North America Non-native Plant

Magennis’ Dogstooth Grass

Botanical name: Cynodon magennisii

USDA symbol: CYMA2

Life cycle: perennial

Habit: grass

Native status: Non-native, reproduces and persists in the wild in the lower 48 states  

Magennis’ Dogstooth Grass: A Lesser-Known Perennial Grass If you’ve stumbled across the name Magennis’ dogstooth grass (Cynodon magennisii), you’re looking at one of the more mysterious members of the grass family. This perennial grass species isn’t your typical backyard staple, and there’s a good reason for that – it’s quite ...

Magennis’ Dogstooth Grass: A Lesser-Known Perennial Grass

If you’ve stumbled across the name Magennis’ dogstooth grass (Cynodon magennisii), you’re looking at one of the more mysterious members of the grass family. This perennial grass species isn’t your typical backyard staple, and there’s a good reason for that – it’s quite the enigma in the plant world!

What We Know About This Grass

Magennis’ dogstooth grass is a non-native perennial grass that has established itself in parts of the southern United States. Like other members of the Cynodon genus, it’s a grass-like plant that has managed to reproduce and persist in the wild without human assistance.

Where You’ll Find It

This grass species has been documented in Alabama and Texas, though its presence may be more limited than other widespread grasses. Its restricted distribution suggests it hasn’t become as established as some of its more famous cousins in the grass family.

The Mystery Factor

Here’s where things get interesting – and a bit frustrating for curious gardeners. Cynodon magennisii is one of those plants that seems to fly under the radar. Unlike the well-documented Bermuda grass (Cynodon dactylon), there’s limited readily available information about this particular species’ growing habits, appearance, or garden performance.

Should You Grow It?

Given the limited information available about Magennis’ dogstooth grass, most gardeners would be better served by choosing better-documented alternatives. Since we don’t know its invasive potential or specific growing requirements, it’s hard to recommend it with confidence.

Better Alternatives for Your Garden

Instead of taking a gamble on this mysterious grass, consider these native alternatives that will provide reliable performance:

  • Buffalo grass – A drought-tolerant native perfect for warm-season lawns
  • Little bluestem – An attractive ornamental grass with beautiful fall color
  • Inland sea oats – A graceful native grass perfect for naturalized areas
  • Purple three-awn – A bunch grass native to the southern states

The Bottom Line

While Magennis’ dogstooth grass might sound intriguing, the lack of available information makes it a risky choice for most gardening situations. When you’re planning your landscape, it’s generally better to stick with well-documented plants – whether native or non-native – that have proven track records in gardens.

If you’re set on exploring unusual grasses, consider working with your local extension office or native plant society. They can help you identify truly beneficial grasses that will thrive in your specific area while supporting local ecosystems.

Sometimes the most interesting plants are the ones we know the least about, but in gardening, mystery doesn’t always make for the best planting decisions!

Magennis’ Dogstooth Grass

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

Cynodon Rich. - Bermudagrass

Species

Cynodon magennisii Hurcombe (pro hybr.) - Magennis' dogstooth grass

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