North America Non-native Plant

Canavalia Campylocarpa

Botanical name: Canavalia campylocarpa

USDA symbol: CACA103

Native status: Not native but doesn't reproduce and persist in the wild

Synonyms: Canavalia dictyota Piper (CADI43)   

Canavalia campylocarpa: The Mysterious Bean Vine Worth Knowing About If you’ve stumbled across the name Canavalia campylocarpa in your plant research, you’re not alone in wondering what exactly this species is all about. This lesser-known member of the legume family is something of a botanical mystery, with limited information available ...

Canavalia campylocarpa: The Mysterious Bean Vine Worth Knowing About

If you’ve stumbled across the name Canavalia campylocarpa in your plant research, you’re not alone in wondering what exactly this species is all about. This lesser-known member of the legume family is something of a botanical mystery, with limited information available compared to its more famous cousins in the Canavalia genus.

What We Know About This Plant

Canavalia campylocarpa belongs to the bean family (Fabaceae) and may also be found listed under its synonym, Canavalia dictyota Piper. Like other plants in the Canavalia genus, this species is likely a vigorous climbing vine that produces the characteristic bean-like flowers and pods that make this plant family so recognizable.

Where Does It Come From?

Here’s where things get a bit fuzzy – the exact native range and distribution of Canavalia campylocarpa isn’t well-documented in readily available sources. This lack of clear information about its origins and native status makes it challenging to recommend for native plant gardens or to assess its potential impact on local ecosystems.

Should You Grow It?

Given the limited information available about this particular species, including its native status, invasive potential, and specific growing requirements, most gardeners might want to consider better-documented alternatives. If you’re interested in bean family vines, there are several well-studied native options that might serve your garden better:

  • American groundnut (Apios americana) – a native climbing bean with edible tubers
  • Wild bean (Strophostyles helvola) – a native annual vine
  • Coral bean (Erythrina species) – depending on your location

If You Do Decide to Grow It

Should you come across Canavalia campylocarpa from a reputable source, it would likely prefer:

  • Warm, tropical to subtropical conditions (probably USDA zones 9-11)
  • Well-draining soil with good organic content
  • Full sun to partial shade
  • Adequate support for climbing, as most Canavalia species are vigorous vines
  • Regular watering during the growing season

Potential Benefits

Like other legumes, Canavalia campylocarpa likely provides some nitrogen fixation benefits to the soil and may attract pollinators such as bees and butterflies with its flowers. However, without more specific research on this particular species, these benefits remain theoretical.

The Bottom Line

While Canavalia campylocarpa might be an intriguing botanical curiosity, the lack of available information about its characteristics, native status, and growing requirements makes it a risky choice for most gardeners. Unless you’re a plant collector with experience growing unusual legumes, you’re probably better served by choosing well-documented native alternatives that will provide known benefits to your local ecosystem.

If you do encounter this plant, consider it an opportunity to contribute to botanical knowledge – but proceed with caution and always source plants responsibly from reputable suppliers who can verify their origins and characteristics.

Canavalia Campylocarpa

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Fabales

Family

Fabaceae Lindl. - Pea family

Genus

Canavalia Adans. - jackbean

Species

Canavalia campylocarpa Piper [excluded]

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