North America Native Plant

Alkali Desertparsley

Botanical name: Lomatium caruifolium var. denticulatum

USDA symbol: LOCAD

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Leptotaenia anomala J.M. Coult. & Rose (LEAN6)  âš˜  Leptotaenia humilis J.M. Coult. & Rose (LEHU3)  âš˜  Lomatium humile (J.M. Coult. & Rose) Hoover ex Mathias & Constance (LOHU3)   

Alkali Desertparsley: A Rare Native Gem for California Gardens If you’re passionate about native California plants and love discovering lesser-known botanical treasures, alkali desertparsley (Lomatium caruifolium var. denticulatum) might just capture your gardening heart. This perennial forb represents the kind of specialized native plant that makes California’s flora so uniquely ...

Rare plant alert!

Region: Conservation status by state

Status: S3S4T2T3: Status is uncertain but is somewhere between the following rankings: 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. ⚘ 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 ⚘

Alkali Desertparsley: A Rare Native Gem for California Gardens

If you’re passionate about native California plants and love discovering lesser-known botanical treasures, alkali desertparsley (Lomatium caruifolium var. denticulatum) might just capture your gardening heart. This perennial forb represents the kind of specialized native plant that makes California’s flora so uniquely diverse and fascinating.

What Makes Alkali Desertparsley Special

Alkali desertparsley belongs to the carrot family and is what botanists call a forb – essentially a non-woody perennial plant that dies back to ground level each winter and regrows from its roots each spring. Unlike shrubs or trees, this plant lacks significant woody tissue, making it a perfect complement to other herbaceous plants in your native garden.

This plant goes by several scientific names in botanical literature, including former names like Leptotaenia anomala and Lomatium humile, which speaks to the evolving understanding of this species over time.

Where Does It Call Home?

Alkali desertparsley is a true California native, found naturally within the Golden State’s diverse landscapes. As a plant that has evolved specifically in California’s unique climate and soil conditions, it’s perfectly adapted to thrive in local ecosystems.

A Word of Caution: Rarity Matters

Before you start planning where to plant alkali desertparsley, there’s something important to know: this plant has a conservation status that suggests it may be uncommon in the wild. With a global conservation ranking that indicates potential rarity, responsible sourcing becomes crucial.

If you’re interested in growing this native beauty, please ensure you obtain plants or seeds only from reputable native plant nurseries that propagate their stock rather than collecting from wild populations. Never collect plants or seeds from natural areas – this practice can harm already vulnerable populations.

Why Consider Alkali Desertparsley for Your Garden?

Despite the need for careful sourcing, there are compelling reasons to consider this native plant:

  • It’s a true California native, supporting local ecosystems
  • As a perennial, it provides long-term garden value
  • It represents California’s unique botanical heritage
  • Native plants typically require less water once established
  • Supporting rare native plants through cultivation can aid conservation efforts

Growing Alkali Desertparsley Successfully

Unfortunately, specific growing requirements for this particular variety aren’t widely documented, which isn’t uncommon for specialized native plants. However, we can make some educated assumptions based on its name and native status:

The alkali in its common name suggests this plant may tolerate alkaline soils, which could make it suitable for gardens with challenging soil chemistry where other plants struggle. As a California native, it’s likely adapted to the state’s Mediterranean climate patterns with wet winters and dry summers.

Best Practices for Success

When growing any rare or specialized native plant like alkali desertparsley, consider these general guidelines:

  • Start with healthy, nursery-propagated plants from reputable native plant suppliers
  • Plant in fall to take advantage of winter rains for establishment
  • Avoid overwatering, especially during summer months
  • Be patient – native plants often take time to establish but are worth the wait
  • Consider companion planting with other California natives

Is This Plant Right for You?

Alkali desertparsley is best suited for dedicated native plant enthusiasts who appreciate rare and specialized species. If you’re looking for a more common alternative, consider exploring other Lomatium species or native California forbs that might be more readily available and better documented for garden use.

However, if you’re committed to conservation-minded gardening and have access to responsibly sourced plants, alkali desertparsley could be a meaningful addition to a specialized native plant collection. Just remember that growing rare natives comes with the responsibility of supporting conservation through proper sourcing and care.

The Bottom Line

Alkali desertparsley represents the fascinating diversity of California’s native flora. While it may not be the easiest plant to source or grow, it offers dedicated native plant gardeners the opportunity to cultivate something truly special while supporting conservation efforts. If you choose to grow this rare native, you’ll be participating in the important work of preserving California’s botanical heritage, one garden at a time.

Alkali Desertparsley

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Apiales

Family

Apiaceae Lindl. - Carrot family

Genus

Lomatium Raf. - desertparsley

Species

Lomatium caruifolium (Hook. & Arn.) J.M. Coult. & Rose - alkali desertparsley

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