North America Native Plant

One-nerved Ernodea

Botanical name: Ernodea cokeri

USDA symbol: ERCO44

Life cycle: perennial

Habit: shrub

Native status: Native to the lower 48 states  

One-Nerved Ernodea: A Rare Native Florida Shrub Worth Discovering If you’re looking for a truly unique native plant to add some Florida flair to your garden, you might want to get acquainted with the one-nerved ernodea (Ernodea cokeri). This lesser-known native shrub is one of those hidden gems that doesn’t ...

One-Nerved Ernodea: A Rare Native Florida Shrub Worth Discovering

If you’re looking for a truly unique native plant to add some Florida flair to your garden, you might want to get acquainted with the one-nerved ernodea (Ernodea cokeri). This lesser-known native shrub is one of those hidden gems that doesn’t often make it into mainstream gardening conversations, but it’s definitely worth considering if you’re passionate about supporting local ecosystems.

What is One-Nerved Ernodea?

One-nerved ernodea is a perennial shrub that’s native to the United States, specifically calling Florida home. As a multi-stemmed woody plant, it typically stays on the more manageable side of shrub life, usually growing to less than 13-16 feet in height. Like many of its shrubby cousins, it tends to have several stems rising from or near ground level, giving it a bushy, full appearance.

Where Does It Grow?

This native beauty is exclusively found in Florida, making it a true Sunshine State specialty. If you’re gardening in Florida, you’re in the unique position of being able to grow a plant that’s perfectly adapted to your local conditions.

Why Consider Growing One-Nerved Ernodea?

Here’s where things get a bit tricky – and honestly refreshing in our age of information overload. One-nerved ernodea is somewhat of a botanical mystery plant. While we know it’s a Florida native shrub, specific details about its care requirements, appearance, and garden benefits aren’t widely documented in popular horticultural sources.

What we do know is that choosing native plants like this one supports local ecosystems and provides habitat for native wildlife. Native plants are also typically well-adapted to local growing conditions, which often means less maintenance once established.

Growing Conditions and Care

Since specific growing information for Ernodea cokeri is limited, your best bet is to:

  • Contact your local Florida native plant society or extension office for specific guidance
  • Look for reputable native plant nurseries that might carry this species
  • Consider growing conditions similar to other Florida native coastal shrubs if you’re in a similar environment
  • Given its Florida distribution, it’s likely suited for USDA hardiness zones 9-11

The Bottom Line

One-nerved ernodea represents the exciting world of lesser-known native plants that are waiting to be rediscovered by home gardeners. While we’d love to give you a complete growing guide, sometimes the best gardening adventures begin with a bit of detective work and experimentation.

If you’re interested in growing this plant, we’d recommend reaching out to Florida native plant experts, botanical gardens, or specialized native plant nurseries. They’ll be your best resource for finding both the plant itself and specific care instructions.

And who knows? You might just become one of the few gardeners helping to bring this native Florida shrub back into cultivation, contributing to the preservation of local plant diversity one garden at a time.

One-nerved Ernodea

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Rubiales

Family

Rubiaceae Juss. - Madder family

Genus

Ernodea Sw. - ernodea

Species

Ernodea cokeri Britton ex Coker - one-nerved ernodea

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