North America Native Plant

False Buttercup

Botanical name: Kumlienia

USDA symbol: KUMLI

Life cycle: perennial

Habit: forb

Native status: Native to Alaska âš˜ Native to Canada âš˜ Native to the lower 48 states  

False Buttercup (Kumlienia): A Mysterious Native Worth Understanding If you’ve stumbled across the name false buttercup or Kumlienia in your native plant research, you’ve discovered one of North America’s more enigmatic botanical treasures. This perennial forb represents the kind of plant that makes botanists scratch their heads and gardeners pause ...

False Buttercup (Kumlienia): A Mysterious Native Worth Understanding

If you’ve stumbled across the name false buttercup or Kumlienia in your native plant research, you’ve discovered one of North America’s more enigmatic botanical treasures. This perennial forb represents the kind of plant that makes botanists scratch their heads and gardeners pause before reaching for their trowels.

What Exactly Is False Buttercup?

Kumlienia, commonly known as false buttercup, is a perennial forb native to western North America. As a forb, it’s an herbaceous plant without woody stems above ground – think wildflower rather than shrub. Like many members of the botanical world’s supporting cast, this plant operates quietly in its native ecosystems without demanding much attention.

Where Does It Call Home?

This native species has quite an impressive range, stretching across Alaska, western Canada (British Columbia), and down the Pacific coast through Washington and California. It’s one of those hardy plants that seems equally at home in the challenging conditions of Alaska as it is in the milder climates further south.

The Great Mystery Plant

Here’s where things get interesting – and a bit frustrating for curious gardeners. Kumlienia is something of a botanical enigma. Despite its wide native range, detailed information about this plant is surprisingly scarce. We don’t have clear records of its typical height, spread, flower characteristics, or specific habitat preferences. This lack of documentation suggests it might be quite rare in the wild or perhaps easily overlooked among more showy native companions.

Should You Grow False Buttercup?

This is where I need to pump the brakes a bit. Given the limited information available about Kumlienia, it’s not a plant I’d recommend for most home gardeners. Here’s why:

  • Extremely limited cultivation information means you’d be gardening in the dark
  • Unclear availability from nurseries or seed suppliers
  • Unknown growing requirements could lead to plant failure
  • Possible rarity in the wild makes sourcing ethically questionable

Better Alternatives for Your Native Garden

If you’re drawn to native forbs for your Pacific Northwest or northern garden, consider these well-documented alternatives that offer similar ecological benefits:

  • Western buttercup (Ranunculus occidentalis) – a true buttercup with cheerful yellow flowers
  • Oregon sunshine (Eriophyllum lanatum) – bright daisy-like blooms
  • Camas (Camassia species) – stunning blue flower spikes
  • Wild ginger (Asarum caudatum) – excellent groundcover for shade

For the Plant Detectives

If you’re a serious native plant enthusiast or botanical researcher who simply must know more about Kumlienia, your best bet is connecting with:

  • Native plant societies in Alaska, British Columbia, Washington, or California
  • University botanical departments in these regions
  • Professional botanists who specialize in regional flora

The Bottom Line

False buttercup represents one of those fascinating gaps in our horticultural knowledge. While it’s certainly a legitimate native species deserving of respect and study, it’s not ready for prime time in home gardens. Sometimes the most responsible thing we can do as gardeners is admire a plant from afar and choose better-understood alternatives that will thrive in our care.

Stick with well-documented native plants for your garden, and leave the mysteries like Kumlienia to the experts who can properly study and protect them in their natural habitats.

False Buttercup

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Magnoliidae

Order

Ranunculales

Family

Ranunculaceae Juss. - Buttercup family

Genus

Kumlienia Greene - false buttercup

Species

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