North America Native Plant

Dupoa

Botanical name: ×Dupoa

USDA symbol: DUPOA

Life cycle: perennial

Habit: grass

Native status: Native to Alaska âš˜ Native to Canada  

Dupoa: The Mystery Grass You’ve Probably Never Heard Of If you’re scratching your head wondering what on earth dupoa is, you’re definitely not alone! ×Dupoa (pronounced doo-POH-ah) is one of those botanical mysteries that even seasoned native plant enthusiasts rarely encounter. This perennial grass is so uncommon that finding detailed ...

Dupoa: The Mystery Grass You’ve Probably Never Heard Of

If you’re scratching your head wondering what on earth dupoa is, you’re definitely not alone! ×Dupoa (pronounced doo-POH-ah) is one of those botanical mysteries that even seasoned native plant enthusiasts rarely encounter. This perennial grass is so uncommon that finding detailed information about it feels like searching for a needle in a haystack.

What Exactly Is Dupoa?

Dupoa belongs to the grass family and falls into that broad category of plants we call graminoids – basically grasses and grass-like plants. The × symbol in front of its name is a dead giveaway that this is a hybrid genus, meaning it’s the result of crossbreeding between different grass species. Think of it as nature’s own botanical experiment!

This perennial grass calls the far northern regions of North America home, specifically Alaska, Quebec, and Labrador. We’re talking about some pretty remote and chilly territory here – places where most of us would need several layers of winter gear just to visit!

The Reality Check: Why You Won’t Find This at Your Local Nursery

Here’s the thing about dupoa – it’s incredibly rare, and by rare, I mean you’re more likely to spot a unicorn in your backyard than find this grass for sale anywhere. The extreme scarcity of information about this plant suggests it’s either:

  • Extremely limited in its natural occurrence
  • Potentially extinct or nearly extinct
  • So specialized in its habitat needs that it’s of little interest to gardeners

What This Means for Your Garden

Unless you’re a botanical researcher or happen to live in the remote northern regions where dupoa naturally occurs, this grass isn’t going to be part of your landscaping plans. And honestly? That’s probably for the best. Even if you could somehow get your hands on seeds or plants, the growing conditions required would likely be impossible to replicate in most home gardens.

Better Alternatives for Northern Gardeners

If you’re gardening in northern climates and looking for native grasses that actually exist in the horticultural world, consider these alternatives:

  • Canada bluegrass (Poa compressa) – hardy and widely available
  • Arctic bentgrass (Agrostis mertensii) – another cold-hardy northern native
  • Tufted hairgrass (Deschampsia cespitosa) – beautiful and adaptable

The Takeaway

×Dupoa serves as a fascinating reminder that the plant world still holds mysteries, even in our well-documented modern age. While it might not have a place in your garden, it represents the incredible diversity and complexity of northern ecosystems. Sometimes the most interesting plants are the ones we can appreciate from afar – kind of like botanical celebrities that are too exclusive for the rest of us!

For those of us passionate about native gardening, dupoa is more of a botanical curiosity than a practical choice. Focus your energy on the many wonderful native grasses that are actually available and suitable for cultivation – your local ecosystem (and your sanity) will thank you!

Dupoa

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

×Dupoa J. Cay. & S.J. Darbyshire [Dupontia × Poa] - dupoa

Species

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