North America Native Plant

Bunodophoron

Botanical name: Bunodophoron

USDA symbol: BUNOD

Habit: lichen

Native status: Native to North America  

Bunodophoron: The Mysterious Branching Lichen in Your Backyard Have you ever spotted what looks like tiny, pale coral formations growing on tree bark or rocks in your garden? You might have encountered Bunodophoron, a fascinating lichen genus that’s more common than you’d think – yet most gardeners have never heard ...

Bunodophoron: The Mysterious Branching Lichen in Your Backyard

Have you ever spotted what looks like tiny, pale coral formations growing on tree bark or rocks in your garden? You might have encountered Bunodophoron, a fascinating lichen genus that’s more common than you’d think – yet most gardeners have never heard of it!

What Exactly Is Bunodophoron?

Let’s clear up any confusion right away: Bunodophoron isn’t a plant you can buy at the nursery or grow from seed. It’s actually a lichen – a remarkable partnership between fungi and algae that creates something entirely unique in the natural world. Think of it as nature’s own collaboration project, where two completely different organisms team up to thrive in places where neither could survive alone.

These lichens are native to North America and form distinctive branching, coral-like structures that range from pale gray to whitish in color. They’re part of the Stereocaulaceae family and have been quietly decorating our landscapes for centuries.

Where You’ll Find This Natural Wonder

Bunodophoron naturally occurs throughout North America, with a particular fondness for cooler climates. You’re most likely to spot these lichens in boreal and arctic regions, thriving in USDA hardiness zones 1 through 6.

Is Bunodophoron Beneficial for Your Garden?

While you can’t plant Bunodophoron, discovering it in your garden is actually fantastic news! Here’s why you should celebrate these tiny coral-like formations:

  • Air quality indicator: Lichens are incredibly sensitive to air pollution, so their presence means you have clean, healthy air
  • Ecosystem health sign: They indicate a balanced, undisturbed environment
  • Natural beauty: They add subtle, artistic texture to tree bark and rock surfaces
  • Wildlife habitat: Some small creatures use lichens for shelter and nesting material

How to Identify Bunodophoron

Spotting Bunodophoron is like finding nature’s hidden artwork. Look for these key characteristics:

  • Branching, coral-like growth pattern
  • Pale gray to whitish coloration
  • Growing on tree bark, rocks, or occasionally soil
  • Small size – typically just a few centimeters tall
  • Dry, somewhat brittle texture when touched gently

You’ll most commonly find them growing on the bark of mature trees, particularly in areas with good air circulation and moderate moisture levels.

Creating Lichen-Friendly Conditions

While you can’t plant Bunodophoron, you can certainly encourage its natural occurrence by maintaining a healthy garden environment:

  • Avoid using harsh chemicals or pesticides that pollute the air
  • Maintain mature trees with textured bark
  • Keep some natural rock features in your landscape
  • Ensure good air circulation throughout your garden
  • Minimize disturbance to areas where lichens are already growing

The Bottom Line on Bunodophoron

Think of Bunodophoron as nature’s quality control system for your garden. You can’t buy it, plant it, or force it to grow – but when it shows up naturally, it’s telling you that your garden environment is healthy and thriving. Rather than trying to cultivate these lichens, focus on creating the clean, balanced conditions they love, and you might just be rewarded with these fascinating little coral-like treasures appearing on their own.

So the next time you’re wandering through your garden, take a closer look at those tree trunks and rock surfaces. You might discover you’re hosting some of nature’s most interesting partnerships – and that’s something worth celebrating!

Bunodophoron

Classification

Group

Lichen

Kingdom

Fungi - Fungi

Subkingdom
Superdivision
Division

Ascomycota - Sac fungi

Subdivision
Class

Ascomycetes

Subclass
Order

Caliciales

Family

Sphaerophoraceae Fr.

Genus

Bunodophoron A. Massal.

Species

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