North America Native Plant

Southwestern Cryptantha

Botanical name: Cryptantha mensana

USDA symbol: CRME5

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Synonyms: Oreocarya mensana M.E. Jones (ORME)   

Southwestern Cryptantha: A Rare Gem of the American Southwest Meet the southwestern cryptantha (Cryptantha mensana), a little-known wildflower that’s quietly making its mark in the high desert landscapes of Colorado and Utah. This unassuming perennial herb might not be the showiest plant in your garden, but it carries a story ...

Rare plant alert!

Region: Conservation status by state

Status: S3: Status is uncertain but is somewhere between the following rankings: 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 ⚘

Southwestern Cryptantha: A Rare Gem of the American Southwest

Meet the southwestern cryptantha (Cryptantha mensana), a little-known wildflower that’s quietly making its mark in the high desert landscapes of Colorado and Utah. This unassuming perennial herb might not be the showiest plant in your garden, but it carries a story worth telling—and a conservation status that demands our attention.

What Makes Southwestern Cryptantha Special?

Southwestern cryptantha belongs to the forget-me-not family, though it’s far from forgotten by conservationists. This native perennial forb (that’s gardener-speak for a non-woody flowering plant) has earned a Global Conservation Status of S3, meaning it’s considered vulnerable throughout its range. With typically only 21 to 100 known occurrences and an estimated 3,000 to 10,000 individual plants in the wild, this species is definitely on the rarer side of things.

Where Does It Call Home?

This southwestern beauty is native to just two states: Colorado and Utah. Within these states, it has carved out its niche in specific habitats that suit its particular needs. The plant’s scientific name, Cryptantha mensana, was formerly known as Oreocarya mensana, but don’t let the name changes fool you—it’s the same resilient little plant.

Should You Plant Southwestern Cryptantha?

Here’s where things get interesting. While we’d love to see more people appreciating this native beauty, its vulnerable status means we need to be extra thoughtful about how we approach growing it. If you’re drawn to this plant’s quiet charm and want to help support native biodiversity, here are some important considerations:

  • Source responsibly: Only obtain plants or seeds from reputable native plant nurseries that can verify their stock wasn’t collected from wild populations
  • Consider your location: This plant is naturally adapted to Colorado and Utah conditions, so gardeners in these areas are most likely to have success
  • Think conservation: By growing this species responsibly, you could be helping preserve genetic diversity and potentially providing seed for future conservation efforts

Growing Conditions and Care

While specific growing information for southwestern cryptantha is limited due to its rarity, we can make some educated guesses based on its native habitat and its relatives in the Cryptantha family:

  • Soil: Likely prefers well-draining, sandy or rocky soils typical of southwestern landscapes
  • Water: As a plant adapted to arid regions, it probably thrives with minimal supplemental watering once established
  • Sun exposure: Most likely enjoys full sun, given its native habitat
  • Climate: Best suited for areas with hot, dry summers and cold winters characteristic of the high desert

Garden Design Ideas

If you’re fortunate enough to source this rare beauty responsibly, southwestern cryptantha would be perfect for:

  • Native plant gardens focused on Colorado or Utah flora
  • Rock gardens and xeriscapes
  • Conservation-minded landscapes
  • Educational gardens showcasing rare native species

A Word of Caution and Hope

Given its vulnerable conservation status, we don’t recommend casually adding southwestern cryptantha to your shopping list. However, if you’re a serious native plant gardener with experience growing challenging species, and you can source it responsibly, growing this plant could be a meaningful way to contribute to conservation efforts.

Instead, consider exploring other Cryptantha species that might be more readily available, or focus on other native Colorado and Utah wildflowers that can provide similar ecological benefits without the conservation concerns.

Sometimes the most beautiful gardens are those that tell a story—and southwestern cryptantha’s story is one of resilience, rarity, and the importance of protecting our native plant heritage. Whether you grow it or simply appreciate it from afar, this little southwestern gem reminds us that every native species has a role to play in the grand tapestry of our natural world.

Southwestern Cryptantha

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Lamiales

Family

Boraginaceae Juss. - Borage family

Genus

Cryptantha Lehm. ex G. Don - cryptantha

Species

Cryptantha mensana (M.E. Jones) Payson - southwestern cryptantha

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