[Bluegrasses: The Genus Poa in the Columbia River Gorge of Oregon and Washington]

Annual Bluegrass

Poa annua

Synonyms: Poa annua var. aquatica, Poa annua var. reptans

Inflorescence of Annual Bluegrass, Annual Blue Grass: Poa annua (Synonyms: Poa annua var. aquatica, Poa annua var. reptans)

Close-up view of the inflorescence of annual bluegrass as seen at the parking area for Catherine Creek, Columbia River Gorge.........May 20, 2011.

Annual Bluegrass, Annual Blue Grass: Poa annua (Synonyms: Poa annua var. aquatica, Poa annua var. reptans) - Annual Bluegrass, Annual Blue Grass: Poa annua (Synonyms: Poa annua var. aquatica, Poa annua var. reptans) - Annual Bluegrass, Annual Blue Grass: Poa annua (Synonyms: Poa annua var. aquatica, Poa annua var. reptans)

Additional photos of annual bluegrass as seen at the parking area for Catherine Creek, Columbia River Gorge........May 20, 2011.
Paul Slichter