North America Native Plant

Hawaiian Nadvornikia

Botanical name: Nadvornikia hawaiensis

USDA symbol: NAHA3

Habit: lichen

Native status: Native to North America  

Hawaiian Nadvornikia: A Mysterious Lichen Worth Knowing If you’ve ever wondered about the tiny, often overlooked organisms that quietly inhabit our gardens and natural spaces, let me introduce you to Hawaiian nadvornikia (Nadvornikia hawaiensis). This fascinating lichen represents one of nature’s most interesting partnerships, though it remains somewhat of an ...

Hawaiian Nadvornikia: A Mysterious Lichen Worth Knowing

If you’ve ever wondered about the tiny, often overlooked organisms that quietly inhabit our gardens and natural spaces, let me introduce you to Hawaiian nadvornikia (Nadvornikia hawaiensis). This fascinating lichen represents one of nature’s most interesting partnerships, though it remains somewhat of an enigma even to botanists and gardeners alike.

What Exactly Is Hawaiian Nadvornikia?

Hawaiian nadvornikia isn’t your typical garden plant – it’s actually a lichen! For those unfamiliar with lichens, think of them as nature’s ultimate roommates. They’re composite organisms made up of a fungus and an algae (or sometimes cyanobacteria) living together in perfect harmony. The fungus provides structure and protection, while the algae produces food through photosynthesis. It’s like having a built-in chef and landlord all in one tiny package!

This particular species is native to North America, though specific details about its exact range and distribution remain limited in readily available sources.

Is It Beneficial for Your Garden?

While you won’t be planting Hawaiian nadvornikia in neat rows like your favorite perennials, lichens like this one can actually be quite beneficial for garden ecosystems when they occur naturally:

  • They help indicate good air quality – lichens are sensitive to pollution
  • They contribute to soil formation over time as they break down rock surfaces
  • They provide habitat for tiny insects and other small creatures
  • They add visual interest and natural character to garden spaces

How to Identify Hawaiian Nadvornikia

Identifying specific lichen species can be tricky business, even for experts! Unfortunately, detailed identifying characteristics for Hawaiian nadvornikia aren’t well-documented in common field guides. If you suspect you’ve found this lichen in your garden or local area, you might want to:

  • Take clear, close-up photographs
  • Note the substrate it’s growing on (rock, tree bark, soil, etc.)
  • Observe the color, texture, and overall form
  • Contact your local extension office or natural history museum for identification help

The Garden Perspective

As a gardener, the best approach with lichens like Hawaiian nadvornikia is simply to appreciate them when they appear naturally. You can’t really grow lichens in the traditional sense – they’ll show up on their own when conditions are right. If you’re lucky enough to have them in your garden, consider it a sign that your outdoor space is supporting diverse life forms!

The presence of lichens often indicates that you’re maintaining a relatively clean, unpolluted environment, which is great news for both your plants and local wildlife. So next time you spot what might be Hawaiian nadvornikia or any other lichen in your garden, take a moment to appreciate these quiet, unassuming partners in your garden’s ecosystem.

Hawaiian Nadvornikia

Classification

Group

Lichen

Kingdom

Fungi - Fungi

Subkingdom
Superdivision
Division

Ascomycota - Sac fungi

Subdivision
Class

Ascomycetes

Subclass
Order

Graphidales

Family

Thelotremataceae Stizenb.

Genus

Nadvornikia Tibell - nadvornikia

Species

Nadvornikia hawaiensis (Tuck.) Tibell - Hawaiian nadvornikia

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