North America Non-native Plant

Astragalus Lasioglottis

Botanical name: Astragalus lasioglottis

USDA symbol: ASLA21

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

The Mysterious Astragalus lasioglottis: A Plant Shrouded in Mystery Sometimes in the world of native plants, we come across species that are like botanical mysteries – and Astragalus lasioglottis is definitely one of them. If you’ve stumbled across this scientific name while researching plants for your garden, you’re probably wondering ...

The Mysterious Astragalus lasioglottis: A Plant Shrouded in Mystery

Sometimes in the world of native plants, we come across species that are like botanical mysteries – and Astragalus lasioglottis is definitely one of them. If you’ve stumbled across this scientific name while researching plants for your garden, you’re probably wondering what exactly this plant is and whether it belongs in your landscape. Let’s dive into what we know (and don’t know) about this enigmatic member of the legume family.

What We Know About Astragalus lasioglottis

Astragalus lasioglottis belongs to the vast genus Astragalus, commonly known as milkvetches. This genus is one of the largest in the plant kingdom, with hundreds of species found primarily in temperate regions. However, when it comes to this particular species, information is surprisingly scarce.

The botanical world is full of these mysterious entries – species that may have been described long ago, reclassified, or are so rare that little research has been conducted on them. Astragalus lasioglottis appears to fall into this category of botanical enigmas.

Geographic Distribution and Native Status

Unfortunately, clear information about where Astragalus lasioglottis naturally occurs is not readily available in standard botanical databases. This lack of documented native range makes it difficult to determine whether this plant would be appropriate for any particular region’s native plant garden.

Should You Plant It?

Here’s where we need to be honest: with so little information available about Astragalus lasioglottis, it’s not a plant we can confidently recommend for home gardens. The lack of documented growing conditions, hardiness zones, and even basic plant characteristics makes it nearly impossible to provide guidance on cultivation.

Instead, consider these well-documented alternatives from the Astragalus genus that are known to be excellent garden plants:

  • Canada Milkvetch (Astragalus canadensis) – A robust native with attractive white flowers
  • American Groundnut (Astragalus americanus) – Perfect for prairie-style gardens
  • Purple Milkvetch (Astragalus agrestis) – Adds beautiful purple blooms to wildflower plantings

The Beauty of Well-Known Milkvetches

While we can’t speak to the specific aesthetic appeal of Astragalus lasioglottis, other members of the Astragalus family are beloved for their delicate, pea-like flowers and compound leaves. These plants typically produce clusters of small flowers in shades of white, purple, pink, or yellow, creating a charming cottage garden or prairie wildflower effect.

Supporting Pollinators with Proven Alternatives

Although the specific pollinator benefits of Astragalus lasioglottis are unknown, documented milkvetch species are fantastic pollinator plants. Their flowers attract bees, butterflies, and other beneficial insects, while their seeds provide food for birds. If supporting pollinators is your goal, choosing a well-studied native milkvetch for your region will give you the confidence that you’re making a positive impact.

The Bottom Line

Astragalus lasioglottis remains one of botany’s mysteries – a name that appears in some references but lacks the detailed information gardeners need to grow it successfully. Rather than taking a chance on an unknown plant, we recommend exploring the many well-documented native alternatives that can provide the same family benefits with the confidence that comes from proven garden performance.

Remember, the best native plant choices are always those that are well-documented, readily available from reputable nurseries, and proven to thrive in your specific growing conditions. Your garden – and local wildlife – will thank you for choosing plants with known benefits and clear cultivation requirements.

Astragalus Lasioglottis

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 lasioglottis Steven ex M. Bieb.

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