North America Native Plant

Navajo Cinquefoil

Botanical name: Potentilla subviscosa var. ramulosa

USDA symbol: POSUR

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Navajo Cinquefoil: A Rare Arizona Native Worth Knowing If you’re passionate about native plants and looking to support Arizona’s unique flora, you might want to learn about Navajo cinquefoil (Potentilla subviscosa var. ramulosa). This lesser-known perennial forb represents one of nature’s specialized adaptations to the American Southwest, though finding detailed ...

Rare plant alert!

Region: Conservation status by state

Status: S4?T3?Q: Status is uncertain but is somewhere between the following rankings: Inexact rank: ⚘ Uncertain taxonomy: ⚘ 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 ⚘

Navajo Cinquefoil: A Rare Arizona Native Worth Knowing

If you’re passionate about native plants and looking to support Arizona’s unique flora, you might want to learn about Navajo cinquefoil (Potentilla subviscosa var. ramulosa). This lesser-known perennial forb represents one of nature’s specialized adaptations to the American Southwest, though finding detailed information about this particular variety can be as challenging as spotting it in the wild.

What Makes Navajo Cinquefoil Special?

Navajo cinquefoil belongs to the diverse Potentilla genus, commonly known as cinquefoils. As a perennial forb, this plant lacks woody stems but returns year after year from its root system. Unlike its more common cousins, this variety has carved out a niche in Arizona’s challenging landscapes, making it a true local treasure.

The plant’s scientific classification reveals its specialized nature – the var. ramulosa designation indicates this is a distinct variety with its own unique characteristics that set it apart from the broader species.

Where You’ll Find This Native Gem

Currently documented in Arizona, Navajo cinquefoil represents the kind of regional specialization that makes native plant gardening so fascinating. This plant has evolved specifically to thrive in conditions that would challenge many other species, making it perfectly suited to its southwestern home.

A Word of Caution: Rarity Matters

Here’s where things get interesting – and important. Navajo cinquefoil carries a Global Conservation Status of S4?T3?Q, which essentially means its conservation status is undefined or uncertain. This uncertainty flag should make any responsible gardener pause and consider the implications.

When a plant’s conservation status is unclear, it often indicates:

  • Limited population data
  • Restricted natural range
  • Potential vulnerability to habitat changes
  • Need for more research and documentation

Should You Grow Navajo Cinquefoil?

The short answer is: maybe, but with important caveats. If you’re interested in this plant, here’s what you need to know:

The responsible approach: Only obtain plants or seeds from reputable native plant nurseries that can guarantee their material is ethically sourced and not collected from wild populations. Never harvest from natural areas.

Why it might be worth the effort: Growing rare native plants in cultivation can actually support conservation efforts by maintaining genetic diversity and reducing pressure on wild populations – but only when done responsibly.

Growing Challenges and Opportunities

Due to limited available information about this specific variety’s cultivation requirements, growing Navajo cinquefoil would be something of a gardening adventure. Based on its Arizona origins and forb classification, you might expect:

  • Preference for well-draining soils
  • Tolerance for drought conditions
  • Adaptation to intense sunlight
  • Potential dormancy during extreme weather

However, without specific cultivation data, success would require patience, observation, and possibly some trial and error.

Alternative Native Options

If you’re drawn to the idea of growing native Potentilla species but want something with more established cultivation information, consider researching other native cinquefoils that might be appropriate for your area. Many Potentilla species offer similar ecological benefits with better-understood growing requirements.

The Bigger Picture

Plants like Navajo cinquefoil remind us that our native flora includes countless specialized species that have evolved to fill specific ecological niches. While we may not have all the answers about how to grow every native plant, each one plays a role in supporting local ecosystems.

Whether or not you choose to seek out this particular variety, learning about plants like Navajo cinquefoil expands our appreciation for the incredible diversity of native species right in our own backyards. Sometimes the most valuable thing we can do is simply acknowledge and respect the complexity of the natural world around us.

If you do decide to pursue this plant, consider connecting with local native plant societies, botanical gardens, or university extension programs. They may have additional insights or be interested in your cultivation experiences – contributing to the broader understanding of this intriguing native species.

Navajo Cinquefoil

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

Rosales

Family

Rosaceae Juss. - Rose family

Genus

Potentilla L. - cinquefoil

Species

Potentilla subviscosa Greene - Navajo cinquefoil

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