North America Native Plant

Grassflower

Botanical name: Gesneria viridiflora sintenisii

USDA symbol: GEVIS

Life cycle: perennial

Habit: shrub

Native status: Native to Puerto Rico  

Synonyms: Duchartrea sintenisii (Urb.) Britton (DUSI2)  âš˜  Gesneria sintenisii Urb. (GESI5)   

Grassflower: A Hidden Gem of Puerto Rico’s Native Flora Meet the grassflower (Gesneria viridiflora sintenisii), a charming native shrub that calls Puerto Rico home. While this little-known member of the gesneriad family might not be sitting on every nursery shelf, it represents the unique botanical treasures that make Caribbean gardening ...

Grassflower: A Hidden Gem of Puerto Rico’s Native Flora

Meet the grassflower (Gesneria viridiflora sintenisii), a charming native shrub that calls Puerto Rico home. While this little-known member of the gesneriad family might not be sitting on every nursery shelf, it represents the unique botanical treasures that make Caribbean gardening so special.

What Makes Grassflower Special

This perennial shrub is purely Puerto Rican – as native as it gets! Scientifically known as Gesneria viridiflora sintenisii, you might also see it referenced by its botanical synonyms Duchartrea sintenisii or Gesneria sintenisii in older plant literature.

As a multi-stemmed woody plant, grassflower typically stays under 13-16 feet tall, making it a manageable size for most garden spaces. Its shrub-like growth habit means you’ll see several stems emerging from the ground level, creating a naturally full appearance.

Where You’ll Find Grassflower Growing Wild

Grassflower grows exclusively in Puerto Rico, where it’s part of the island’s rich endemic flora. This makes it a true botanical treasure – a plant that evolved specifically in this Caribbean paradise and nowhere else on Earth.

Should You Grow Grassflower in Your Garden?

Here’s where things get interesting (and a bit challenging). While grassflower would make a wonderful addition to Puerto Rican native plant gardens, finding this particular subspecies can be quite the treasure hunt. Its limited availability means most gardeners won’t stumble across it at their local garden center.

If you’re lucky enough to locate grassflower, it could be an excellent choice for:

  • Native Puerto Rican plant collections
  • Gardens focused on Caribbean endemic species
  • Naturalistic landscape designs
  • Conservation-minded gardening projects

Growing Tips for Success

Since specific growing information for this subspecies is limited, your best bet is to mimic its natural Puerto Rican habitat. Think warm, humid conditions with protection from harsh winds. Like most Caribbean natives, grassflower likely appreciates:

  • Well-draining soil that doesn’t stay soggy
  • Partial shade to filtered sunlight
  • Regular moisture during dry spells
  • Protection from salt spray if you’re near the coast

A Word About Sourcing

If you’re interested in growing grassflower, please be mindful about sourcing. Since this plant appears to be quite rare in cultivation, make sure any plants you purchase come from reputable nurseries that propagate their stock rather than collecting from wild populations. This helps protect Puerto Rico’s native plant communities.

The Bottom Line

Grassflower represents the kind of unique, endemic plant that makes native gardening so rewarding. While it might take some detective work to track down, growing Puerto Rico’s native plants helps preserve the island’s botanical heritage and creates gardens that truly reflect the local landscape. Even if you can’t find grassflower specifically, exploring other native Puerto Rican gesneriads can connect you to this fascinating plant family.

Remember – every native plant we grow is a small victory for local ecosystems and a step toward more sustainable, regionally appropriate gardening.

Grassflower

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

Scrophulariales

Family

Gesneriaceae Rich. & Juss. - Gesneriad family

Genus

Gesneria L. - gesneria

Species

Gesneria viridiflora (Decne.) Kuntze - grassflower

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