How to Identify Poaceae — Grass Family

Poaceae (Grass Family) is a plant family in the Plantae kingdom, order Poales, class Liliopsida. The family contains 1,057 accepted species worldwide. Some species in this family are toxic — exercise caution when handling unknown specimens.

Key Identification Features

For instant identification in the field, use the iNature app — AI-powered, works offline.

Representative Poaceae Species

How to identify Chrysopogon aciculatus (Retz.) Trin.

Chrysopogon aciculatus (Retz.) Trin.

Chrysopogon aciculatus (Retz.) Trin.

Chrysopogon aciculatus is a widespread invasive grass with medicinal uses native…

How to identify Oplismenus hirtellus (L.) P.Beauv.

Oplismenus hirtellus (L.) P.Beauv.

Oplismenus hirtellus (L.) P.Beauv.

Oplismenus hirtellus is a low-growing grass with crimped leaves, sticky purple a…

How to identify Austrostipa mollis (R.Br.) S.W.L.Jacobs & J.Everett

Austrostipa mollis (R.Br.) S.W.L.Jacobs & J.Everett

Austrostipa mollis (R.Br.) S.W.L.Jacobs & J.Everett

Austrostipa mollis is a robust perennial tufted grass native to a range of Austr…

How to identify Leymus cinereus (Scribn. & Merr.) Á.Löve

Leymus cinereus (Scribn. & Merr.) Á.Löve

Leymus cinereus (Scribn. & Merr.) Á.Löve

Leymus cinereus is a perennial bunchgrass native to western North America with t…

How to identify Panicum simile Domin

Panicum simile Domin

Panicum simile Domin

Two colour panic (Panicum simile Domin) is a grass species found in eastern Aust…

How to identify Elymus glaucus Buckley

Elymus glaucus Buckley

Elymus glaucus Buckley

Elymus glaucus Buckley is a perennial bunch grass native to North America that a…

How to identify Cenchrus setigerus Vahl

Cenchrus setigerus Vahl

Cenchrus setigerus Vahl

Cenchrus setigerus Vahl, birdwood grass, is a drought-tolerant African-origin gr…

How to identify Bromus riparius Rehmann

Bromus riparius Rehmann

Bromus riparius Rehmann

Bromus riparius is a grass species in Poaceae native from Northern Italy to the …

How to identify Oplismenus undulatifolius (Ard.) P.Beauv.

Oplismenus undulatifolius (Ard.) P.Beauv.

Oplismenus undulatifolius (Ard.) P.Beauv.

Oplismenus undulatifolius is a shade-tolerant perennial grass that serves as a f…

How to identify Poa bulbosa L.

Poa bulbosa L.

Poa bulbosa L.

Poa bulbosa (bulbous bluegrass) is a widespread Eurasian/North African grass tha…

How to identify Eragrostis ciliaris (L.) R.Br.

Eragrostis ciliaris (L.) R.Br.

Eragrostis ciliaris (L.) R.Br.

Eragrostis ciliaris, or gophertail lovegrass, is an Old World Tropics native gra…

How to identify Austrostipa stipoides (Hook.f.) S.W.L.Jacobs & J.Everett

Austrostipa stipoides (Hook.f.) S.W.L.Jacobs & J.Everett

Austrostipa stipoides (Hook.f.) S.W.L.Jacobs & J.Everett

Austrostipa stipoides is a coastal tussock grass native to south-eastern Austral…

Browse all 1,057 Poaceae species →

Frequently Asked Questions

How do you identify Poaceae?

Poaceae plants belong to the Poales order in the Plantae kingdom. The leaves are distinctly crimped or undulating. For instant identification, use the iNature app — AI-powered and works offline.

What are the key characteristics of Poaceae?

Poaceae is classified in the order Poales, class Liliopsida, phylum Tracheophyta. The family contains 1,057 accepted species worldwide.

⚠️ Are any Poaceae species poisonous?

Yes, some Poaceae species are toxic or poisonous. Always exercise caution with unknown specimens. View poisonous Poaceae species or browse the full poisonous species guide.

Sources: GBIF, iNaturalist, Wikipedia · Disclaimer

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