North America Native Plant

Glacier Buttercup

Botanical name: Ranunculus glacialis chamissonis

USDA symbol: RAGLC

Life cycle: perennial

Habit: forb

Native status: Native to Alaska  

Synonyms: Beckwithia glacialis (L.) Á. Löve & D. Löve ssp. chamissonis (Schltdl.) Á. Löve & D. Löve (BEGLC)  ⚘  Ranunculus chamissonis Schltdl. (RACH)  ⚘  Ranunculus glacialis L. var. chamissonis (Schltdl.) L.D. Benson (RAGLC2)   

Glacier Buttercup: Alaska’s Elusive Alpine Native If you’re drawn to rare alpine plants with a story to tell, the glacier buttercup (Ranunculus glacialis chamissonis) might just capture your imagination. This perennial buttercup is one of Alaska’s most specialized native wildflowers, adapted to some of the harshest growing conditions on the ...

Rare plant alert!

Region: Conservation status by state

Status: S4T3T4: 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. ⚘ 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 ⚘ Subspecies or varieties is apparently secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the region or more than 10,000 individuals ⚘

Glacier Buttercup: Alaska’s Elusive Alpine Native

If you’re drawn to rare alpine plants with a story to tell, the glacier buttercup (Ranunculus glacialis chamissonis) might just capture your imagination. This perennial buttercup is one of Alaska’s most specialized native wildflowers, adapted to some of the harshest growing conditions on the continent.

What Makes This Buttercup Special

The glacier buttercup belongs to the buttercup family, but don’t expect the typical bright yellow flowers you might find in your local meadow. This is a forb – essentially a soft-stemmed perennial herb – that has evolved to thrive in Alaska’s extreme alpine environments. As a subspecies of the glacier buttercup, it represents one of nature’s most specialized adaptations to cold, mountainous terrain.

Where You’ll Find It (If You’re Lucky)

This plant calls Alaska home and appears to be found nowhere else in North America. Its distribution is extremely limited, making it one of those bucket list plants for serious native plant enthusiasts and alpine gardeners.

A Word of Caution: Rarity Matters

Here’s where things get interesting – and a bit complicated. The glacier buttercup appears to be quite rare, with a conservation status that suggests limited populations. If you’re thinking about adding this plant to your garden, proceed with extreme caution and responsibility. This means:

  • Never collect plants or seeds from wild populations
  • Only source material from reputable native plant nurseries that can verify responsible propagation
  • Consider that this plant may not be available through normal commercial channels
  • Think carefully about whether your garden can truly replicate its natural alpine habitat

The Reality of Growing Glacier Buttercup

Let’s be honest – this isn’t a plant for the typical home gardener. Given its natural habitat in Alaska’s alpine regions, the glacier buttercup likely requires:

  • Extremely cold winter temperatures
  • Cool summers with excellent drainage
  • Rocky or gravelly soil conditions
  • Protection from hot afternoon sun
  • Possibly a period of winter chilling to break dormancy

Unfortunately, specific growing requirements, hardiness zones, and cultivation tips for this particular subspecies are not well-documented in horticultural literature, which tells us something important: it’s probably not commonly cultivated, even by specialists.

Should You Try Growing It?

For most gardeners, even those passionate about native plants, the glacier buttercup presents significant challenges. Its rarity, specialized habitat requirements, and limited availability make it more of a conservation concern than a garden prospect.

If you’re drawn to native buttercups, consider exploring other native Ranunculus species that might be better suited to cultivation and more readily available through responsible sources. Your local native plant society or extension office can help you identify appropriate alternatives for your region.

The Bottom Line

The glacier buttercup represents the fascinating world of highly specialized alpine plants. While it may not be practical for most home gardens, it reminds us of the incredible diversity of native plants and the importance of protecting rare species in their natural habitats. Sometimes the best way to appreciate a plant is to support conservation efforts that protect its wild populations rather than trying to bring it into our gardens.

If you’re passionate about alpine plants, consider visiting Alaska’s wild spaces where you might glimpse this remarkable buttercup in its natural glory – and leave it there for future generations to discover.

Glacier 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

Ranunculus L. - buttercup

Species

Ranunculus glacialis L. - glacier buttercup

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