North America Native Plant

Lindsaeosoria

Botanical name: ×Lindsaeosoria

USDA symbol: LINDS2

Life cycle: perennial

Habit: forb

Native status: Native to Hawaii  

Lindsaeosoria: Hawaii’s Mysterious Native Fern If you’re a fern enthusiast or native plant lover, you might have stumbled across the intriguing name lindsaeosoria (×Lindsaeosoria) in your botanical wanderings. This perennial fern is native to Hawaii, but here’s the thing – it’s one of those botanical mysteries that keeps plant nerds ...

Lindsaeosoria: Hawaii’s Mysterious Native Fern

If you’re a fern enthusiast or native plant lover, you might have stumbled across the intriguing name lindsaeosoria (×Lindsaeosoria) in your botanical wanderings. This perennial fern is native to Hawaii, but here’s the thing – it’s one of those botanical mysteries that keeps plant nerds like us scratching our heads!

What Exactly Is Lindsaeosoria?

×Lindsaeosoria belongs to the fern family and is classified as a forb – essentially a non-woody vascular plant that lacks the thick, woody stems you’d find on shrubs or trees. The × symbol in front of its name suggests this might be a hybrid fern, which would explain why information about it is as rare as hen’s teeth.

As a perennial, this fern would theoretically return year after year, with its growing points (called perennating buds) tucked safely at or below ground level – a clever survival strategy that many ferns have mastered.

Where Does It Call Home?

This mysterious fern is native to Hawaii, making it part of the islands’ unique and often endemic flora. Hawaii’s isolation in the Pacific has created some truly spectacular plant communities, and native species like lindsaeosoria play important roles in these island ecosystems.

The Challenge for Gardeners

Here’s where things get tricky for us gardening enthusiasts. While ×Lindsaeosoria is documented as a Hawaiian native, finding detailed growing information, cultivation tips, or even clear identification guides is like looking for a needle in a haystack. This could mean several things:

  • It might be an extremely rare species with limited distribution
  • It could be a hybrid that occurs naturally but isn’t commonly cultivated
  • The plant might have very specific habitat requirements that make it difficult to grow in typical garden settings

What This Means for Your Garden

If you’re passionate about Hawaiian native plants and happen to live in Hawaii (or a similar tropical climate), seeking out information about this fern could be a rewarding botanical adventure. However, given the scarcity of cultivation information, you might want to consider these alternatives:

  • Connect with local botanical gardens or native plant societies in Hawaii
  • Explore other well-documented Hawaiian native ferns that might fill a similar ecological niche
  • Consider working with conservation groups if this turns out to be a rare species in need of protection

The Bigger Picture

Sometimes the most fascinating plants are the ones that remain mysterious. ×Lindsaeosoria serves as a reminder that there’s still so much we don’t know about the plant kingdom, especially when it comes to rare natives and natural hybrids. Whether this fern is extremely rare, very specific in its habitat needs, or simply hasn’t been thoroughly studied, it represents the kind of botanical puzzle that makes plant exploration so exciting.

If you’re lucky enough to encounter this fern in its native Hawaiian habitat, take photos, note its growing conditions, and consider sharing your observations with local botanical researchers. You might just be contributing to our understanding of this elusive native species!

Lindsaeosoria

Classification

Group

Fern

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision
Division

Pteridophyta - Ferns

Subdivision
Class

Filicopsida

Subclass
Order

Polypodiales

Family

Dennstaedtiaceae Lotsy - Bracken Fern family

Genus

×Lindsaeosoria W.H. Wagner - lindsaeosoria

Species

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