North America Native Plant

Bactrospora Brodoi

Botanical name: Bactrospora brodoi

USDA symbol: BABR7

Habit: lichen

Native status: Native to North America  

Bactrospora brodoi: The Tiny Lichen You’ve Probably Never Noticed If you’ve ever wondered about those small, crusty patches you sometimes spot on tree bark during your garden walks, you might have encountered Bactrospora brodoi – a fascinating little lichen that’s been quietly doing its thing in North American forests for ...

Bactrospora brodoi: The Tiny Lichen You’ve Probably Never Noticed

If you’ve ever wondered about those small, crusty patches you sometimes spot on tree bark during your garden walks, you might have encountered Bactrospora brodoi – a fascinating little lichen that’s been quietly doing its thing in North American forests for ages. While this isn’t a plant you can add to your shopping list at the local nursery, it’s definitely worth getting to know!

What Exactly Is Bactrospora brodoi?

Let’s clear something up right away – Bactrospora brodoi isn’t actually a plant in the traditional sense. It’s a lichen, which is basically nature’s ultimate partnership between a fungus and algae (or sometimes cyanobacteria). Think of it as a biological buddy system where both partners help each other survive and thrive.

This particular lichen is native to North America and forms small, inconspicuous crusty patches on tree bark. You won’t find it stealing the show with flashy colors or dramatic textures, but it has its own subtle charm that’s worth appreciating.

Where Can You Find It?

Bactrospora brodoi calls North America home, with sightings particularly common in eastern regions. It prefers to set up shop on the bark of various tree species in forest environments, where it can quietly go about its lichen business without much fanfare.

Is It Good for Your Garden?

Here’s where things get interesting! While you can’t exactly plant Bactrospora brodoi (it’s not sold in garden centers, and it wouldn’t survive transplanting anyway), having it show up naturally in your landscape is actually a pretty good sign. Lichens like this one are excellent indicators of air quality – they’re basically nature’s air pollution detectors.

If you spot this lichen growing on trees in or near your property, it suggests you’ve got relatively clean air in your area. That’s definitely something to feel good about!

How to Identify Bactrospora brodoi

Spotting this lichen takes a bit of detective work since it’s not exactly showy. Here’s what to look for:

  • Small, crusty patches on tree bark
  • Typically found in forested areas
  • Forms inconspicuous, thin crusts rather than leafy or branching structures
  • Usually appears as small, scattered patches rather than large continuous areas

Keep in mind that lichen identification can be tricky even for experts, so if you think you’ve found Bactrospora brodoi, consider it a fun discovery rather than a definitive identification!

The Bottom Line

While Bactrospora brodoi won’t be joining your perennial border anytime soon, it’s one of those quiet contributors to ecosystem health that deserves a moment of appreciation. If you’re lucky enough to have it growing naturally on trees in your area, consider yourself in good company – you’re sharing your space with a hardy little organism that’s been perfecting the art of collaboration for millions of years.

So next time you’re out in your garden or taking a nature walk, take a moment to appreciate the small crusty patches on tree bark. You might just be looking at Bactrospora brodoi, doing its part to keep the natural world balanced and healthy.

Bactrospora Brodoi

Classification

Group

Lichen

Kingdom

Fungi - Fungi

Subkingdom
Superdivision
Division

Ascomycota - Sac fungi

Subdivision
Class

Ascomycetes

Subclass
Order

Opegraphales

Family

Opegraphaceae Stizenb.

Genus

Bactrospora A. Massal. - bactrospora lichen

Species

Bactrospora brodoi Egea & Torrente

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