Unidentified Grasses of the Columbia River Gorge of Oregon and Washington

Can you help verify the identity of any of the following grasses listed below?

Unidentified Grass #1: Pseudoroegneria spicatum or Elymus sp.?

Unidentified Grass #2: Poa x multnomae ? - A native grass of wet cliffs inf the central gorge.

Unidentified Grass #3 - Poa species. A native grass of wet cliffs in the central gorge. Possibly the same species as #2 above.

Unidentified Grass #4 - A native grass found on boulders along Tanner Creek. This is late in the season, so may be more difficult to identify. Any suggestions?

Unidentified Grass #5 - A weedy species, either Medusa-head: Taenitherum caput-medusae or Hordeum sp. ?

Unidentified Grass #6 - A wet meadow species, possibly Agrostis or Deschampsia ?

Unidentified Grass #7 - A species of forested slopes.

Unidentified Grass #8 - A species of dry, open basalt outcrops.

Unidentified Grass #9 - A species of high, rocky slopes on Silver Star Mt. Probably a Fescue sp. ?

Unidentified Grass #10 - Poa x multnomae ? - A native grass of wet cliffs inf the central Gorge. Possibly the same species as #2 & #3 above?

Unidentified Grass #11 - Poa scabrella ?

Unidentified Grass #12 - Bromus sp. ?