North America Native Plant

Palmleaf Indian Breadroot

Botanical name: Pediomelum digitatum

USDA symbol: PEDI9

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Pediomelum digitatum (Nutt. ex Torr. & A. Gray) Isely var. parvifolium (Shinners) Gandhi & L.E. Brown (PEDIP)  âš˜  Psoralea digitata Nutt. ex Torr. & A. Gray (PSDI)  âš˜  Psoralidium digitatum (Nutt. ex Torr. & A. Gray) Rydb. (PSDI4)  âš˜  Psoralea digitata Nutt. ex Torr. & A. Gray var. parvifolia Shinners (PSDIP)   

Palmleaf Indian Breadroot: A Hidden Gem for Prairie Gardens If you’re looking to add authentic Great Plains character to your native garden, palmleaf Indian breadroot (Pediomelum digitatum) might just be the perfect prairie perennial you’ve never heard of. This unassuming legume packs a surprising punch with its delicate purple-pink flowers ...

Rare plant alert!

Region: Arkansas

Status: S5T3: Status is uncertain but is somewhere between the following rankings: 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. ⚘ 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. ⚘ Critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘

Region: Arkansas

Palmleaf Indian Breadroot: A Hidden Gem for Prairie Gardens

If you’re looking to add authentic Great Plains character to your native garden, palmleaf Indian breadroot (Pediomelum digitatum) might just be the perfect prairie perennial you’ve never heard of. This unassuming legume packs a surprising punch with its delicate purple-pink flowers and drought-defying resilience.

What Makes This Plant Special

Palmleaf Indian breadroot is a true American native, naturally occurring across ten states from the Great Plains to the Southwest. You’ll find it growing wild in Arkansas, Colorado, Kansas, Louisiana, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming. As its name suggests, this perennial forb features distinctive palmate leaves divided into 3-5 leaflets, giving it an almost hand-like appearance.

Don’t let its humble size fool you – this plant has been sustaining both wildlife and indigenous peoples for centuries. The species belongs to the pea family, which means it’s not just pretty to look at, but also helps improve soil quality by fixing nitrogen.

Garden Appeal and Design Uses

In the garden, palmleaf Indian breadroot brings a subtle but charming presence. Its small, pea-like flowers bloom in dense clusters, creating pops of purple-pink color that attract native pollinators like bees and butterflies. The plant maintains a compact, herbaceous growth habit that works beautifully in:

  • Prairie and wildflower gardens
  • Native plant collections
  • Drought-tolerant landscapes
  • Pollinator gardens
  • Natural meadow plantings

Growing Conditions and Care

One of the best things about palmleaf Indian breadroot is how easy it is to please once you understand its preferences. This prairie native thrives in USDA hardiness zones 4-8 and loves full sun exposure. It’s perfectly adapted to well-drained soils and actually prefers alkaline to neutral pH levels – quite different from many garden plants that prefer acidic conditions.

The secret to success with this plant is remembering its prairie origins. It’s built for drought and doesn’t appreciate being pampered with too much water or rich soil. Once established, it’s remarkably low-maintenance and can handle harsh conditions that would stress other perennials.

Planting and Propagation Tips

Getting palmleaf Indian breadroot started in your garden requires a bit of patience, but the results are worth it. Here’s how to succeed:

  • Start from seed for best results, as this species doesn’t always transplant easily
  • Sow seeds in fall for natural cold stratification
  • Scarify seeds lightly to improve germination rates
  • Choose a sunny location with excellent drainage
  • Avoid overwatering – let natural rainfall do most of the work
  • Be patient – prairie plants often take 2-3 years to fully establish

Important Conservation Note

Before you rush out to plant palmleaf Indian breadroot, there’s something important to know: this species is considered rare in Arkansas, where it has an S1 conservation status. This means it’s critically imperiled in that state. While it’s more stable across its broader range, responsible gardening means sourcing your plants or seeds from reputable native plant nurseries that use ethically collected genetic material – never from wild populations.

By choosing nursery-propagated plants, you’re supporting conservation efforts while still enjoying this beautiful native in your garden.

Wildlife and Pollinator Benefits

Like many members of the pea family, palmleaf Indian breadroot is a pollinator magnet. Its flowers provide nectar and pollen for native bees, butterflies, and other beneficial insects. The plant’s ability to fix nitrogen also improves soil health for neighboring plants, making it a great companion in mixed native plantings.

Is This Plant Right for Your Garden?

Palmleaf Indian breadroot is an excellent choice if you’re creating a low-water, low-maintenance landscape that celebrates regional flora. It’s particularly well-suited for gardeners in its native range who want to support local ecosystems while enjoying unique, historically significant plants.

However, if you’re looking for showy, long-blooming flowers or need plants for shady spots, this might not be your best bet. This prairie native is all about subtle beauty and ecological value rather than dramatic garden presence.

With its fascinating history, pollinator appeal, and drought tolerance, palmleaf Indian breadroot offers something special for the adventurous native plant gardener. Just remember to source responsibly and give it the sunny, well-drained conditions it craves – then sit back and enjoy watching this piece of prairie history thrive in your landscape.

Palmleaf Indian Breadroot

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

Pediomelum Rydb. - Indian breadroot

Species

Pediomelum digitatum (Nutt. ex Torr. & A. Gray) Isely - palmleaf Indian breadroot

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