Ripgut Grass, Ripgut Brome, Great Brome
Bromus diandrus
Synonyms: Anisantha rigida, Bromus maximus, Bromus rigidus var. gussonii, Bromus villosus
![Ripgut Grass, Ripgut Brome, Great Brome: Bromus diandrus (Synonyms: Anisantha rigida, Bromus maximus, Bromus rigidus var. gussonii, Bromus villosus)](diandrus/diandrus1a.jpg)
Ripgut growing amongst harvest lilies (Brodiaea coronaria) along the Old Highway at Catherine Creek, Columbia River Gorge........June 3, 2009.
![Ripgut Grass, Ripgut Brome, Great Brome: Bromus diandrus (Synonyms: Anisantha rigida, Bromus maximus, Bromus rigidus var. gussonii, Bromus villosus)](diandrus/diandrus2a.jpg)
-- ![Leaf sheath of Ripgut Grass, Ripgut Brome, Great Brome: Bromus diandrus (Synonyms: Anisantha rigida, Bromus maximus, Bromus rigidus var. gussonii, Bromus villosus)](diandrus/diandrus2c.jpg)
Close-ups of ripgut as seen in the Columbia Hills State Historical Park to the north of The Dalles, OR.........May 10, 2009.
![Ripgut Grass, Ripgut Brome, Great Brome: Bromus diandrus (Synonyms: Anisantha rigida, Bromus maximus, Bromus rigidus var. gussonii, Bromus villosus)](diandrus/diandrus3c.jpg)
![Spikelets of Ripgut Grass, Ripgut Brome, Great Brome: Bromus diandrus (Synonyms: Anisantha rigida, Bromus maximus, Bromus rigidus var. gussonii, Bromus villosus)](diandrus/diandrus3d.jpg)
![Spikelets of Ripgut Grass, Ripgut Brome, Great Brome: Bromus diandrus (Synonyms: Anisantha rigida, Bromus maximus, Bromus rigidus var. gussonii, Bromus villosus)](diandrus/diandrus3a.jpg)
![Leaf joint with ligule present of Ripgut Grass, Ripgut Brome, Great Brome: Bromus diandrus (Synonyms: Anisantha rigida, Bromus maximus, Bromus rigidus var. gussonii, Bromus villosus)](diandrus/diandrus3b.jpg)
Additional close-up photos of ripgut as seen along Rowland Lake just west of Catherine Creek in the central Columbia River Gorge.........May 20, 2011.
![Inflorescence of Ripgut Grass, Ripgut Brome, Great Brome: Bromus diandrus (Synonyms: Anisantha rigida, Bromus maximus, Bromus rigidus var. gussonii, Bromus villosus)](diandrus/diandrus03-31-2017.jpg)
The infloresence of ripgut as seen along the east bank of the Deschutes River, Deschutes River State Recreation Area..........March 31, 2017.
Paul Slichter