North America Native Plant

Danafern

Botanical name: Danaea

USDA symbol: DANAE

Life cycle: perennial

Habit: forb

Native status: Native to Puerto Rico  

Danafern: A Prehistoric Beauty for Your Tropical Garden If you’ve ever dreamed of creating a garden that feels like stepping back in time, meet the danafern (Danaea). These remarkable ferns have been gracing tropical landscapes for millions of years, and they’re still turning heads today with their distinctive, almost prehistoric ...

Danafern: A Prehistoric Beauty for Your Tropical Garden

If you’ve ever dreamed of creating a garden that feels like stepping back in time, meet the danafern (Danaea). These remarkable ferns have been gracing tropical landscapes for millions of years, and they’re still turning heads today with their distinctive, almost prehistoric appearance.

What Exactly Is a Danafern?

Danaferns belong to an ancient family of ferns that have remained virtually unchanged since the age of dinosaurs. Unlike your typical backyard ferns, these tropical beauties are built to last, with thick, leathery fronds that can withstand the humid conditions of their native habitat. They’re part of the Marattiaceae family, which makes them botanical living fossils – pretty cool, right?

Where Do Danaferns Call Home?

These fascinating ferns are native to Puerto Rico and other parts of the tropical Americas. In Puerto Rico, you’ll find them thriving in the understory of humid forests, where they’ve adapted to life in dappled shade and consistent moisture.

Identifying Danaferns in the Wild

Spotting a danafern is easier than you might think once you know what to look for:

  • Thick, substantial fronds that feel almost rubbery to the touch
  • A robust, upright growth pattern
  • Distinctive forking patterns in the frond structure
  • A generally more substantial appearance compared to delicate woodland ferns

Are Danaferns Beneficial for Gardens?

Absolutely! If you’re lucky enough to live in USDA zones 10-12, danaferns can be incredible additions to your tropical landscape. Here’s why they’re garden gems:

  • They add an exotic, ancient feel to shade gardens
  • Their sturdy nature means they’re relatively low-maintenance
  • They provide excellent textural contrast to flowering tropical plants
  • As native plants in their range, they support local ecosystem health

Creating the Right Environment

While danaferns don’t require the fussy care of some exotic plants, they do have specific needs. They thrive in consistently humid environments with filtered light – think of recreating a tropical forest floor. Rich, well-draining soil and protection from harsh winds will keep them happy.

For those outside their native range, danaferns make stunning greenhouse or conservatory specimens, where you can control the humidity and temperature they crave.

The Bottom Line

Danaferns offer something truly special for tropical gardeners – a direct connection to prehistoric plant life that’s both beautiful and resilient. While they’re not suitable for every climate, those who can grow them successfully will be rewarded with a unique conversation piece that brings ancient history right into their backyard.

Whether you encounter them in their native Puerto Rican forests or cultivate them in your own tropical paradise, danaferns remind us that sometimes the most extraordinary plants are the ones that have simply perfected the art of being themselves – for millions of years running.

Danafern

Classification

Group

Fern

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision
Division

Pteridophyta - Ferns

Subdivision
Class

Filicopsida

Subclass
Order

Marattiales

Family

Marattiaceae Kaulf. - Vessel Fern family

Genus

Danaea Sm. - danafern

Species

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