North America Non-native Plant

Paspalum Cromyorhizon

Botanical name: Paspalum cromyorhizon

USDA symbol: PACR16

Habit: grass

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

Paspalum cromyorhizon: A Mysterious Native Grass Worth Investigating Have you ever stumbled across a plant name that sounds intriguing but seems to have vanished from most gardening conversations? Meet Paspalum cromyorhizon, a grass species that’s playing quite the game of botanical hide-and-seek. While this member of the Poaceae (grass) family ...

Paspalum cromyorhizon: A Mysterious Native Grass Worth Investigating

Have you ever stumbled across a plant name that sounds intriguing but seems to have vanished from most gardening conversations? Meet Paspalum cromyorhizon, a grass species that’s playing quite the game of botanical hide-and-seek. While this member of the Poaceae (grass) family might not be filling up your local nursery shelves, it represents the fascinating world of lesser-known native grasses that deserve our attention.

What We Know (And Don’t Know)

Here’s where things get interesting – and a bit mysterious. Paspalum cromyorhizon appears to be one of those botanical enigmas with limited information readily available to home gardeners. What we can tell you is that it belongs to the Paspalum genus, a group of warm-season grasses that includes some well-known species like bahiagrass and dallisgrass.

The lack of common names and widespread cultivation information suggests this might be:

  • A regionally endemic species with limited natural distribution
  • A recently described or reclassified species
  • A grass that’s simply been overlooked by the horticultural world

The Challenge of Unknown Geography

Without clear information about where Paspalum cromyorhizon naturally occurs, we’re left playing detective. This is actually more common in the plant world than you might think – there are thousands of plant species that haven’t made it into mainstream gardening culture, even if they might be perfectly lovely additions to the right landscape.

Should You Plant It?

Here’s the thing about mysterious plants – they require extra homework. If you’ve encountered Paspalum cromyorhizon through a reputable source or botanical survey, here are some considerations:

Proceed with caution and research: Before adding any unfamiliar grass to your garden, verify its identity with local botanists, extension offices, or native plant societies. What looks like a rare native gem could potentially be something else entirely.

Source responsibly: If this species does turn out to be rare or regionally limited, only obtain plants or seeds from ethical sources that don’t impact wild populations.

Better-Known Paspalum Alternatives

While we’re solving the mystery of Paspalum cromyorhizon, consider these well-documented native Paspalum species that might scratch your ornamental grass itch:

  • Paspalum setaceum (Thin paspalum) – A delicate native grass perfect for naturalized areas
  • Paspalum floridanum (Florida paspalum) – Great for wet areas and wildlife habitat
  • Paspalum laeve (Field paspalum) – Attractive seed heads and good drought tolerance

General Care for Paspalum Grasses

If you do get your hands on verified Paspalum cromyorhizon, here’s what most Paspalum species appreciate:

  • Sunlight: Most prefer full sun to partial shade
  • Soil: Generally adaptable but often prefer moist, well-draining soils
  • Water: Many are somewhat drought tolerant once established
  • Maintenance: Typically low-maintenance once established

The Joy of Botanical Mysteries

Sometimes the most interesting plants are the ones that make us work a little harder to understand them. Paspalum cromyorhizon reminds us that there’s still so much to discover in the plant world, even in well-studied groups like grasses.

If you’re curious about this species, consider connecting with local botanical societies, university extension programs, or native plant groups. They might have insights about regional flora that hasn’t made it into mainstream horticultural references yet.

And remember – the best native garden is one filled with plants that are truly suited to your specific location and ecosystem. Sometimes that means embracing the well-known favorites, and sometimes it means becoming a botanical detective to uncover hidden gems.

Paspalum Cromyorhizon

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 cromyorhizon Trin. ex Döll

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