North America Non-native Plant

Crotalaria Laburnifolia Australis

Botanical name: Crotalaria laburnifolia australis

USDA symbol: CRLAA2

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

Crotalaria laburnifolia australis: A Mysterious Plant Name If you’ve stumbled across the name Crotalaria laburnifolia australis in your gardening research, you’re not alone in wondering about this elusive plant. Here’s the thing – this particular botanical name doesn’t appear to exist in verified plant databases or botanical literature, which makes ...

Crotalaria laburnifolia australis: A Mysterious Plant Name

If you’ve stumbled across the name Crotalaria laburnifolia australis in your gardening research, you’re not alone in wondering about this elusive plant. Here’s the thing – this particular botanical name doesn’t appear to exist in verified plant databases or botanical literature, which makes writing about it quite the puzzle!

What’s in a Name?

The world of plant taxonomy can be tricky, and sometimes plant names get mixed up, misapplied, or become outdated. While the genus Crotalaria is very real and contains many species commonly known as rattlepods or showy crotalaria, laburnifolia australis as a specific designation isn’t recognized in current botanical references.

About the Crotalaria Genus

Since we’re talking about Crotalaria, let’s explore what this genus is all about. Crotalaria species are typically:

  • Members of the legume family (Fabaceae)
  • Known for their distinctive seed pods that rattle when dry
  • Often featuring bright yellow, pea-like flowers
  • Found in tropical and subtropical regions worldwide

What This Means for Gardeners

If you encountered this name somewhere, it’s possible that:

  • The plant was misidentified or mislabeled
  • It’s a regional common name being used incorrectly
  • There was a transcription error in the source material

Moving Forward

If you’re looking to grow a Crotalaria species, I’d recommend:

  • Consulting with your local native plant society to identify actual Crotalaria species native to your area
  • Visiting reputable botanical gardens or nurseries for proper plant identification
  • Using verified botanical databases like USDA PLANTS or regional flora guides

Remember, accurate plant identification is crucial for successful gardening and environmental stewardship. When in doubt, it’s always best to verify plant names through reliable botanical sources before making planting decisions.

The Bottom Line

While Crotalaria laburnifolia australis remains a botanical mystery, don’t let that discourage your native gardening journey! There are plenty of verified, wonderful native plants waiting to grace your garden. The key is working with accurate information and trusted sources to make the best choices for your landscape and local ecosystem.

Crotalaria Laburnifolia Australis

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

Crotalaria L. - rattlebox

Species

Crotalaria laburnifolia L.

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