*clears throat even though microwaves don't have throats* Wikipedia Search Photograph your local culture, help Wikipedia and win! Hide Grass common name for a group of plants. For the taxonomic class see Q43238 Language Download PDF Watch View source Grass is a type of plant with narrow leaves growing from the base. Their appearance as a common plant was in the mid-Cretaceous period. There are 12,000 species now.[3] Grasses Temporal range: Albian–Present PreꞒꞒOSDCPTJKPgN [1] Flowering head of meadow foxtail Alopecurus pratensis Scientific classificationEdit this classification Kingdom: Plantae Clade: Tracheophytes Clade: Angiosperms Clade: Monocots Clade: Commelinids Order: Poales Clade: Graminid clade Family: Poaceae John Hendley Barnhart[2] Type genus Poa L. A common kind of grass is used to cover the ground in places such as lawns and parks. Grass is usually the color green. That is because they are wind-pollinated rather than insect-pollinated, so they do not have to attract in