North America Native Plant

Naudin’s Cyclanthera

Botanical name: Cyclanthera naudiniana

USDA symbol: CYNA5

Life cycle: annual

Habit: vine

Native status: Native to the lower 48 states  

Discovering Naudin’s Cyclanthera: A Hidden Gem of the Great Plains If you’re a native plant enthusiast who loves diving into the lesser-known corners of North American flora, Naudin’s cyclanthera (Cyclanthera naudiniana) might just pique your curiosity. Also known as cutleaf cyclanthera, this annual native herb represents one of those fascinating ...

Discovering Naudin’s Cyclanthera: A Hidden Gem of the Great Plains

If you’re a native plant enthusiast who loves diving into the lesser-known corners of North American flora, Naudin’s cyclanthera (Cyclanthera naudiniana) might just pique your curiosity. Also known as cutleaf cyclanthera, this annual native herb represents one of those fascinating plants that quietly calls the Great Plains home, even if it doesn’t make the cover of every wildflower guide.

What Exactly Is Naudin’s Cyclanthera?

Naudin’s cyclanthera is an annual forb—basically a soft-stemmed herbaceous plant that completes its entire life cycle in one growing season. Unlike woody shrubs or trees, this plant stays tender and green throughout its life, putting all its energy into growing, flowering, and setting seed before winter arrives.

As a member of the cucumber family (Cucurbitaceae), it shares some DNA with more familiar garden favorites like squash and melons, though you’re unlikely to find this one at your local nursery anytime soon.

Where Does It Call Home?

This native beauty has carved out its niche across six states in the central United States: Colorado, Kansas, Nebraska, New Mexico, Oklahoma, and Texas. It’s perfectly adapted to the unique conditions of the Great Plains region, where summers can be scorching and winters harsh.

The Reality Check: Should You Plant It?

Here’s where things get interesting—and a bit challenging. While Naudin’s cyclanthera is undoubtedly a legitimate native species worthy of conservation and appreciation, it’s not exactly what you’d call garden-center material. Information about its specific growing requirements, ornamental value, and cultivation practices is surprisingly scarce, even in specialized botanical literature.

This scarcity of information isn’t necessarily a bad thing—it just means this plant has managed to fly under the radar of mainstream horticulture. However, it does present some practical challenges for the home gardener.

What We Don’t Know (Yet!)

Unfortunately, many details that would help gardeners make informed decisions remain mysteries:

  • Specific soil and moisture preferences
  • Mature size and growth habit details
  • Flower appearance and timing
  • Pollinator relationships and wildlife value
  • Seed availability and germination requirements

The Native Plant Enthusiast’s Dilemma

If you’re passionate about growing native plants from your specific region and you happen to live within this plant’s natural range, you might be wondering how to proceed. The challenge is that responsible native gardening requires reliable sources of locally-adapted seed or plants—and for lesser-known species like Naudin’s cyclanthera, these sources can be nearly impossible to find.

Better-Known Alternatives

While we wait for more information (and hopefully seed sources) to become available for Naudin’s cyclanthera, consider exploring these better-documented native alternatives from the same regions:

  • Wild bergamot (Monarda fistulosa)
  • Purple prairie clover (Dalea purpurea)
  • Blanket flower (Gaillardia pulchella)
  • Evening primrose (Oenothera speciosa)

The Bigger Picture

Plants like Naudin’s cyclanthera remind us that our native flora includes countless species that haven’t yet found their way into cultivation. While this can be frustrating for gardeners eager to grow every possible native plant, it also highlights the importance of habitat conservation and botanical research.

Sometimes the best way to support a native plant is simply to protect the wild spaces where it thrives naturally. Supporting land conservation efforts, participating in citizen science projects, and advocating for native plant research all contribute to a better understanding of species like Cyclanthera naudiniana.

Looking Forward

As interest in native plants continues to grow, we may eventually see more information and perhaps even cultivation guidance for fascinating species like Naudin’s cyclanthera. Until then, appreciating these plants in their natural habitats and supporting the ecosystems they call home remains our best approach.

Who knows? Maybe you’ll be the first gardener to successfully cultivate this Great Plains native and share your discoveries with the rest of us!

Naudin’s Cyclanthera

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Dilleniidae

Order

Violales

Family

Cucurbitaceae Juss. - Cucumber family

Genus

Cyclanthera Schrad. - cyclanthera

Species

Cyclanthera naudiniana Cogn. - Naudin's cyclanthera

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