[Rockcresses: The Genus Arabis East of the Cascade Mountains of Oregon and Washington]

Sicklepod Rockcress, Black-flowered Rockcress, Elegant Rockcress

Boechera sparsiflora

Synonyms: Arabis arcoidea, Arabis peramoena, Arabis polytricha, Arabis sparsiflora, Arabis sparsiflora var. peramoena, Arabis sparsiflora var. sparsiflora, Boechera sparsiflora var. sparsiflora

Sicklepod Rockcress, Black-flowered Rockcress, Elegant Rockcress: Boechera sparsiflora (Synonyms: Arabis arcoidea, Arabis peramoena, Arabis polytricha, Arabis sparsiflora, Arabis sparsiflora var. peramoena, Arabis sparsiflora var. sparsiflora, Boechera sparsiflora var. sparsiflora)

Sicklepod rockcress blooming along Forest Service Road #3521 about 200 meters east of the junction with FS Road #35, Wenatchee National Forest......July 6, 2012.

Close-up sideview of the flower of Sicklepod Rockcress, Black-flowered Rockcress, Elegant Rockcress: Boechera sparsiflora (Synonyms: Arabis arcoidea, Arabis peramoena, Arabis polytricha, Arabis sparsiflora, Arabis sparsiflora var. peramoena, Arabis sparsiflora var. sparsiflora, Boechera sparsiflora var. sparsiflora) - Developing pod of Sicklepod Rockcress, Black-flowered Rockcress, Elegant Rockcress: Boechera sparsiflora (Synonyms: Arabis arcoidea, Arabis peramoena, Arabis polytricha, Arabis sparsiflora, Arabis sparsiflora var. peramoena, Arabis sparsiflora var. sparsiflora, Boechera sparsiflora var. sparsiflora) - Flower of Sicklepod Rockcress, Black-flowered Rockcress, Elegant Rockcress: Boechera sparsiflora (Synonyms: Arabis arcoidea, Arabis peramoena, Arabis polytricha, Arabis sparsiflora, Arabis sparsiflora var. peramoena, Arabis sparsiflora var. sparsiflora, Boechera sparsiflora var. sparsiflora)

Stem leaves of Sicklepod Rockcress, Black-flowered Rockcress, Elegant Rockcress: Boechera sparsiflora (Synonyms: Arabis arcoidea, Arabis peramoena, Arabis polytricha, Arabis sparsiflora, Arabis sparsiflora var. peramoena, Arabis sparsiflora var. sparsiflora, Boechera sparsiflora var. sparsiflora) - Basal and lower stem leaves of Sicklepod Rockcress, Black-flowered Rockcress, Elegant Rockcress: Boechera sparsiflora (Synonyms: Arabis arcoidea, Arabis peramoena, Arabis polytricha, Arabis sparsiflora, Arabis sparsiflora var. peramoena, Arabis sparsiflora var. sparsiflora, Boechera sparsiflora var. sparsiflora) - Sicklepod Rockcress, Black-flowered Rockcress, Elegant Rockcress: Boechera sparsiflora (Synonyms: Arabis arcoidea, Arabis peramoena, Arabis polytricha, Arabis sparsiflora, Arabis sparsiflora var. peramoena, Arabis sparsiflora var. sparsiflora, Boechera sparsiflora var. sparsiflora) - Sicklepod Rockcress, Black-flowered Rockcress, Elegant Rockcress: Boechera sparsiflora (Synonyms: Arabis arcoidea, Arabis peramoena, Arabis polytricha, Arabis sparsiflora, Arabis sparsiflora var. peramoena, Arabis sparsiflora var. sparsiflora, Boechera sparsiflora var. sparsiflora)

Sicklepod rockcress blooming along Forest Service Road #3521 about 200 meters east of the junction with FS Road #35, Wenatchee National Forest.........July 6, 2012. Note the glabrous leaves, stems, petioles and calyces.

