Two-lobe Larkspur, Upland Larkspur

Delphinium nuttallianum

Synonyms: Delphinium bicolor, Delphinium decorum ssp. tracyi, Delphinium lineapetalum, Delphinium nelsonii, Delphinium nuttallianum var. fulvum, Delphinium nuttallianum var. levicaule, Delphinium nuttallianum var. lineapetalum, Delphinium nuttallianum var. nuttallianum, Delphinium pauciflorum, Delphinium sonnei

Upland larkspur in bloom (left and center) along the Klickitat Trail below Cispus Point, Gifford Pinchot National Forest........July 4, 2015. Although not obvious from these photos, the inflorescence is somewhat glandular and the lower petals are cleft more than one-third of the way from the tips toward the base. The photo at right shows upland larkspur in bloom along the Pacfic Crest Trail #2000 in upper Cispus Basin, Goat Rocks Wilderness......August 19, 2020.

Upland larkspur seen at left along forest road 82 at about an elevation of 2915' (just below spur road 709) on Mt. Adams. Photographed on May 7, 2005. The photo at right shows upland larkspur in bloom atop Grizzly Peak, Cascade-Siskiyou National Monument......May 27, 2021.

Upland larkspur observed along forest road 82 at about an elevation of 2915' (just below spur road 709) on Mt. Adams. Photographed on May 7, 2005.

Upland larkspur blooming on a steep southeast-facing slope along the ridgeline between the Conrad Creek and South Fork Tieton River drainages, about one mile east of the South Fork Conrad Creek, Goat Rocks Wilderness........July 24, 2016. Arrowleaf balsamroot and shrubby penstemons were associate species at this location.

Upland larkspurs in bloom on Rhyolite Ridge about one-quarter mile west of Pilot Rock, Cascade-Siskiyou National Monument.....May 26, 2021.

The photo at left shows upland larkspur as seen at about 4100' above Road S1750 on the southeast side of the summit of King Mt, nortwest of Glenwood, Washington.........June 3, 2007. The photo at center shows a close-up of the inflorescence of upland larkspur as seen on the northwest slopes of Middle Tiffany Mountain, Okanogan-Wenatchee National Forest.......July 28, 2018. The photo at right shows upland larkspur as seen on rocky slopes atop Monte Cristo, Monte Cristo Natural Area Preserve.....June 21, 2022.

The photo at left shows an albino upland larkspur as seen above 4000' near the DNR quarry on the ridge dividing Dairy and Cougar Creeks on the southeastern slopes of Mt. Adams. The photo at right shows a close-up of the flower of upland larkspur observed atop Monte Carlo, Gifford Pinchot National Forest and Department of Natural Resources lands......June 10, 2021.