Green Plants by Ecoregion, Family, Scientific Name where Weed includes Yes

Composites, Sunflower

Xanthium strumarium Common Names common cockleburr Family Composites, Sunflower Flower Color Green Plant Type Forb Introduced North America Native No Weed Yes

Ecoregion: No Information

Amaranth

Amaranthus albus Common Names tumble pigweed Family Amaranth Flower Color Green Plant Type Herb Short Description Amaranthus albus, tumble pigweed Introduced Yes Weed Yes

Amaranthus retroflexus Common Names redroot pigweed Family Amaranth Flower Color Green Plant Type Forb Weed Yes

Buckwheat

Polygonum argyrocoleon Common Names erect knotweed Family Buckwheat Flower Color Green Plant Type Forb Weed Yes

Grass

Bromus tectorum Common Names cheat grass, downy brome Family Grass Flower Color Green Plant Type Grass Introduced Yes Native No Weed Yes

Echinochloa muricata Common Names barnyard grass Family Grass Flower Color Green Plant Type Grass Introduced Yes Native No Weed Yes

Poa annua Common Names annual bluegrass Family Grass Flower Color Green Plant Type Grass Native No Weed Yes