Poa Linnaeus. Subfamily: Pooideae. Tribe: Poeae (CHLOROPLAST GROUP 2 Poeae type). Subtribe: Poinae. supertribe: Poodae. clade: "BOP". Bluegrass.
A genus of about 500 species, annuals and perennials, cosmopolitan.
Ref: Haines (2004); Hitchcock & Chase (1950); Soreng (1998); Soreng (2007) In Flora of North America Editorial Committee (2007a); Soreng & Simmons (2018); Tucker (1996). Show full citations.
Hover over a shape, letter, icon, or arrow on the map to see what it means. Data for arrows not developed for genera and families which may have species only occurring outside the flora area.