North America Non-native Plant

Paspalum Guenoarum Var. Rojasii

Botanical name: Paspalum guenoarum var. rojasii

USDA symbol: PAGUR2

Habit: grass

Native status: Not native but doesn't reproduce and persist in the wild

Paspalum guenoarum var. rojasii: A Mystery Grass Worth Skipping Ever stumbled across a plant name that sounds intriguing but leaves you scratching your head when you try to learn more about it? Meet Paspalum guenoarum var. rojasii – a grass variety that’s about as elusive as a gardening unicorn. While ...

Paspalum guenoarum var. rojasii: A Mystery Grass Worth Skipping

Ever stumbled across a plant name that sounds intriguing but leaves you scratching your head when you try to learn more about it? Meet Paspalum guenoarum var. rojasii – a grass variety that’s about as elusive as a gardening unicorn. While the scientific name might roll off the tongue of botanists, this particular plant presents some real challenges for home gardeners.

What We Know (And What We Don’t)

Here’s the honest truth: reliable information about Paspalum guenoarum var. rojasii is incredibly scarce. What we do know is that it belongs to the Paspalum genus, which includes many grass species in the Poaceae family. These are typically warm-season grasses, but beyond that basic classification, the details get murky fast.

The lack of readily available information about this variety raises some red flags for gardeners. Without knowing its native range, growth habits, or potential invasive tendencies, planting this grass could be like playing botanical roulette with your landscape.

Why You Might Want to Pass on This Grass

When it comes to adding plants to your garden, knowledge is power. Here’s why this particular variety might not be the best choice:

  • Unknown native status makes it impossible to determine if it belongs in your local ecosystem
  • No documented common names suggest it’s not widely cultivated or recognized
  • Lack of growing information means you’d be gardening blindfolded
  • Unclear invasive potential could spell trouble for your local environment
  • No known wildlife or pollinator benefits documented

Better Native Grass Alternatives

Instead of gambling with an unknown quantity, why not choose well-documented native grasses that will thrive in your area? Depending on your region, you might consider:

  • Little bluestem (Schizachyrium scoparium) for prairies and naturalized areas
  • Buffalo grass (Poaceae dactyloides) for low-maintenance lawns in arid regions
  • Purple top grass (Tridens flavus) for erosion control and wildlife habitat
  • Other well-documented Paspalum species native to your area

The Bottom Line

While the mystery surrounding Paspalum guenoarum var. rojasii might appeal to plant collectors and botanical adventurers, most gardeners will find better success with well-documented native alternatives. When in doubt, stick with plants that have proven track records, clear growing requirements, and known benefits to local ecosystems.

Your garden – and your local environment – will thank you for choosing plants with clear identities and documented benefits. Save the mystery for your favorite detective novel, not your landscape design!

Paspalum Guenoarum Var. Rojasii

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Commelinidae

Order

Cyperales

Family

Poaceae Barnhart - Grass family

Genus

Paspalum L. - crowngrass

Species

Paspalum guenoarum Arechav. - pasto rojo

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