North America Native Plant

Puerto Rico Purslane

Botanical name: Portulaca caulerpoides

USDA symbol: POCA22

Life cycle: perennial

Habit: forb

Native status: Native to Puerto Rico  

Puerto Rico Purslane: A Critically Rare Native Worth Protecting Meet Puerto Rico purslane (Portulaca caulerpoides), one of nature’s most elusive treasures. This little-known native plant might not be gracing garden centers anytime soon, but its story is worth telling – especially if you’re passionate about plant conservation. What Makes This ...

Rare plant alert!

Region: Conservation status by state

Status: S1: Status is uncertain but is somewhere between the following rankings: Critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘

Puerto Rico Purslane: A Critically Rare Native Worth Protecting

Meet Puerto Rico purslane (Portulaca caulerpoides), one of nature’s most elusive treasures. This little-known native plant might not be gracing garden centers anytime soon, but its story is worth telling – especially if you’re passionate about plant conservation.

What Makes This Plant Special?

Puerto Rico purslane belongs to the purslane family and shares the characteristic succulent nature of its more common relatives. As a perennial forb, it’s an herbaceous plant without woody stems – think of it as a ground-hugging cousin to the purslanes you might already know.

But here’s where things get serious: this plant is critically imperiled. With a Global Conservation Status of S1, Puerto Rico purslane is hanging on by a thread in the wild, with typically five or fewer known locations and fewer than 1,000 individuals remaining.

Where Does It Call Home?

As its common name suggests, Puerto Rico purslane is native exclusively to Puerto Rico. This island endemic has evolved to thrive in very specific conditions found nowhere else on Earth.

Should You Grow Puerto Rico Purslane?

Here’s the reality check: you probably can’t – and honestly, that might be for the best right now. This plant’s critically imperiled status means it needs every bit of protection it can get in its native habitat.

If you’re passionate about conservation and somehow have access to responsibly sourced material (which would likely only be through legitimate conservation programs), here are the key considerations:

  • Conservation responsibility: Only work with verified conservation organizations
  • Expertise required: This species likely needs very specific growing conditions that aren’t well-documented
  • Limited availability: Legitimate sources are extremely rare

What Can You Do Instead?

While you can’t realistically add Puerto Rico purslane to your garden, you can still celebrate the purslane family! Consider these alternatives that capture some of the same succulent charm:

  • Common purslane (Portulaca oleracea) for edible landscaping
  • Moss rose (Portulaca grandiflora) for colorful annual displays
  • Other native succulents appropriate to your region

Supporting Conservation

The best way to help Puerto Rico purslane is to support habitat conservation in Puerto Rico and organizations working to protect the island’s unique flora. Every critically imperiled plant like this one reminds us how precious and fragile our native plant diversity really is.

Sometimes the most important gardening lesson isn’t about what to plant, but about understanding what we need to protect. Puerto Rico purslane represents the incredible botanical diversity that makes each region unique – and why local conservation efforts matter so much.

Puerto Rico Purslane

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

Portulacaceae Dumort. - Purslane family

Genus

Portulaca L. - purslane

Species

Portulaca caulerpoides Britton & P. Wilson ex Britton - Puerto Rico purslane

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