North America Native Plant

Woodfern

Botanical name: Dryopteris ×australis

USDA symbol: DRAU5

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Dryopteris clintoniana (D.C. Eaton) Dowell var. australis Wherry (DRCLA)  âš˜  Dryopteris cristata (L.) A. Gray var. australis (Wherry) Blomquist & Correll (DRCRA)   

The Elusive Southern Wood Fern: A Rare Native Hybrid Worth Knowing Meet Dryopteris ×australis, commonly known as woodfern—a fascinating native plant that’s more mysterious than your average garden variety. This isn’t just any ordinary fern; it’s actually a natural hybrid that calls the southeastern United States home, making it a ...

Rare plant alert!

Region: Arkansas

Status: S1: Status is uncertain but is somewhere between the following rankings: Critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘

The Elusive Southern Wood Fern: A Rare Native Hybrid Worth Knowing

Meet Dryopteris ×australis, commonly known as woodfern—a fascinating native plant that’s more mysterious than your average garden variety. This isn’t just any ordinary fern; it’s actually a natural hybrid that calls the southeastern United States home, making it a true botanical treasure hiding in our woodlands.

What Makes This Fern Special?

This perennial fern represents nature’s own plant breeding experiment. As a hybrid (indicated by the × in its scientific name), Dryopteris ×australis emerged naturally through the crossing of related wood fern species. Unlike the flashy flowers that grab our attention in gardens, this woodland dweller offers the subtle beauty that only fern enthusiasts truly appreciate—elegant, divided fronds that create delicate patterns of light and shadow in forest understories.

Where You’ll Find It Growing Wild

This native beauty has quite a range across the southeastern states, naturally occurring in Alabama, Arkansas, Georgia, Louisiana, Maryland, Mississippi, North Carolina, South Carolina, Tennessee, and Virginia. It’s a true southeastern specialist, adapted to the unique conditions of this region’s forests and wetland edges.

A Rare Find Worth Protecting

Here’s where things get serious: in Arkansas, this fern carries an S1 rarity status, meaning it’s critically imperiled in that state. This isn’t a plant you’ll stumble across on every woodland walk, and that rarity makes it all the more precious to our native ecosystems.

If you’re thinking about adding this fern to your garden, proceed with extreme caution and responsibility. Only source plants from reputable native plant nurseries that can guarantee their stock wasn’t collected from wild populations. Better yet, consider supporting conservation efforts rather than cultivation.

Its Natural Habitat Preferences

This woodfern has some specific preferences that tell us a lot about where it likes to call home:

  • Moisture loving: Classified as Facultative Wetland in both the Atlantic and Gulf Coastal Plain and Eastern Mountains and Piedmont regions
  • Flexible but particular: Usually found in wetlands but can occasionally pop up in non-wetland areas
  • Woodland specialist: Thrives in the understory of forests and woodland edges

Garden Role and Landscape Potential

In the rare instances where this fern might be appropriately cultivated, it would serve as an understory accent in shade or woodland gardens. Think of it as nature’s own living sculpture—providing texture and form rather than color. It would be perfect for:

  • Native plant gardens focusing on southeastern species
  • Woodland restoration projects
  • Shade gardens that mimic natural forest floors
  • Conservation-minded landscapes

Wildlife and Ecosystem Benefits

While ferns don’t offer nectar to pollinators like flowering plants do, they play important roles in their ecosystems. They provide shelter for small wildlife, contribute to soil stability, and add to the complex web of forest floor ecology. Every native plant, no matter how subtle, has its place in supporting local wildlife communities.

The Bottom Line for Gardeners

Here’s the honest truth: Dryopteris ×australis is more of a plant to appreciate in the wild than to grow in your backyard. Its rarity status means we should be conserving existing populations rather than trying to cultivate it. If you’re drawn to the idea of native wood ferns in your garden, consider these more readily available alternatives:

  • Christmas fern (Polystichum acrostichoides)
  • Southern lady fern (Athyrium asplenioides)
  • Common wood fern (Dryopteris intermedia)

Sometimes the best way to love a rare plant is to leave it be and support the habitats where it naturally thrives. If you’re lucky enough to encounter Dryopteris ×australis in the wild, take a moment to appreciate this quiet woodland gem—and maybe snap a photo to share with fellow plant enthusiasts who understand that sometimes the most special plants are the ones we admire from a respectful distance.

Woodfern

Classification

Group

Fern

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision
Division

Pteridophyta - Ferns

Subdivision
Class

Filicopsida

Subclass
Order

Polypodiales

Family

Dryopteridaceae Herter - Wood Fern family

Genus

Dryopteris Adans. - woodfern

Species

Dryopteris ×australis (Wherry) Small (pro sp.) [celsa × ludoviciana] - woodfern

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