| Kingdom: | Plantae |
| Phylum: | Spermatophyta |
| Class: | Angiospermae |
| Subclass: | Monocotyledoneae |
| Superorder: | Commelinidae |
| Order: | Poales |
- Family
- Genus
- species – Common Name
- Agropyron
- repens – Couch-grass, Quack-grass, Witch-grass, Dog-grass
- Andropogon
- virginicus – Broom-sedge, Virginia Beard-grass
- Anthoxanthum
- arvensis – Sweet Vernal Grass
- Arundinaria
- japonica – Bamboo
- Avena
- fatua – Wild Oats
- sativa – Oats, Groats
- Bambusa
- (various) – Bamboo
- Bromus
- ?? – Bromegrass
- Cymbopogon
- citratus – Citronella, Lemongrass
- Dendrocalamus
- giganteus – Giant Bamboo
- Digitaria
- sanguinalis – Crabgrass
- Eleusine
- indica – Goose Grass
- Elymus
- repens – Couch Grass, Quack Grass
- Holcus
- lanatus – Velvet Grass
- Hordeum
- distichum – Pearl Barley, Pot Barley
- murinum – Wild Barley
- vulgare – Barley
- Lolium
- temulentum – Bearded Darnel, Ray-grass, Tare
- Oryza
- sativa – Rice, Nivara
- Oryzopsis
- hymenoides – Ricegrass, Mountain Rice
- Panicum
- milisceum – Millet
- Phalaris
- canariensis – Canary Grass
- Phleum
- pratense – Timothy
- Phragmites
- communis – Reed Grass, Carrizo
- Saccharum
- officinarum – Sugarcane
- Secale
- cereale – Rye
- Setaria
- (various) – Foxtail Grass, Bristle Grass, Bristly Foxtail
- Sorghum
- bicolor – Sorghum
- vulgare – Broom Corn, Guinea Corn
- Tripsacum
- ?? – Sesame Grass
- Triticum
- ?? – Triticale
- aestivum – Wheat
- durum – Durum
- spelta – Spelt
- Zea
- mays – Maize, Dents Corn, Flints Corn, Soft/Flour Corn, Pod Corn, Popcorn, Sweet Corn
- Zizania
- aquatica – Wild Rice
Poaceae/Graminae
