North America Native Plant

Talayote

Botanical name: Cynanchum racemosum var. unifarium

USDA symbol: CYRAU

Life cycle: perennial

Habit: vine

Native status: Native to the lower 48 states  

Synonyms: Cynanchum palmeri (S. Watson) S.F. Blake (CYPA18)  âš˜  Cynanchum unifarium (Scheele) Woodson (CYUN)   

Talayote: A Lesser-Known Texas Native Worth Understanding Meet talayote (Cynanchum racemosum var. unifarium), a native Texas perennial that you probably haven’t heard of—and there’s a good reason for that. This herbaceous plant is one of those quiet natives that doesn’t make much noise in gardening circles, partly because there’s still ...

Talayote: A Lesser-Known Texas Native Worth Understanding

Meet talayote (Cynanchum racemosum var. unifarium), a native Texas perennial that you probably haven’t heard of—and there’s a good reason for that. This herbaceous plant is one of those quiet natives that doesn’t make much noise in gardening circles, partly because there’s still quite a bit we don’t know about its garden potential.

What Exactly Is Talayote?

Talayote is a perennial forb native to Texas, meaning it’s an herbaceous plant without woody stems that comes back year after year. As a member of the milkweed family (though we should note this based on its genus), it shares some characteristics with its better-known cousins. The plant goes by the scientific name Cynanchum racemosum var. unifarium, and you might also see it listed under its synonyms Cynanchum palmeri or Cynanchum unifarium in older botanical references.

Where Does It Grow?

This Texas native has a pretty limited range—it’s found exclusively in the Lone Star State. For a plant to have such a restricted geographic distribution often means it has very specific habitat requirements or simply hasn’t been widely studied or cultivated.

Should You Plant Talayote in Your Garden?

Here’s where things get a bit tricky. While talayote is undeniably a native plant (which usually gets a thumbs up from us!), there are several important unknowns that make it difficult to give a wholehearted recommendation:

  • We don’t have reliable information about its growing conditions or care requirements
  • Its wildlife and pollinator benefits aren’t well documented
  • There’s no clear information about whether it’s rare or threatened
  • Its garden performance and aesthetic appeal are largely unknown

The Cautious Gardener’s Approach

If you’re intrigued by talayote and want to try growing this native Texan, here’s what we’d suggest:

  • Contact your local native plant society or county extension office for more detailed information
  • If you do find sources for this plant, make sure they’re reputable and that the plants are ethically sourced
  • Start small—try one or two plants in different locations to see how they perform
  • Keep detailed notes about your experience to contribute to our collective knowledge

Alternative Native Options

While you’re researching talayote, consider some other Texas natives that are better understood and readily available. These might include other milkweed family members like antelope horn milkweed (Asclepias speciosa) or tropical milkweed (Asclepias curassavica), depending on your specific location within Texas.

The Bottom Line

Talayote represents one of those interesting gaps in our gardening knowledge—a native plant that deserves more attention and study. While we can’t give you a complete growing guide today, we can appreciate that every native plant has potential value in supporting local ecosystems. If you’re an adventurous gardener who likes to experiment with lesser-known natives, talayote might be worth investigating further.

Just remember: when in doubt about any native plant, especially one with limited cultivation information, it’s always best to consult with local experts who understand your specific growing conditions and regional ecology.

Talayote

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Gentianales

Family

Asclepiadaceae Borkh. - Milkweed family

Genus

Cynanchum L. - swallow-wort

Species

Cynanchum racemosum (Jacq.) Jacq. - talayote

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