North America Native Plant

Tracy’s Pea

Botanical name: Lathyrus lanszwertii var. tracyi

USDA symbol: LALAT

Life cycle: perennial

Habit: vine

Native status: Native to the lower 48 states  

Synonyms: Lathyrus tracyi Bradshaw (LATR)   

Tracy’s Pea: A Rare Native Gem for Pacific Coast Gardens Meet Tracy’s pea (Lathyrus lanszwertii var. tracyi), a charming native wildflower that’s something of a botanical treasure along the Pacific Coast. This perennial member of the pea family might not be a household name, but it deserves a spot on ...

Rare plant alert!

Region: Conservation status by state

Status: S4S5T3?: Status is uncertain but is somewhere between the following rankings: Inexact rank: ⚘ Subspecies or variety is vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals. ⚘ Apparently Secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the state or more than 10,000 individuals ⚘ Secure: At very low or no risk of extinction in the jurisdiction due to a very extensive range, abundant populations or occurrences, with little to no concern from declines or threats. ⚘

Tracy’s Pea: A Rare Native Gem for Pacific Coast Gardens

Meet Tracy’s pea (Lathyrus lanszwertii var. tracyi), a charming native wildflower that’s something of a botanical treasure along the Pacific Coast. This perennial member of the pea family might not be a household name, but it deserves a spot on every native plant enthusiast’s radar – especially those lucky enough to garden in its limited native range.

What Makes Tracy’s Pea Special?

Tracy’s pea is a true West Coast native, calling only California and Oregon home. As a perennial forb, it returns year after year, growing as a herbaceous plant without the woody stems you’d find on shrubs or trees. Think of it as nature’s way of creating lasting beauty without the commitment of permanent woody structure.

This lovely native also goes by the scientific synonym Lathyrus tracyi Bradshaw, so don’t be confused if you see it listed under that name in some botanical references.

Where Does Tracy’s Pea Grow?

Tracy’s pea has quite an exclusive address – it’s only found naturally in California and Oregon. This limited geographic distribution makes it a true regional specialty, perfectly adapted to the unique conditions of the Pacific Coast.

A Word About Rarity

Here’s where things get important: Tracy’s pea has a global conservation status that suggests it may be uncommon in the wild. If you’re considering adding this native beauty to your garden, please make sure you source it responsibly from reputable native plant nurseries that propagate their own stock rather than collecting from wild populations.

Should You Grow Tracy’s Pea?

If you’re gardening in California or Oregon and want to support local biodiversity, Tracy’s pea could be a wonderful addition to your native plant collection. Here’s what makes it appealing:

  • It’s a true regional native, supporting local ecosystems
  • As a perennial, it provides lasting value in the garden
  • It’s part of the pea family, which often means attractive flowers and potential benefits for soil health
  • Supporting rare native plants helps preserve regional botanical heritage

Growing Tracy’s Pea: The Challenge

Here’s where we run into a bit of a mystery – detailed growing information for this specific variety is surprisingly scarce. This isn’t uncommon with rare or less-studied native plants, but it does mean that growing Tracy’s pea might require some gardening detective work on your part.

What we do know is that as a member of the Lathyrus genus (which includes sweet peas), it likely shares some family characteristics. Many plants in this group prefer:

  • Well-draining soil
  • Moderate water once established
  • Some support for climbing or sprawling growth habits

The Bottom Line

Tracy’s pea represents something special – a chance to grow a truly local native plant that few gardeners even know exists. While we may not have all the growing details figured out, supporting rare native species through responsible cultivation is one of the most meaningful things a gardener can do.

If you decide to seek out Tracy’s pea, work with native plant societies in California or Oregon, or specialty native plant nurseries that might have experience with this uncommon treasure. Sometimes the most rewarding plants are the ones that teach us something new about our local landscapes – and Tracy’s pea definitely fits that description.

Tracy’s Pea

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 lanszwertii Kellogg - Nevada pea

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