Native Plants

Modoc Frasera

Frasera albicaulis var. modocensis

USDA symbol: FRALM

perennial forb

Lower 48 states: native

If you’re looking to add a touch of high-elevation elegance to your native garden, let me introduce you to the Modoc frasera (Frasera albicaulis var. modocensis). This lesser-known member of the gentian family might just be the perfect addition to your mountain or foothill landscape – though there are some ...

Modoc Frasera may be listed as rare in your area.
Global Conservation Status

Status: S3Q | Vulnerable: Found only in a restricted range (even if abundant at some locations). Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals.

Global Conservation Status

Status: S5T3T4 | Secure: At low or no risk of extinction in the area due to an extensive range, abundant populations, and with little to no concern of declines or threats.

Modoc Frasera: A Rare Native Gem for Mountain Gardeners

If you’re looking to add a touch of high-elevation elegance to your native garden, let me introduce you to the Modoc frasera (Frasera albicaulis var. modocensis). This lesser-known member of the gentian family might just be the perfect addition to your mountain or foothill landscape – though there are some important conservation considerations we need to chat about first.

Meet the Modoc Frasera

The Modoc frasera is a perennial forb that calls the mountainous regions of California, Nevada, and Oregon home. As a herbaceous perennial, it lacks the woody stems of shrubs and trees, instead dying back to its roots each winter and emerging fresh each spring. This hardy native has quite the collection of historical names – botanists have shuffled it around under various scientific names including Swertia modocensis and Frasera pahutensis, among others.

Where You’ll Find It Growing Wild

This mountain beauty naturally occurs across three western states: California, Nevada, and Oregon. It typically thrives in montane and subalpine environments, making it a perfect choice for gardeners in similar climates.

  • Species observed
  • No observations

Why Consider Growing Modoc Frasera?

Here’s where things get interesting – and important. The Modoc frasera carries conservation status rankings of S3Q and S5T3T4, which indicates this plant faces some level of rarity or conservation concern. While this might sound alarming, it actually presents an opportunity for responsible gardeners to help support native biodiversity.

From a garden perspective, this plant offers several appealing qualities:

  • Attractive white to pale green flowers arranged in terminal clusters
  • Summer blooming period that adds interest when many spring wildflowers have finished
  • Reaches a manageable 1-4 feet in height
  • Provides nectar for native pollinators
  • Perfectly suited for wildflower gardens and naturalized areas

Growing Conditions and Care

The Modoc frasera appreciates conditions similar to its mountain home. It performs best in:

  • Well-drained soils (essential for preventing root rot)
  • Partial shade to full sun exposure
  • USDA hardiness zones 4-8
  • Areas that receive adequate moisture but aren’t waterlogged

As with many mountain natives, good drainage is absolutely crucial. If your garden tends to stay soggy, consider planting on a slope or in a raised bed to improve drainage.

The Responsible Growing Approach

Here’s the important part: due to its conservation status, you should only grow Modoc frasera if you can source it responsibly. This means:

  • Never collecting plants or seeds from wild populations
  • Purchasing only from reputable nurseries that propagate their own stock
  • Supporting conservation efforts by growing this species in appropriate garden settings
  • Considering seed collection programs with local native plant societies

Garden Design Ideas

The Modoc frasera works beautifully in several garden styles:

  • Native wildflower gardens: Pairs well with other mountain natives
  • Naturalized areas: Perfect for creating meadow-like spaces
  • Pollinator gardens: Supports native bees and other beneficial insects
  • Rock gardens: Thrives in the well-drained conditions rock gardens provide

The Bottom Line

Growing Modoc frasera can be a rewarding way to support native plant conservation while adding unique beauty to your garden. Just remember that with great plants comes great responsibility – always source your plants ethically and consider yourself a steward of this special native species. Your mountain garden (and local pollinators) will thank you for the effort!

Frasera albicaulis var. modocensis is also known as...

Often we refer to plants by their common names. When shopping for plants the scientific name is the best way to positively identify the plant species you desire. But some plants have more than one name! While it doesn't happen often, nurseries might display one name while you're searching for another. Frasera albicaulis var. modocensis is also known as:

Frasera pahutensis | USDA symbol: FRPA6
Swertia bethelii | USDA symbol: SWBE
Swertia californica | USDA symbol: SWCA2
Swertia modocensis | USDA symbol: SWMO2
Swertia modocensis John var. adglabra | USDA symbol: SWMOA
Swertia pahutensis | USDA symbol: SWPA
Swertia shastensis | USDA symbol: SWSH
Swertia sierrae | USDA symbol: SWSI

Why do some plants have more than one name? Over time plant species may be renamed for a few reasons:

  1. Botanists in different regions named the same plant without knowing it had already been classified.
  2. A species was reclassified after scientific advances in, for example, DNA analysis.
  3. Slight variations within a species are sometimes mistakenly identified as entirely new species.

Classification

Group: Dicot
Kingdom: Plantae - Plants
Subkingdom: Tracheobionta - Vascular plants
Superdivision: Spermatophyta - Seed plants
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida - Dicotyledons
Subclass: Asteridae
Order: Gentianales
Family: Gentianaceae Juss. - Gentian family
Genus: Frasera Walter - green gentian

Species: Frasera albicaulis Douglas ex Griseb. - whitestem frasera

Variety: Frasera albicaulis Douglas ex Griseb. var. modocensis (H. St. John) N.H. Holmgren - Modoc frasera

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