North America Non-native Plant

Urochloa Dictyoneura

Botanical name: Urochloa dictyoneura

USDA symbol: URDI4

Habit: grass

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

Synonyms: Brachiaria dictyoneura (Fig. & De Not.) Stapf (BRDI15)   

Urochloa dictyoneura: The Mysterious Grass That’s Hard to Pin Down If you’ve stumbled across the name Urochloa dictyoneura in your plant research, you might be scratching your head wondering exactly what this grass is all about. Well, you’re not alone! This particular species is something of a botanical puzzle that ...

Urochloa dictyoneura: The Mysterious Grass That’s Hard to Pin Down

If you’ve stumbled across the name Urochloa dictyoneura in your plant research, you might be scratching your head wondering exactly what this grass is all about. Well, you’re not alone! This particular species is something of a botanical puzzle that even experts find challenging to nail down.

What We Know (And Don’t Know)

Urochloa dictyoneura belongs to the graminoid family, which means it’s a grass or grass-like plant. You might also see it listed under its older scientific name, Brachiaria dictyoneura, though this classification appears to be outdated. Beyond these basic facts, reliable information about this specific species is surprisingly scarce in botanical literature.

The truth is, many of the details gardeners typically want to know—like where it’s native to, what it looks like, how big it gets, or what growing conditions it prefers—simply aren’t well-documented for this particular plant. This lack of information could mean several things: it might be a very rare species, it could be misidentified, or it may have been reclassified under a different name entirely.

The Challenge of Obscure Species

When you encounter a plant with limited available information like Urochloa dictyoneura, it’s usually best to proceed with caution. Here’s why:

  • Without knowing its native range, you can’t determine if it’s appropriate for your local ecosystem
  • Unknown growth habits make it impossible to plan proper spacing and placement
  • Unclear hardiness zones mean you might waste time and money on a plant that won’t survive your climate
  • Mysterious invasive potential could put your local environment at risk

What Should You Do Instead?

If you’re interested in adding grasses to your landscape, consider these alternatives:

  • Research well-documented native grasses in your area
  • Consult with local botanical gardens or extension services for identification help
  • Choose established species with known benefits for wildlife and pollinators
  • Work with reputable native plant nurseries that can guide you toward appropriate alternatives

When Plant Names Get Confusing

The botanical world is constantly evolving as scientists learn more about plant relationships and classification. Sometimes plants get renamed, reclassified, or even combined with other species. This might be what’s happening with Urochloa dictyoneura—it could be hiding under a different name in modern references.

If you’re absolutely determined to track down this particular grass, your best bet is to contact botanical experts at universities or herbarium collections who might be able to provide more specific information about its current status and identification.

The Bottom Line

While the mystery of Urochloa dictyoneura might be intriguing, gardeners are generally better served by choosing plants with well-established growing guides and known ecological benefits. There are plenty of beautiful, beneficial grasses out there with clear care instructions and documented wildlife value—why not start with those instead?

Remember, successful gardening often comes down to choosing the right plant for the right place, and that’s pretty hard to do when the plant itself is still a question mark!

Urochloa Dictyoneura

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

Urochloa P. Beauv. - signalgrass

Species

Urochloa dictyoneura (Fig. & De Not.) Veldkamp

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