Basal leaf rosette of Sicklepod Rockcress, Black-flowered Rockcress, Elegant Rockcress: Boechera sparsiflora (Synonyms: Arabis arcoidea, Arabis peramoena, Arabis polytricha, Arabis sparsiflora, Arabis sparsiflora var. peramoena, Arabis sparsiflora var. sparsiflora, Boechera sparsiflora var. sparsiflora) - SSicklepod Rockcress, Black-flowered Rockcress, Elegant Rockcress: Boechera sparsiflora (Synonyms: Arabis arcoidea, Arabis peramoena, Arabis polytricha, Arabis sparsiflora, Arabis sparsiflora var. peramoena, Arabis sparsiflora var. sparsiflora, Boechera sparsiflora var. sparsiflora) going to seed. - Basal leaf rosette of Sicklepod Rockcress, Black-flowered Rockcress, Elegant Rockcress: Boechera sparsiflora (Synonyms: Arabis arcoidea, Arabis peramoena, Arabis polytricha, Arabis sparsiflora, Arabis sparsiflora var. peramoena, Arabis sparsiflora var. sparsiflora, Boechera sparsiflora var. sparsiflora)

Basal leaf rosettes and spreading pods of sicklepod rockcress as seen high atop the crest of Sulphur Ridge, South Fork Crooked River Wilderness Study Area..........October 25, 2015. Note the numerous forked hairs on the leaves, the entire leaf margins and spreading pods with down-drooping tips.

Sicklepod Rockcress, Black-flowered Rockcress, Elegant Rockcress: Boechera sparsiflora (Synonyms: Arabis arcoidea, Arabis peramoena, Arabis polytricha, Arabis sparsiflora, Arabis sparsiflora var. peramoena, Arabis sparsiflora var. sparsiflora, Boechera sparsiflora var. sparsiflora) - Sicklepod Rockcress, Black-flowered Rockcress, Elegant Rockcress: Boechera sparsiflora (Synonyms: Arabis arcoidea, Arabis peramoena, Arabis polytricha, Arabis sparsiflora, Arabis sparsiflora var. peramoena, Arabis sparsiflora var. sparsiflora, Boechera sparsiflora var. sparsiflora) - Sicklepod Rockcress, Black-flowered Rockcress, Elegant Rockcress: Boechera sparsiflora (Synonyms: Arabis arcoidea, Arabis peramoena, Arabis polytricha, Arabis sparsiflora, Arabis sparsiflora var. peramoena, Arabis sparsiflora var. sparsiflora, Boechera sparsiflora var. sparsiflora)

Sicklepod Rockcress, Black-flowered Rockcress, Elegant Rockcress: Boechera sparsiflora (Synonyms: Arabis arcoidea, Arabis peramoena, Arabis polytricha, Arabis sparsiflora, Arabis sparsiflora var. peramoena, Arabis sparsiflora var. sparsiflora, Boechera sparsiflora var. sparsiflora)

Sicklepod rockcress observed atop Bald Butte which is about 8-10 miles north of Gearhart Mountain, Fremont-Winema National Forest.......June 19, 2020.

Sicklepod Rockcress, Black-flowered Rockcress, Elegant Rockcress: Boechera sparsiflora (Synonyms: Arabis arcoidea, Arabis peramoena, Arabis polytricha, Arabis sparsiflora, Arabis sparsiflora var. peramoena, Arabis sparsiflora var. sparsiflora, Boechera sparsiflora var. sparsiflora) - Sicklepod Rockcress, Black-flowered Rockcress, Elegant Rockcress: Boechera sparsiflora (Synonyms: Arabis arcoidea, Arabis peramoena, Arabis polytricha, Arabis sparsiflora, Arabis sparsiflora var. peramoena, Arabis sparsiflora var. sparsiflora, Boechera sparsiflora var. sparsiflora) - Sicklepod Rockcress, Black-flowered Rockcress, Elegant Rockcress: Boechera sparsiflora (Synonyms: Arabis arcoidea, Arabis peramoena, Arabis polytricha, Arabis sparsiflora, Arabis sparsiflora var. peramoena, Arabis sparsiflora var. sparsiflora, Boechera sparsiflora var. sparsiflora)

Sicklecress rockcress observed on scablands along Box Canyon Road on BLM lands within a quarter mile east of the gated trailhead (Simcoe Mountains Unit of the Klickitat Wildlife Area trailhead), north-central Klickitat County, WA.....May 22, 2022.
Paul Slichter