North America Native Plant

Enterographa Lecanoroides

Botanical name: Enterographa lecanoroides

USDA symbol: ENLE4

Habit: lichen

Native status: Native to North America  

Synonyms: Schismatomma palidellum auct. (SCPA16)   

Enterographa lecanoroides: The Mysterious North American Lichen You Might Already Have in Your Garden Have you ever noticed small, crusty patches on tree bark or rocks in your outdoor space and wondered what they were? You might be looking at Enterographa lecanoroides, a fascinating lichen species that’s been quietly living ...

Enterographa lecanoroides: The Mysterious North American Lichen You Might Already Have in Your Garden

Have you ever noticed small, crusty patches on tree bark or rocks in your outdoor space and wondered what they were? You might be looking at Enterographa lecanoroides, a fascinating lichen species that’s been quietly living in North American landscapes for centuries. While you can’t plant or cultivate this little organism like your typical garden flowers, understanding what it is and recognizing its presence can give you valuable insights into the health of your local ecosystem.

What Exactly Is Enterographa lecanoroides?

Let’s clear up any confusion right away – Enterographa lecanoroides isn’t a plant in the traditional sense. It’s actually a lichen, which is a remarkable partnership between a fungus and an algae (or sometimes cyanobacteria) living together in perfect harmony. This particular species is native to North America and belongs to a group of organisms that scientists have been studying and reclassifying over the years. You might occasionally see it referred to by its synonym, Schismatomma palidellum.

Lichens like Enterographa lecanoroides are fascinating because they’re essentially two different life forms that decided to team up. The fungus provides structure and protection, while the algae produces food through photosynthesis. It’s like nature’s version of the perfect roommate situation!

Geographic Distribution

This lichen species calls North America home, though specific distribution details for Enterographa lecanoroides are not well-documented in readily available sources. Like many lichen species, it likely has a broader range than we might expect, quietly existing in suitable habitats across the continent.

Is It Beneficial to Have in Your Garden?

While you can’t exactly invite Enterographa lecanoroides to move into your garden, having lichens naturally present is actually a wonderful sign! Here’s why you should be happy to spot lichens in your outdoor space:

  • Air Quality Indicators: Lichens are incredibly sensitive to air pollution, so their presence suggests you have relatively clean air in your area
  • Ecosystem Health: They contribute to biodiversity and play important roles in nutrient cycling
  • Habitat Creation: Some small creatures use lichens for shelter and food
  • Natural Beauty: They add subtle texture and interest to tree bark and rock surfaces

How to Identify Enterographa lecanoroides

Identifying specific lichen species can be tricky, even for experts, but here are some general characteristics to look for:

  • Growth Form: This is a crustose lichen, meaning it forms a crust-like layer that’s tightly attached to its substrate
  • Color: Typically appears as whitish to pale gray patches
  • Substrate: Look for it on tree bark or rock surfaces
  • Texture: Forms thin, crusty patches that seem to be painted onto the surface

Keep in mind that definitively identifying Enterographa lecanoroides often requires microscopic examination and chemical tests, so don’t worry if you can’t be 100% certain about the species you’re observing.

Can You Grow or Encourage Lichens?

Here’s where lichens differ dramatically from your typical garden plants – you can’t really cultivate them in the traditional sense. Enterographa lecanoroides and other lichens:

  • Cannot be planted or transplanted successfully
  • Don’t respond to fertilizers or typical gardening care
  • Establish themselves naturally when conditions are right
  • Grow extremely slowly, often taking years or decades to develop

However, you can create conditions that might encourage lichen diversity in your landscape by maintaining good air quality, avoiding excessive use of chemicals, and preserving natural surfaces like older trees and unfinished stone or wood structures.

The Bottom Line

While Enterographa lecanoroides isn’t something you can add to your shopping list at the garden center, discovering lichens like this one in your outdoor space is cause for celebration. They’re indicators of environmental health and add to the complex web of life that makes ecosystems function. The next time you spot crusty patches on tree bark or rocks, take a moment to appreciate these remarkable organisms that have been mastering the art of cooperation long before humans started gardening.

Remember, if you’re interested in supporting native biodiversity in ways you can actively control, focus on planting native flowering plants, shrubs, and trees that will provide food and habitat for local wildlife while creating the kind of healthy ecosystem where lichens like Enterographa lecanoroides can thrive naturally.

Enterographa Lecanoroides

Classification

Group

Lichen

Kingdom

Fungi - Fungi

Subkingdom
Superdivision
Division

Ascomycota - Sac fungi

Subdivision
Class

Ascomycetes

Subclass
Order

Opegraphales

Family

Opegraphaceae Stizenb.

Genus

Enterographa Fée - enterographa lichen

Species

Enterographa lecanoroides R.C. Harris

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