North America Native Plant

Geno Geno

Botanical name: Lonchocarpus domingensis

USDA symbol: LODO5

Life cycle: perennial

Habit: tree

Native status: Native to Puerto Rico  

Synonyms: Lonchocarpus sericeus (Poir.) Kunth ex DC. (LOSE6)   

Geno Geno: A Native Puerto Rican Tree Worth Knowing If you’re exploring native plants for tropical and subtropical landscapes, you might come across a tree called geno geno (Lonchocarpus domingensis). This native Puerto Rican species belongs to the legume family and represents the kind of indigenous flora that makes Caribbean ...

Geno Geno: A Native Puerto Rican Tree Worth Knowing

If you’re exploring native plants for tropical and subtropical landscapes, you might come across a tree called geno geno (Lonchocarpus domingensis). This native Puerto Rican species belongs to the legume family and represents the kind of indigenous flora that makes Caribbean ecosystems so unique.

Meet the Geno Geno

Geno geno is the common name for Lonchocarpus domingensis, a perennial tree species that calls Puerto Rico home. You might also see it listed under its botanical synonym, Lonchocarpus sericeus, in older references. As a true native, this tree has been quietly growing in Puerto Rican landscapes long before European colonization.

Where You’ll Find It

This tree is endemic to Puerto Rico, meaning it naturally occurs only on this beautiful Caribbean island. Its native range is limited to Puerto Rico, making it a truly special piece of the island’s natural heritage.

Growth Characteristics

Geno geno grows as a proper tree, typically reaching heights greater than 13-16 feet (4-5 meters) with a single trunk. Like many tropical trees, it can sometimes develop multiple stems or stay shorter under certain environmental conditions, but it generally wants to grow tall and proud.

As a perennial woody species, this tree is built for the long haul. Once established, it becomes a permanent fixture in the landscape, potentially living for many decades.

Wetland Connections

Interestingly, geno geno has a Facultative Wetland status in the Caribbean region. This means you’ll usually find it growing in wetland areas, though it can also tolerate drier conditions. This adaptability suggests it might be useful for gardeners dealing with varying moisture conditions or those creating rain gardens and naturalistic landscapes.

The Challenge of Growing Geno Geno

Here’s where things get interesting—and a bit frustrating for eager gardeners. While geno geno is clearly an important native species, detailed information about its cultivation, specific growing requirements, and landscape use is surprisingly limited. This isn’t uncommon with lesser-known native species that haven’t made their way into mainstream horticulture.

What we can reasonably assume based on its native habitat and wetland status:

  • It likely prefers tropical to subtropical climates (suitable for Puerto Rico’s climate)
  • It can handle both wet and moderately dry conditions
  • As a legume family member, it may help fix nitrogen in the soil
  • It probably supports local wildlife, though specific benefits aren’t well documented

Should You Plant Geno Geno?

If you’re gardening in Puerto Rico or a similar tropical climate, geno geno could be a wonderful addition to a native plant garden or naturalistic landscape. Its status as a true native means it’s perfectly adapted to local conditions and likely supports indigenous wildlife.

However, the lack of readily available information about cultivation makes it more of an adventure plant for dedicated native plant enthusiasts rather than a beginner-friendly choice. You might need to:

  • Source seeds or seedlings from specialized native plant suppliers
  • Experiment with growing conditions based on its natural habitat
  • Connect with local botanists or native plant societies for growing tips

The Bigger Picture

Sometimes the most valuable plants aren’t the ones with detailed care sheets and wide availability. Geno geno represents something important: a piece of Puerto Rico’s natural heritage that deserves recognition and preservation. By learning about and potentially growing lesser-known natives like this one, gardeners can play a role in maintaining biodiversity and supporting indigenous ecosystems.

If you can’t find geno geno or want more reliable options while you search, consider exploring other well-documented Puerto Rican native trees and shrubs that might offer similar benefits with more available growing information.

The world of native plants is full of hidden gems like geno geno—species that have quietly supported their ecosystems for centuries, waiting for curious gardeners to rediscover their value.

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" matching plants to their ideal growing conditions, so they'll thrive with less work and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection is. While tags list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. Surprisingly, many popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. Also, it helps you make smarter gardening choices and grow healthy plants with less care and feeding, saving you time, frustration, and money while producing an attractive garden with greater ecological benefits.

Regions
Status
Moisture Conditions

Caribbean

FACW

Facultative Wetland - Plants with this status usually occurs in wetlands but may occur in non-wetlands

Geno Geno

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

Fabales

Family

Fabaceae Lindl. - Pea family

Genus

Lonchocarpus Kunth - lancepod

Species

Lonchocarpus domingensis (Turp. ex Pers.) DC. - geno geno

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