North America Non-native Plant

Astragalus Bourgaeanus

Botanical name: Astragalus bourgaeanus

USDA symbol: ASBO11

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

Astragalus bourgaeanus: An Enigmatic Member of the Legume Family If you’ve stumbled upon the name Astragalus bourgaeanus in your plant research adventures, you’re not alone in wondering what exactly this mysterious species is all about. This plant belongs to the vast Astragalus genus, which boasts hundreds of species worldwide, but ...

Astragalus bourgaeanus: An Enigmatic Member of the Legume Family

If you’ve stumbled upon the name Astragalus bourgaeanus in your plant research adventures, you’re not alone in wondering what exactly this mysterious species is all about. This plant belongs to the vast Astragalus genus, which boasts hundreds of species worldwide, but information about this particular member remains frustratingly elusive.

What We Know (And What We Don’t)

Astragalus bourgaeanus is classified as a dicot, placing it in the same broad category as many familiar garden plants. As part of the Astragalus genus, it’s related to milk-vetches and locoweed species that are typically members of the legume family. However, beyond this basic taxonomic information, reliable details about this specific species are remarkably scarce.

Unfortunately, we don’t have confirmed information about:

  • Common names or regional nicknames
  • Native geographic range
  • Physical appearance and growth characteristics
  • Preferred growing conditions
  • Wildlife or pollinator relationships

The Challenge of Obscure Species

The plant world is vast and full of species that haven’t been thoroughly studied or documented for home gardening purposes. Astragalus bourgaeanus appears to fall into this category. This could mean several things: it might be extremely rare, geographically limited to remote areas, recently discovered, or possibly even a taxonomic name that’s fallen out of use.

What This Means for Gardeners

If you’re specifically seeking Astragalus bourgaeanus for your garden, you’ll likely face significant challenges. Without clear information about its growing requirements, native status, or availability, it’s nearly impossible to provide meaningful cultivation advice.

Instead, consider exploring other well-documented Astragalus species that might serve similar purposes in your landscape. Many members of this genus are valuable for their ability to fix nitrogen in soil and provide food for specialized pollinators.

Moving Forward

If you have reliable information about Astragalus bourgaeanus or have encountered it in the wild, consider contributing to botanical databases or contacting local botanical gardens. Citizen science plays a crucial role in expanding our understanding of lesser-known plant species.

For now, this remains one of botany’s intriguing mysteries – a reminder that even in our well-connected world, there are still plants waiting to share their stories with us.

Astragalus Bourgaeanus

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

Astragalus L. - milkvetch

Species

Astragalus bourgaeanus Coss.

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