North America Non-native Plant

Astragalus Epiglottis

Botanical name: Astragalus epiglottis

USDA symbol: ASEP2

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

Astragalus epiglottis: A Mysterious Member of the Milkvetch Family Sometimes in the world of native gardening, we encounter botanical mysteries that remind us just how much we still don’t know about our planet’s plant diversity. Astragalus epiglottis is one such enigmatic species that exists in botanical literature but remains shrouded ...

Astragalus epiglottis: A Mysterious Member of the Milkvetch Family

Sometimes in the world of native gardening, we encounter botanical mysteries that remind us just how much we still don’t know about our planet’s plant diversity. Astragalus epiglottis is one such enigmatic species that exists in botanical literature but remains shrouded in mystery for most gardeners and even many botanists.

The Challenge of Rare and Underdocumented Plants

Astragalus epiglottis belongs to the vast Astragalus genus, commonly known as milkvetches, which contains over 3,000 species worldwide. However, unlike its well-known cousins, this particular species has very limited documentation available to gardeners and researchers alike. This lack of information could indicate several possibilities: the species may be extremely rare, geographically restricted to a very small area, or potentially reclassified under a different name in modern botanical taxonomy.

What We Know About the Astragalus Family

While we can’t provide specific details about Astragalus epiglottis, we can share what makes the Astragalus genus special:

  • Members are typically legumes (part of the pea family) that can fix nitrogen in the soil
  • Many species are important for wildlife, providing food for butterflies, bees, and other pollinators
  • They often have distinctive compound leaves and pea-like flowers
  • Many are adapted to challenging conditions like desert or alpine environments

The Importance of Botanical Documentation

Species like Astragalus epiglottis highlight why botanical research and documentation are so crucial. Every plant species plays a role in its ecosystem, and losing knowledge about these species means losing potential insights into:

  • Unique adaptations to specific environmental conditions
  • Potential medicinal or ecological benefits
  • Evolutionary relationships within plant families
  • Conservation needs and strategies

What This Means for Gardeners

As native plant enthusiasts, encountering species like Astragalus epiglottis reminds us of the incredible diversity that exists beyond the commonly available native plants. While we can’t recommend growing this specific species due to lack of information about its requirements, availability, or conservation status, we can:

  • Appreciate the complexity of native plant communities
  • Support botanical research and herbarium collections
  • Choose well-documented native Astragalus species for our gardens
  • Stay curious about the plants around us

Alternative Astragalus Species for Your Garden

If you’re interested in growing members of the Astragalus genus, consider researching these better-documented native species that might be suitable for your region:

  • Astragalus canadensis (Canadian milkvetch)
  • Astragalus crassicarpus (ground plum)
  • Astragalus purshii (woolly pod milkvetch)
  • Astragalus alpinus (alpine milkvetch)

Moving Forward

While Astragalus epiglottis remains a botanical puzzle, its existence in scientific literature reminds us that there’s still so much to discover about our native flora. As gardeners, we can contribute to plant knowledge by observing, documenting, and sharing information about the plants we encounter in the wild and in our gardens.

If you’re passionate about rare or unusual native plants, consider connecting with local botanical societies, universities, or herbaria. You might just help solve the mystery of species like Astragalus epiglottis while discovering amazing native alternatives for your own garden.

Astragalus Epiglottis

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 epiglottis L.

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