North America Native Plant

Swordbush

Botanical name: Phyllanthus epiphyllanthus

USDA symbol: PHEP

Life cycle: perennial

Habit: shrub

Native status: Native to Puerto Rico âš˜ Native to the U.S. Virgin Islands  

Synonyms: Xylophylla epiphyllantha (L.) Britton (XYEP)   

Swordbush: A Caribbean Native Shrub for Tropical Gardens If you’re lucky enough to garden in the Caribbean or a similar tropical climate, you might want to get acquainted with swordbush (Phyllanthus epiphyllanthus). This native shrub brings a piece of authentic Caribbean flora to your landscape, though it’s definitely not your ...

Swordbush: A Caribbean Native Shrub for Tropical Gardens

If you’re lucky enough to garden in the Caribbean or a similar tropical climate, you might want to get acquainted with swordbush (Phyllanthus epiphyllanthus). This native shrub brings a piece of authentic Caribbean flora to your landscape, though it’s definitely not your typical garden center find.

What is Swordbush?

Swordbush is a perennial, multi-stemmed woody shrub that typically stays manageable at under 13-16 feet tall. Like many shrubs, it usually develops several stems from near the ground, creating a bushy appearance that can add structure and natural character to tropical gardens. You might also see it listed under its botanical synonym, Xylophylla epiphyllantha.

Where Does Swordbush Come From?

This Caribbean native calls Puerto Rico and the U.S. Virgin Islands home. It’s one of those special plants that evolved specifically in this tropical paradise, making it perfectly adapted to Caribbean growing conditions. When you plant native species like swordbush, you’re essentially welcoming back a piece of the original ecosystem.

Should You Plant Swordbush in Your Garden?

Here’s where things get a bit tricky – swordbush is somewhat of a mystery plant in the gardening world. While its native status makes it an excellent choice for ecological gardening in Puerto Rico and the Virgin Islands, detailed growing information is surprisingly scarce. This suggests it’s either rarely cultivated or primarily exists in wild populations.

If you’re gardening in its native range, swordbush could be a wonderful addition for:

  • Creating authentic native plant landscapes
  • Supporting local ecosystems
  • Adding unique Caribbean character to your garden
  • Potentially providing habitat for native wildlife (though specific benefits aren’t well documented)

Growing Swordbush Successfully

Unfortunately, specific growing requirements for swordbush aren’t well documented in horticultural literature. However, as a Caribbean native, it likely thrives in:

  • Warm, tropical climates year-round
  • Well-draining soils
  • Conditions similar to other Caribbean natives

Since detailed care instructions aren’t readily available, your best bet is to:

  • Contact local botanical gardens or native plant societies in Puerto Rico or the Virgin Islands
  • Observe the plant’s natural growing conditions if you encounter it in the wild
  • Start with basic tropical shrub care and adjust based on the plant’s response

A Word of Caution

Because swordbush appears to be rarely cultivated and information about its status is limited, we recommend proceeding thoughtfully. If you do locate plants or seeds, ensure they’re from responsible, legal sources. Never collect from wild populations, especially since we don’t know the current conservation status of this species.

The Bottom Line

Swordbush represents the intriguing world of lesser-known native plants that deserve more attention from gardeners and researchers alike. While it might not be the easiest plant to grow or find, it offers the unique opportunity to connect with authentic Caribbean flora. If you’re passionate about native plants and willing to do some detective work, swordbush could be a rewarding addition to the right tropical garden.

For most tropical gardeners looking for reliable native options, you might want to start with better-documented Caribbean natives and keep swordbush on your plants to explore list for future adventures in native gardening.

Swordbush

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 epiphyllanthus L. - swordbush

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