Douglas' Wallflower, Prairie Rocket, Rough Wallflower, Sanddune Wallflower, Western Wallflower

Erysimum capitatum var. capitatum

Synonyms: Erysimum arkansanum, Erysimum asperum, Erysimum asperum ssp. capitatum, Erysimum asperum var. arkansanum, Erysimum asperum var. capitatum , Erysimum capitaum var. stellatum, Erysimum capitatum var. washoense, Erysimum elatum, Erysimum moniliforme, Erysimum wheeleri

The photo at left shows a close-up of the opening flowers of rough wallflower as seen on Mt. Adams on FS Rd 82 at an elevation of ~3380' on May 7, 2005. Similar plants were seen in bud near the summit of Snipes Mt. ~4240' on the same date.. The photo at right shows rough wallflower in bloom in the Klickitat Wildlife Area about 2 miles south of Grayback Mountain......May 7, 2020.

The photo at left shows a close-up of the opening flowers of rough wallflower as seen on Mt. Adams on FS Rd 82 at an elevation of ~3380' on May 7, 2005. The photo at right shows a late blooming rough wallflower in bloom along the Bird Lake Trail, just above the trailhead at Bird Lake, Yakama Nation lands at Bird Creek Meadows......October 1, 2020.

The photo above shows a close-up of the opening flowers of rough wallflower as seen on Mt. Adams on FS Rd 82 at an elevation of ~3380' on May 7, 2005.

The photo above shows a the long seed pod of rough wallflower with its squared-off corners, a characteristic of this species.

This photo above shows a close-up of the seed pod shown above of rough wallflower with its squared-off corners, a characteristic of this species. Note the minute, appressed hairs covering the pod.

The photo directly above and below shows the attractive and fragrant inflorescence of rough wallflower as seen near Little Mt. Adams.........July 17, 2006.