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

A close-up of the inflorescence of Leiberg's bluegrass as seen in the Goodnoe Hills of south-central Klickitat County, WA, eastern Columbia River Gorge........April 20, 2011.

Leiberg's bluegrass as seen in the Goodnoe Hills of south-central Klickitat County, WA, eastern Columbia River Gorge.......April 20, 2011. Several stalks of Sandberg's bluegrass (Poa secunda) can be found just behind the Leiberg's bluegrass.

Newly blooming Leiberg's bluegrass as seenat left on prairie slopes above Swale Creek about one and one-half miles upstream from the Horseshoe Bend Road bridge across the Klickitat River, Klickitat County, Washington.........March 31, 2012. The photo at right shows Leiberg's bluegrass beginning to bloom atop Mill Creek Ridge, Wasco County, OR......March 17, 2020.

Leiberg's bluegrass blooming on rocky slopes near the east rim of Canyon Creek, Klickitat Wildlife Area.......March 26, 2016.

Leiberg's bluegrass in bloom on steep slopes adjacent to Ferry Springs, Deschutes River State Recreation Area.......March 31, 2017.

Leiberg's bluegrass in bloom atop the east rim of Canyon Creek, Klickitat Wildlife Area......March 31, 2019.