North America Non-native Plant

Lathyrus Latifolius Albiflorus

Botanical name: Lathyrus latifolius albiflorus

USDA symbol: LALAA4

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

Lathyrus latifolius albiflorus: The Mysterious White Sweet Pea If you’ve stumbled across the name Lathyrus latifolius albiflorus in your plant research, you’ve discovered what might be one of gardening’s more elusive characters. This white-flowered form of what appears to be related to the perennial sweet pea has sparked curiosity among ...

Lathyrus latifolius albiflorus: The Mysterious White Sweet Pea

If you’ve stumbled across the name Lathyrus latifolius albiflorus in your plant research, you’ve discovered what might be one of gardening’s more elusive characters. This white-flowered form of what appears to be related to the perennial sweet pea has sparked curiosity among plant enthusiasts, though information about this specific botanical designation remains surprisingly scarce.

What’s in a Name?

Here’s where things get interesting (and a bit mysterious). While we know the botanical name is Lathyrus latifolius albiflorus, reliable information about common names, synonyms, and even basic characteristics proves difficult to pin down. This lack of readily available information suggests this might be a less common variety or a regional designation that hasn’t gained widespread recognition in horticultural circles.

Native Status and Distribution: The Plot Thickens

The native status of Lathyrus latifolius albiflorus remains unclear, which presents a challenge for native plant gardeners who want to make informed choices. Without clear information about its geographical distribution or whether it’s truly native to North America, it’s difficult to recommend this plant for native landscaping projects.

Should You Plant It?

Here’s where we need to be honest: the lack of comprehensive information about Lathyrus latifolius albiflorus makes it challenging to provide definitive growing advice. If you’re interested in this plant, consider these points:

  • Research thoroughly before purchasing to ensure you’re getting what you expect
  • If native gardening is your goal, consider well-documented native alternatives like wild lupine or native vetches
  • Verify the source and authenticity if you do find this plant available

Growing Considerations (What We Can Reasonably Assume)

If this plant is indeed related to other Lathyrus species, it might share some general characteristics, though we can’t make specific recommendations without more data:

  • Likely prefers well-draining soil
  • May benefit from some support if it has a climbing habit
  • Hardiness zones remain unspecified

The Bottom Line

Sometimes in gardening, we encounter plants that are more mystery than certainty. Lathyrus latifolius albiflorus appears to be one of these intriguing unknowns. While the name suggests a white-flowered sweet pea relative, the lack of accessible growing information, unclear native status, and limited availability make it difficult to recommend confidently.

If you’re passionate about native plants, your garden (and local wildlife) would likely benefit more from choosing well-documented native species with proven track records. However, if you’re a plant detective who enjoys horticultural mysteries, this elusive Lathyrus might just capture your imagination – though you’ll need to do considerable research before adding it to your garden.

Better Native Alternatives

For gardeners seeking reliable native options with similar appeal, consider researching native vetches, wild lupines, or other native legumes in your region. These well-documented plants offer the beauty you’re seeking along with clear growing guidelines and proven wildlife benefits.

Lathyrus Latifolius Albiflorus

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

Lathyrus L. - pea

Species

Lathyrus latifolius L. - perennial pea

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