North America Native Plant

Wedge Leaf-flower

Botanical name: Phyllanthus orbicularis

USDA symbol: PHOR10

Life cycle: perennial

Habit: shrub

Native status: Native to Puerto Rico  

Synonyms: Andrachne cuneifolia Britton (ANCU)  âš˜  Phyllanthus cuneifolius (Britton) Croizat (PHCU4)   

Wedge Leaf-Flower: A Native Puerto Rican Shrub Worth Knowing If you’re passionate about native gardening in Puerto Rico, you might be intrigued by some of the island’s lesser-known botanical treasures. Enter the wedge leaf-flower (Phyllanthus orbicularis), a native shrub that’s quietly making its home in Puerto Rico’s diverse landscapes. While ...

Wedge Leaf-Flower: A Native Puerto Rican Shrub Worth Knowing

If you’re passionate about native gardening in Puerto Rico, you might be intrigued by some of the island’s lesser-known botanical treasures. Enter the wedge leaf-flower (Phyllanthus orbicularis), a native shrub that’s quietly making its home in Puerto Rico’s diverse landscapes. While this plant isn’t likely to win any popularity contests—mainly because it’s not widely known—it represents the kind of authentic, locally-adapted species that can add genuine character to native gardens.

What Is Wedge Leaf-Flower?

Wedge leaf-flower is a perennial shrub that belongs to the Phyllanthaceae family. Like other shrubs, it’s a multi-stemmed woody plant that typically stays under 13 to 16 feet tall, though it could potentially grow taller under the right conditions. You might also encounter this plant listed under its former scientific names: Andrachne cuneifolia or Phyllanthus cuneifolius.

As a native species, wedge leaf-flower has spent countless generations adapting to Puerto Rico’s unique climate and growing conditions, making it naturally suited to thrive in local ecosystems.

Where Does It Grow?

Wedge leaf-flower is exclusively native to Puerto Rico, where it has carved out its ecological niche over time. This makes it a true local specialty—you won’t find this exact species growing naturally anywhere else in the world.

Should You Plant Wedge Leaf-Flower?

Here’s where things get a bit tricky. While wedge leaf-flower has the appeal of being a genuine Puerto Rican native, there’s limited readily available information about its specific growing requirements, appearance, and garden performance. This isn’t necessarily a bad thing—it just means you’d be somewhat pioneering if you choose to grow it.

Reasons you might want to grow it:

  • It’s a true Puerto Rican native, supporting local biodiversity
  • As a native, it should be naturally adapted to local climate conditions
  • You’d be helping preserve and promote indigenous plant species
  • It could provide habitat for local wildlife, even if specific benefits aren’t well-documented

Reasons you might hesitate:

  • Limited information available about its ornamental qualities
  • Uncertain availability in nurseries
  • Unknown specific growing requirements
  • Unclear how it performs in designed landscapes

Growing Conditions and Care

Since specific growing information for wedge leaf-flower is limited, we have to make educated guesses based on its native habitat and family characteristics. Being native to Puerto Rico, it should thrive in USDA hardiness zones 11-12, where temperatures rarely drop below 40°F.

Like many tropical natives, it likely prefers:

  • Warm, humid conditions year-round
  • Well-draining soil (most shrubs hate soggy roots)
  • Protection from harsh winds
  • Moderate to bright light conditions

Finding and Planting Wedge Leaf-Flower

Your biggest challenge will likely be sourcing this plant. It’s not commonly available in mainstream nurseries, so you might need to:

  • Contact native plant societies in Puerto Rico
  • Reach out to botanical gardens or research institutions
  • Connect with other native plant enthusiasts
  • Look for specialized native plant nurseries

If you do find wedge leaf-flower, treat it like you would other tropical shrubs: plant it in well-prepared soil, water it regularly until established, and give it room to develop its natural multi-stemmed form.

The Bottom Line

Wedge leaf-flower represents the kind of botanical mystery that makes native gardening both challenging and rewarding. While we can’t promise it’ll be the showstopper of your garden, choosing native plants like this one helps preserve Puerto Rico’s unique plant heritage and supports local ecosystems in ways we’re still discovering.

If you’re the adventurous type who enjoys growing something truly local and uncommon, wedge leaf-flower might be worth seeking out. Just remember that you’ll be part of an exclusive club of gardeners helping to keep this native species thriving in cultivation!

Wedge Leaf-flower

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

Euphorbiales

Family

Euphorbiaceae Juss. - Spurge family

Genus

Phyllanthus L. - leafflower

Species

Phyllanthus orbicularis Kunth - wedge leaf-flower

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