North America Native Plant

Pinewoods Drymary

Botanical name: Drymaria effusa var. effusa

USDA symbol: DREFE

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Pinewoods Drymary: A Rare Arizona Native Worth Knowing Meet pinewoods drymary (Drymaria effusa var. effusa), one of Arizona’s more elusive native plants that deserves a spot in our conversation about regional flora. While this little annual forb might not be splashed across seed catalogs or featured in mainstream gardening magazines, ...

Rare plant alert!

Region: Conservation status by state

Status: S4T2T4: 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) ⚘ 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 ⚘

Pinewoods Drymary: A Rare Arizona Native Worth Knowing

Meet pinewoods drymary (Drymaria effusa var. effusa), one of Arizona’s more elusive native plants that deserves a spot in our conversation about regional flora. While this little annual forb might not be splashed across seed catalogs or featured in mainstream gardening magazines, it represents an important piece of the Southwest’s natural heritage.

What Makes Pinewoods Drymary Special?

Pinewoods drymary is a native annual forb, which simply means it’s a soft-stemmed herbaceous plant that completes its entire life cycle in one growing season. Unlike woody shrubs or trees, this plant puts all its energy into rapid growth, flowering, and seed production before the year is out.

As a true Arizona native, this plant has evolved alongside the state’s unique ecosystems and wildlife. It’s perfectly adapted to local conditions and plays its part in supporting the intricate web of native species that call the Southwest home.

Where Does It Grow?

Currently documented only in Arizona, pinewoods drymary has a very limited geographic range within the lower 48 states. This restricted distribution makes it all the more precious to local ecosystems.

A Word About Rarity

Here’s where things get important: pinewoods drymary has a Global Conservation Status of S4T2T4, indicating it may be uncommon to rare in its native range. This means we need to treat this plant with extra care and respect.

If you’re interested in growing pinewoods drymary, it’s crucial to source seeds or plants only from reputable native plant suppliers who practice ethical collection methods. Never collect from wild populations, as this can harm already vulnerable species.

The Growing Challenge

We’ll be honest with you – detailed growing information for pinewoods drymary is scarce. This isn’t unusual for rare native plants that haven’t been widely cultivated. What we do know is that as an annual forb native to Arizona, it likely:

  • Prefers well-draining soils typical of its native habitat
  • Thrives in Arizona’s climate conditions
  • Completes its growth cycle within one season
  • May require specific soil conditions or microclimates found in its natural range

Why Consider This Plant?

While pinewoods drymary might not offer the showy blooms of more popular natives, choosing to grow rare native plants like this one offers several benefits:

  • Supports local biodiversity and ecosystem health
  • Preserves genetic diversity of native plant populations
  • Creates habitat for specialized native insects and wildlife
  • Adds authenticity to native plant gardens
  • Contributes to conservation efforts

Alternative Native Options

If you’re drawn to the idea of growing native Arizona forbs but want something with more available information and easier cultivation, consider these alternatives:

  • Desert lupine (Lupinus sparsiflorus)
  • Desert marigold (Baileya multiradiata)
  • Ghost plant (Graptopetalum paraguayense)
  • Brittlebush (Encelia farinosa)

The Bottom Line

Pinewoods drymary represents the fascinating diversity of Arizona’s native plant community. While it may not be the easiest plant to grow or find, its rarity makes it all the more valuable to local ecosystems. If you do decide to grow this special native, remember to source it responsibly and consider it a contribution to conservation efforts.

Sometimes the most rewarding plants are the ones that challenge us to think beyond the typical garden center offerings and connect more deeply with our local natural heritage.

Pinewoods Drymary

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Caryophyllidae

Order

Caryophyllales

Family

Caryophyllaceae Juss. - Pink family

Genus

Drymaria Willd. ex Schult. - drymary

Species

Drymaria effusa A. Gray - pinewoods drymary

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