North America Native Plant

Ray Fern

Botanical name: Schizaea pennula

USDA symbol: SCPE7

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states âš˜ Native to Puerto Rico  

Synonyms: Actinostachys germanii Fée (ACGE2)  âš˜  Actinostachys pennula (Sw.) Hook. (ACPE2)  âš˜  Microschizaea pennula (Sw.) C.F. Reed (MIPE10)  âš˜  Schizaea germanii (Fée) Prantl (SCGE3)   

Meet the Ray Fern: A Tiny Marvel of the Wetlands If you’ve ever wondered what happens when Mother Nature decides to create a fern that looks more like a tiny sea anemone than a traditional frond, meet the ray fern (Schizaea pennula). This quirky little native is one of those ...

Meet the Ray Fern: A Tiny Marvel of the Wetlands

If you’ve ever wondered what happens when Mother Nature decides to create a fern that looks more like a tiny sea anemone than a traditional frond, meet the ray fern (Schizaea pennula). This quirky little native is one of those blink and you’ll miss it plants that proves big surprises can come in very small packages.

What Exactly Is a Ray Fern?

The ray fern is a perennial fern species that’s about as far from your typical Boston fern as you can get. Instead of the classic feathery fronds we usually associate with ferns, this little character produces distinctive finger-like fertile structures that spread out like tiny rays or combs. These unique fingers are what give the plant its common name and make it instantly recognizable to those lucky enough to spot one in the wild.

Botanically known as Schizaea pennula, this small fern belongs to a rather exclusive club of unusual fern species. You might also encounter it listed under several scientific synonyms, including Actinostachys pennula or Microschizaea pennula, depending on which botanical reference you’re consulting.

Where Does Ray Fern Call Home?

This native beauty has a relatively limited range, naturally occurring in Florida and Puerto Rico. It’s a true southeastern specialist that has adapted to life in very specific wetland environments. The ray fern represents one of those special regional treasures that makes Florida’s native plant community so unique and diverse.

Is Ray Fern Right for Your Garden?

Here’s where things get a bit tricky with ray fern. While it’s undeniably fascinating and completely native to its range, this isn’t your typical garden center find. The ray fern has very specific habitat requirements that can be challenging to replicate in most home landscapes.

This little fern thrives in consistently moist to wet conditions and prefers the high humidity and filtered light of its natural bog and wetland habitats. It’s classified as facultative for wetland status, meaning it can handle both wetland and slightly drier conditions, but it definitely leans toward the moisture-loving side of the spectrum.

Spotting Ray Fern in the Wild

If you’re hiking through Florida’s wetlands or exploring natural areas in Puerto Rico, here’s what to look for:

  • Very small size – this isn’t a showstopper fern that dominates the landscape
  • Distinctive finger-like fertile fronds that extend upward like tiny rays
  • Typically found in moist, acidic soils in partially shaded locations
  • Often growing among other wetland plants and grasses

Garden Benefits and Considerations

While ray fern won’t attract butterflies or hummingbirds (ferns reproduce via spores, not flowers), it does contribute to the ecological diversity of native plant communities. In its natural habitat, it plays a role in the complex web of wetland ecosystems.

For most gardeners, ray fern is more of a discovery plant than a cultivation target. If you’re working on a wetland restoration project or have a specialized bog garden in zones 9-11, it might be worth investigating whether this species could find a home in your landscape. However, sourcing can be challenging, and the specific growing requirements make it more suitable for dedicated native plant enthusiasts than casual gardeners.

Growing Ray Fern Successfully

If you’re determined to try growing ray fern, here are the key requirements:

  • Consistently moist to wet, acidic soil conditions
  • Partial shade to filtered sunlight
  • High humidity environment
  • USDA hardiness zones 9-11
  • Protection from strong winds and temperature extremes

Remember, this is a specialist plant that has evolved for very particular conditions. Success will depend largely on your ability to recreate its preferred wetland habitat.

The Bottom Line

Ray fern is one of those plants that reminds us just how diverse and surprising the native plant world can be. While it may not be the easiest addition to most home gardens, it’s definitely worth knowing about and watching for during wetland explorations. Sometimes the most memorable plants are the small, subtle ones that make us stop and take a closer look at the incredible complexity of our native ecosystems.

Whether you spot it in the wild or manage to incorporate it into a specialized garden setting, ray fern represents the kind of unique native species that makes regional flora so special and worth protecting.

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" matching plants to their ideal growing conditions, so they'll thrive with less work and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection is. While tags list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. Surprisingly, many popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. Also, it helps you make smarter gardening choices and grow healthy plants with less care and feeding, saving you time, frustration, and money while producing an attractive garden with greater ecological benefits.

Regions
Status
Moisture Conditions

Atlantic and Gulf Coastal Plain

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Caribbean

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Ray Fern

Classification

Group

Fern

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision
Division

Pteridophyta - Ferns

Subdivision
Class

Filicopsida

Subclass
Order

Polypodiales

Family

Schizaeaceae Kaulf. - Curly-grass family

Genus

Schizaea Sm. - curlygrass fern

Species

Schizaea pennula Sw. - ray fern

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