildlife habitat: While specific benefits are unknown, many bryophytes provide shelter for tiny invertebrates

How to Identify It

Spotting Marsupella emarginata tubulosa requires a keen eye and possibly a magnifying glass! Look for:

  • Small, leafy growth patterns on rocks, tree bark, or decaying wood
  • Preference for shaded, moist environments
  • Growth that appears more flattened than typical mosses
  • Attachment to hard surfaces rather than soil

Remember, proper identification of bryophytes often requires microscopic examination, so if you think you’ve found this species, consider reaching out to local botanists or bryophyte specialists for confirmation.

Creating Liverwort-Friendly Conditions

While you can’t exactly plant this liverwort, you can create conditions that might encourage bryophytes in general:

  • Maintain consistently moist, shaded areas in your landscape
  • Avoid disturbing natural rock formations or old wood structures
  • Reduce chemical inputs in areas where you’d like to see natural colonization
  • Be patient – bryophytes establish slowly but can persist for years once settled

The Bottom Line

Marsupella emarginata tubulosa represents one of nature’s quiet success stories – a simple plant that has found its niche and thrived there for countless generations. While it may never be the star of your garden show, appreciating these humble bryophytes connects us to some of the oldest and most resilient plant life on our planet.

If you’re lucky enough to spot this rare liverwort, take a moment to marvel at its understated beauty and the ancient lineage it represents. Sometimes the smallest plants tell the biggest stories about the natural world around us.

Marsupella Emarginata Tubulosa

Classification

Group

Liverwort

Kingdom

Plantae - Plants

Subkingdom
Superdivision
Division

Hepaticophyta - Liverworts

Subdivision

Hepaticae

Class

Hepaticopsida

Subclass

Jungermanniae

Order

Jungermanniales

Family

Gymnomitriaceae H. Klinggr.

Genus

Marsupella Dumort.

Species

Marsupella emarginata (Ehrh.) Dumort.

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