North America Native Plant

Puerto Rico Smoothlip Orchid

Botanical name: Leochilus puertoricensis

USDA symbol: LEPU5

Life cycle: perennial

Habit: forb

Native status: Native to Puerto Rico  

Puerto Rico Smoothlip Orchid: A Rare Caribbean Gem for Dedicated Orchid Enthusiasts Meet the Puerto Rico smoothlip orchid (Leochilus puertoricensis), a tiny botanical treasure that’s as exclusive as it is enchanting. This diminutive epiphytic orchid might not catch your eye from across the garden, but for orchid lovers and conservation-minded ...

Rare plant alert!

Region: Conservation status by state

Status: S1?: Status is uncertain but is somewhere between the following rankings: Inexact rank: ⚘ 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 Smoothlip Orchid: A Rare Caribbean Gem for Dedicated Orchid Enthusiasts

Meet the Puerto Rico smoothlip orchid (Leochilus puertoricensis), a tiny botanical treasure that’s as exclusive as it is enchanting. This diminutive epiphytic orchid might not catch your eye from across the garden, but for orchid lovers and conservation-minded gardeners, it represents something truly special – a chance to help preserve one of Puerto Rico’s rarest native plants.

A Plant with Serious Conservation Status

Before we dive into growing tips, let’s talk about what makes this orchid so remarkable. The Puerto Rico smoothlip orchid carries a Global Conservation Status of S1?, meaning it’s critically imperiled with typically five or fewer known occurrences and very few remaining individuals (fewer than 1,000). This isn’t just rare – it’s on the edge of disappearing entirely.

Important note for potential growers: If you’re considering adding this orchid to your collection, please ensure you’re obtaining plants from responsibly sourced, legally propagated stock. Never collect from wild populations.

Where Does It Call Home?

This orchid is endemic to Puerto Rico, meaning it exists nowhere else on Earth naturally. As a true native species, it evolved specifically within Puerto Rico’s unique ecosystem and climate conditions.

What Makes This Orchid Special?

The Puerto Rico smoothlip orchid is a perennial forb that lives life in the treetops as an epiphyte. Unlike ground-dwelling plants, it grows attached to other plants (usually trees) without being parasitic. Think of it as nature’s apartment dweller – it just needs a good spot to set up shop and gather moisture and nutrients from the air and rain.

As a forb, it lacks significant woody tissue and maintains perennating buds at or below ground surface level (or in this case, at its attachment point on host trees).

Is This Orchid Right for Your Garden?

Let’s be honest – the Puerto Rico smoothlip orchid isn’t for everyone. Here’s who might want to consider it:

  • Experienced orchid growers looking for a conservation challenge
  • Collectors interested in rare Caribbean species
  • Greenhouse enthusiasts with controlled environments
  • Gardeners passionate about plant conservation

This isn’t a plant for beginners or those expecting showy garden displays. Its appeal lies in its rarity, conservation value, and the satisfaction of successfully growing something truly special.

Growing Conditions and Care

Since this is an epiphytic orchid from tropical Puerto Rico, you’ll need to recreate some very specific conditions:

  • Climate: USDA hardiness zones 10-11 (tropical conditions)
  • Humidity: High humidity levels (60-80%)
  • Light: Bright, filtered light – think dappled forest canopy
  • Growing medium: Well-draining orchid bark mix or mounted on cork or tree fern
  • Watering: Regular misting, allow to dry between waterings
  • Temperature: Warm temperatures year-round with good air circulation

The Reality Check

Growing the Puerto Rico smoothlip orchid successfully requires dedication, experience, and often a greenhouse or very controlled indoor environment. Most gardeners in the continental United States will need to grow it as a houseplant or in a greenhouse setting.

If you’re new to orchid growing or looking for easier native alternatives, consider starting with more common orchid species to build your skills first.

A Living Legacy

Every Puerto Rico smoothlip orchid grown in cultivation represents hope for this critically imperiled species. While it may never be a mainstream garden plant, for those willing to take on the challenge, it offers the unique opportunity to participate in preserving a piece of Puerto Rico’s irreplaceable natural heritage.

Remember: with great rarity comes great responsibility. If you choose to grow this orchid, you’re becoming a steward of one of nature’s most precious and vulnerable creations.

Puerto Rico Smoothlip Orchid

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Liliidae

Order

Orchidales

Family

Orchidaceae Juss. - Orchid family

Genus

Leochilus Kn. & Westc. - leochilus

Species

Leochilus puertoricensis M.W. Chase - Puerto Rico smoothlip orchid

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