North America Native Plant

Belonia Lichen

Botanical name: Belonia russula

USDA symbol: BERU2

Habit: lichen

Native status: Native to North America  

Synonyms: Belonia fennica Vain. (BEFE2)   

Belonia Lichen: A Tiny Marvel You Might Be Overlooking If you’ve ever wondered about those small, crusty patches you sometimes spot on tree bark or rocks, you might have encountered the fascinating world of lichens. Today, let’s explore one particular species that calls North America home: the belonia lichen, scientifically ...

Belonia Lichen: A Tiny Marvel You Might Be Overlooking

If you’ve ever wondered about those small, crusty patches you sometimes spot on tree bark or rocks, you might have encountered the fascinating world of lichens. Today, let’s explore one particular species that calls North America home: the belonia lichen, scientifically known as Belonia russula.

What Exactly Is Belonia Lichen?

Before we dive deeper, let’s clear up what we’re actually looking at. Belonia lichen isn’t a plant in the traditional sense – it’s actually a lichen! Lichens are remarkable organisms that represent a partnership between fungi and algae (or sometimes cyanobacteria), working together in perfect harmony. Think of them as nature’s ultimate roommates, each bringing something valuable to the relationship.

The belonia lichen, with its synonym Belonia fennica, is a native North American species that quietly goes about its business in our natural landscapes. While it might not grab attention like a showy wildflower, this small organism plays important roles in its ecosystem.

Where Can You Find Belonia Lichen?

As a North American native, belonia lichen has made itself at home across various regions of the continent. However, specific details about its exact range and preferred habitats remain somewhat mysterious – lichens often fly under the radar of casual observation, despite being all around us.

Is Belonia Lichen Beneficial for Your Garden?

While you can’t exactly plant belonia lichen like you would a tomato or a rose bush, its presence in your garden or natural areas can actually be quite beneficial:

  • Environmental indicators: Lichens are sensitive to air quality, so their presence often indicates a healthy environment
  • Ecosystem support: They provide food and habitat for various small creatures
  • Soil building: Over time, lichens help break down rock surfaces and contribute to soil formation
  • Natural beauty: They add subtle texture and interest to bark, rocks, and other surfaces

How to Identify Belonia Lichen

Identifying specific lichen species can be tricky business, even for experts! Belonia lichen, like many of its relatives, typically appears as small, crusty growths. However, without detailed microscopic examination and chemical testing, definitively identifying this particular species versus other similar lichens requires specialized knowledge.

If you’re curious about lichens in your area, consider:

  • Looking for small, flat, crusty growths on tree bark, rocks, or other surfaces
  • Noting their color, texture, and growing pattern
  • Taking photos and consulting with local naturalist groups or extension services
  • Joining a lichen walk or workshop to learn identification skills

Encouraging Lichens in Your Landscape

While you can’t plant belonia lichen, you can create conditions that welcome lichens in general:

  • Maintain clean air: Avoid using harsh chemicals or creating pollution that might harm these sensitive organisms
  • Provide surfaces: Leave some natural bark, stone, or wooden surfaces available
  • Be patient: Lichens grow incredibly slowly, so any colonization will take time
  • Avoid disturbance: Try not to scrub or remove lichens from surfaces where they’re not causing problems

The Bottom Line

Belonia lichen might not be the star of your garden show, but it’s one of those quiet, hardworking members of the ecosystem that deserves recognition. If you spot what might be this species (or any lichen) in your outdoor spaces, take a moment to appreciate these remarkable partnerships between fungi and algae that have been perfecting their collaboration for millions of years.

Remember, the best approach to lichens is simply to let them be and enjoy the subtle beauty and ecological benefits they bring to your landscape. Sometimes the smallest organisms make the biggest difference in creating healthy, diverse outdoor spaces.

Belonia Lichen

Classification

Group

Lichen

Kingdom

Fungi - Fungi

Subkingdom
Superdivision
Division

Ascomycota - Sac fungi

Subdivision
Class

Ascomycetes

Subclass
Order

Gyalectales

Family

Gyalectaceae Stizenb.

Genus

Belonia Körb. ex Nyl. - belonia lichen

Species

Belonia russula Körb. ex Nyl. - belonia lichen

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