North America Non-native Plant

Cuming’s Stickpea

Botanical name: Calliandra cumingii

USDA symbol: CACU17

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

Cuming’s Stickpea: A Mysterious Plant That May Not Exist If you’ve stumbled across the name Cuming’s stickpea (Calliandra cumingii) in your gardening research, you might be scratching your head—and for good reason! This particular plant name presents quite the botanical puzzle that’s worth exploring. The Mystery of Calliandra cumingii Here’s ...

Cuming’s Stickpea: A Mysterious Plant That May Not Exist

If you’ve stumbled across the name Cuming’s stickpea (Calliandra cumingii) in your gardening research, you might be scratching your head—and for good reason! This particular plant name presents quite the botanical puzzle that’s worth exploring.

The Mystery of Calliandra cumingii

Here’s where things get interesting (and a bit frustrating for plant enthusiasts): Calliandra cumingii doesn’t appear to be a recognized species in major botanical databases. While the genus Calliandra includes many beautiful flowering shrubs and trees commonly known as powderpuffs or fairy dusters, cumingii as a species epithet within this genus is not well-documented in current botanical literature.

The common name Cuming’s stickpea adds another layer of confusion, as stickpea typically refers to plants in the genus Calliandra, but the specific connection to someone named Cuming isn’t clear in botanical records.

What This Means for Gardeners

If you’re looking to add this specific plant to your garden, you might want to pump the brakes. Here’s why:

  • The plant may not exist as described
  • It could be a misidentification or outdated name
  • Without proper identification, you can’t know its growing requirements
  • You won’t know if it’s appropriate for your climate or garden conditions

What You Can Do Instead

Don’t let this botanical mystery discourage your gardening plans! Here are some solid alternatives:

Explore Other Calliandra Species: The genus Calliandra offers plenty of verified, beautiful options. Consider researching Calliandra haematocephala (red powderpuff) or Calliandra californica (Baja fairy duster) if you’re drawn to this plant family.

Consult Local Experts: Reach out to your local botanical garden, extension office, or native plant society. They can help identify what plant you might actually be looking for and suggest appropriate alternatives.

Double-Check Your Sources: If you found this name in a plant catalog or online listing, it’s worth verifying with multiple reputable botanical sources before making a purchase.

The Importance of Proper Plant Identification

This situation highlights why proper plant identification matters so much in gardening. When we can’t verify a plant’s identity, we miss out on crucial information about:

  • Whether it’s native to our region
  • Its potential to become invasive
  • Proper growing conditions and care requirements
  • Benefits to local wildlife and pollinators
  • Compatibility with other plants in your garden

While it’s disappointing when a plant we’re curious about turns out to be a dead end, it’s always better to know this upfront rather than after we’ve planted something unsuitable for our gardens or local ecosystem.

If you have more information about Calliandra cumingii or have encountered this plant name in your research, consider sharing your findings with botanical institutions—you might help solve this little mystery!

Cuming’s Stickpea

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

Calliandra Benth. - stickpea

Species

Calliandra cumingii Benth. - Cuming's stickpea

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