North America Non-native Plant

Lotus Corniculatus Var. Hirsutus

Botanical name: Lotus corniculatus var. hirsutus

USDA symbol: LOCOH2

Life cycle: perennial

Habit: forb

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

Lotus corniculatus var. hirsutus: A Lesser-Known Perennial Forb If you’ve stumbled across the name Lotus corniculatus var. hirsutus in your gardening research, you might be wondering what exactly this plant is and whether it deserves a spot in your garden. This particular variety of what’s commonly known in the broader ...

Lotus corniculatus var. hirsutus: A Lesser-Known Perennial Forb

If you’ve stumbled across the name Lotus corniculatus var. hirsutus in your gardening research, you might be wondering what exactly this plant is and whether it deserves a spot in your garden. This particular variety of what’s commonly known in the broader species as bird’s-foot trefoil presents an interesting case study in the world of botanical varieties – sometimes the most intriguing plants are also the most mysterious!

What We Know About This Perennial

Lotus corniculatus var. hirsutus is classified as a perennial forb, which means it’s an herbaceous plant that comes back year after year without developing woody stems. As a forb, it lacks the significant woody tissue that you’d find in shrubs or trees, instead maintaining its perennating buds at or below ground level to survive through seasons.

The botanical classification places this plant in the legume family, suggesting it likely has the nitrogen-fixing capabilities that make legumes valuable for soil health. However, specific details about this particular variety’s characteristics remain elusive in botanical literature.

The Mystery of Limited Information

Here’s where things get interesting (and a bit frustrating for curious gardeners): detailed information specifically about Lotus corniculatus var. hirsutus is remarkably scarce. While the broader species Lotus corniculatus is well-documented, this particular hairy variety (hirsutus typically refers to hairiness in botanical terms) seems to fly under the radar in most gardening and botanical resources.

We don’t have clear information about:

  • Its native range or geographical distribution
  • Common names it might go by
  • Its invasive or conservation status
  • Specific growing requirements
  • Wildlife and pollinator benefits

Should You Grow It?

Without clear information about this variety’s native status, invasive potential, or specific growing requirements, it’s challenging to make a definitive recommendation. The lack of readily available information might actually be telling – it could indicate that this variety is either quite rare, has limited distribution, or simply hasn’t been extensively studied or cultivated.

For gardeners interested in this specific variety, we’d recommend:

  • Consulting with local botanical experts or extension services
  • Researching whether it’s documented in your local flora
  • Considering well-documented native alternatives if you’re looking for leguminous forbs

The Broader Context

While we can’t provide specific growing advice for Lotus corniculatus var. hirsutus, its classification as a leguminous forb suggests it would likely prefer well-draining soils and might benefit wildlife through both its flowers (attracting pollinators) and its nitrogen-fixing root nodules (improving soil for surrounding plants).

If you’re drawn to the legume family for your garden, there are many well-documented native alternatives that can provide similar ecological benefits with much clearer growing guidance and known native status.

The Bottom Line

Lotus corniculatus var. hirsutus remains something of an enigma in the gardening world. While its perennial nature and legume family membership suggest it could be garden-worthy, the lack of specific information makes it difficult to recommend with confidence. Sometimes the most responsible approach with mysterious plant varieties is to thoroughly research their status in your local ecosystem before introducing them to your garden.

If you do encounter this variety in the wild or have access to it through specialized sources, documenting your observations could actually contribute valuable information to the botanical community!

Lotus Corniculatus Var. Hirsutus

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 corniculatus L. - bird's-foot trefoil

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