North America Non-native Plant

Lotus Macrotrichus

Botanical name: Lotus macrotrichus

USDA symbol: LOMA15

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

Synonyms: Lotus divaricatus Boiss., nom. illeg. (LODI5)   

Lotus macrotrichus: The Mystery Plant You Probably Shouldn’t Gamble With Ever stumbled across a plant name that sounds intriguing but leaves you scratching your head when you try to find more information? Meet Lotus macrotrichus – a botanical enigma that’s more mysterious than your neighbor’s secret composting recipe. What We ...

Lotus macrotrichus: The Mystery Plant You Probably Shouldn’t Gamble With

Ever stumbled across a plant name that sounds intriguing but leaves you scratching your head when you try to find more information? Meet Lotus macrotrichus – a botanical enigma that’s more mysterious than your neighbor’s secret composting recipe.

What We Actually Know (Spoiler Alert: It’s Not Much)

Here’s the thing about Lotus macrotrichus – it’s like that one friend who’s always about to tell you something important but never actually does. We know it exists in botanical records, and we know it has a fancy synonym (Lotus divaricatus Boiss.), but beyond that? The plant world has been pretty tight-lipped about this one.

What makes this particularly challenging for us gardeners is that we don’t have reliable information about some pretty crucial details:

  • Where it’s actually native to
  • Whether it’s invasive or well-behaved
  • What growing conditions it prefers
  • How big it gets or what it looks like
  • Whether it benefits pollinators and wildlife

The Geographic Mystery

We simply don’t have confirmed information about where Lotus macrotrichus naturally occurs. This lack of geographic data makes it nearly impossible to determine if it would be appropriate for your local ecosystem.

Should You Plant It? Here’s Our Take

When it comes to gardening advice, we’re usually pretty enthusiastic about trying new plants. But Lotus macrotrichus falls into that tricky category of plants we can’t confidently recommend – and here’s why:

The uncertainty factor is just too high. Without knowing its native range, growth habits, or potential impact on local ecosystems, planting this species would be like playing botanical roulette. You might get lucky and discover a garden gem, or you might accidentally introduce something problematic to your landscape.

Better Alternatives: Native Lotus Species Worth Your Time

Instead of rolling the dice with Lotus macrotrichus, consider these well-documented native alternatives that can give you similar benefits without the guesswork:

  • Research native legumes in your specific region
  • Contact your local native plant society for recommendations
  • Visit native plant sales where experts can guide you toward appropriate species
  • Check with your county extension office for region-specific native plant lists

The Bottom Line

Sometimes the most responsible gardening advice is simply let’s wait for more information. Lotus macrotrichus might be a perfectly lovely plant, but until we have better data about its characteristics, native range, and garden behavior, we’d recommend sticking with well-documented native species that you can grow with confidence.

Remember, the best gardens are built on plants we understand – their needs, their benefits, and their place in the local ecosystem. When in doubt, choose the known over the unknown, and your garden (and local wildlife) will thank you for it.

Lotus Macrotrichus

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

Lotus L. - trefoil

Species

Lotus macrotrichus Boiss.

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