North America Native Plant

Chihuahuan Stickseed

Botanical name: Hackelia ursina var. ursina

USDA symbol: HAURU

Life cycle: biennial

Habit: forb

Native status: Native to the lower 48 states  

Chihuahuan Stickseed: A Rare Desert Gem Worth Preserving Meet Chihuahuan stickseed (Hackelia ursina var. ursina), a fascinating native wildflower that calls the rugged landscapes of the American Southwest home. This unassuming desert dweller might not win any flashy flower contests, but it’s a true treasure of our native flora – ...

Rare plant alert!

Region: Conservation status by state

Status: S3?T2T3: Status is uncertain but is somewhere between the following rankings: Inexact rank: ⚘ Subspecies or variety is imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 6 to 20 occurrences or few remaining individuals (1,000 to 3,000) ⚘ 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 ⚘ 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. ⚘

Chihuahuan Stickseed: A Rare Desert Gem Worth Preserving

Meet Chihuahuan stickseed (Hackelia ursina var. ursina), a fascinating native wildflower that calls the rugged landscapes of the American Southwest home. This unassuming desert dweller might not win any flashy flower contests, but it’s a true treasure of our native flora – and one that deserves our respect and protection.

What Makes Chihuahuan Stickseed Special?

Chihuahuan stickseed is a hardy forb, which simply means it’s an herbaceous flowering plant without woody stems. As either a biennial or perennial, this resilient little plant has adapted to survive in some pretty challenging conditions. It’s a native species to the lower 48 states, specifically thriving in the unique ecosystem where Arizona meets New Mexico.

Where You’ll Find It Growing Wild

This desert specialist has a very limited natural range, calling only Arizona and New Mexico home. Its restricted distribution makes it a true regional endemic of the Chihuahuan Desert region.

A Word of Caution: Rarity Matters

Here’s something important every gardener should know: Chihuahuan stickseed has a conservation status of S3?T2T3, which indicates it may be uncommon to rare in its native habitat. This means if you’re interested in growing this plant, you should only obtain it through responsibly sourced material – never collect from wild populations.

Should You Grow Chihuahuan Stickseed?

While we don’t have extensive information about this plant’s specific garden performance, here’s what we can tell you:

  • Native credentials: It’s authentically native to the Southwest, making it a legitimate choice for regional native plant gardens
  • Desert adaptation: Like other members of its family, it’s likely well-suited to arid conditions
  • Conservation value: Growing it from responsibly sourced material could help preserve this rare variety
  • Unique appeal: You’d be growing something truly special and uncommon

Growing Conditions and Care

While specific growing information for this variety is limited, we can make educated guesses based on its natural habitat and plant family characteristics:

  • Climate: Likely suited for arid to semi-arid conditions typical of the Chihuahuan Desert
  • Soil: Probably prefers well-draining soils, as most desert plants do
  • Water: Likely drought-tolerant once established
  • Sun exposure: Probably thrives in full sun to partial shade

The Bottom Line

Chihuahuan stickseed represents the kind of plant that makes native gardening so meaningful – it’s a genuine piece of our regional natural heritage. However, due to its rarity, this isn’t a plant for casual gardening experiments. If you’re seriously interested in growing it, connect with native plant societies, botanical gardens, or conservation organizations that might have responsibly propagated material.

Remember, sometimes the best way to appreciate a rare plant is to support its conservation in the wild while choosing more common native alternatives for our gardens. The Southwest offers many beautiful and readily available native wildflowers that can give you that authentic desert garden experience without putting pressure on rare species.

Chihuahuan Stickseed

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

Hackelia Opiz - stickseed

Species

Hackelia ursina (Greene ex A. Gray) I.M. Johnst. - Chihuahuan stickseed

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