[The Parsley Family in the Columbia River Gorge of Oregon and Washington]

Desert Parsleys of the Columbia River Gorge of Oregon and Washington

The Genus Lomatium

Comparisons of Klickitat desert parsley (Lomatium klickitatense) and Suksdorf's desert parsley (Lomatium suksdorfii) observed along the former Champion Haul Road along the west bank of the Klickitat River about one-third of a mile north of the junction with WA Highway 142......March 24, 2024. - Comparisons of Klickitat desert parsley (Lomatium klickitatense) and Suksdorf's desert parsley (Lomatium suksdorfii) observed along the former Champion Haul Road along the west bank of the Klickitat River about one-third of a mile north of the junction with WA Highway 142......March 24, 2024.

Comparisons of Klickitat desert parsley (Lomatium klickitatense) and Suksdorf's desert parsley (Lomatium suksdorfii) observed along the former Champion Haul Road along the west bank of the Klickitat River about one-third of a mile north of the junction with WA Highway 142......March 24, 2024.
Seed cache of desert parsley seeds, Klickitat County, WA.......May 17, 2014.A ground squirrels' cache of desert parsley and balsamroot seeds drying in the spring sun on public lands along the Bickleton Highway several miles west of Rock Creek, Klickitat County, WA..........May 17, 2014.

Anomalous Biscuit-root, Nine-leaved Biscuit-root: Lomatium anomalum (Synonym: Lomatium triternatum var. anomalum)

Slender-fruited Desert Parsley: Lomatium leptocarpum (Synonyms: Lomatium ambiguum ssp. leptocarpum, Lomatium bicolor var. leptocarpum, Peucedanum bicolor var. gumbonis, Peucedanum leptocarpum, Peucedanum nuttallii var. leptocarpum, Peucedanum triternatum var. leptocarpum) - This is probably misidentified?

Narrowfruit Biscuit-root, Short-leaved Biscuit-root, Short-leaved Desert-parsley: Lomatium brevifolium (Synonyms: Lomatium triternatum var. alatum, Lomatium triternatum var. brevifolium, Lomatium triternatum var. macrocarpum)

Canby's Desert Parsley, Canby's Lomatium: Lomatium canbyi -

Columbia Desert Parsley, Columbia Gorge Desert-parsley, Columbia Lomatium, Purple Lomatium: Lomatium columbianum (Synonym: Leptotaenia purpurea) -

Cous: Lomatium cous (Synonyms: Lomatium circumdatum, Lomatium montanum) - Reported from near Tom McCall Preserve but not recently verified.

Fernleaf Biscuitroot, Fernleaf Desert Parsley, Fern-leaf Desert Parsley, Fernleaf Lomatium: Lomatium dissectum var. dissectum - Both purple and yellow forms. Leaf segments broader.

Carrotleaf Biscuitroot, Fern-leaf Desert Parsely: Lomatium dissectum var. multifidum (Synonyms: Leptotaenia dissecta, Leptotaenia foliosa var. dissecta, Lomatium dissectum var. eatonii) - Leaf segments much narrower.

Donnell's Lomatium: Lomatium donnellii - Not common in the Columbia River Gorge. Collected on sand dunes about 5 miles east of Hood River.

Gorman's Desert Parsley, Gorman's Lomatium: Lomatium gormanii -

Gray's Biscuitroot, Gray's Lomatium, Milfoil Lomatium, Pungent Desert Parsley: Lomatium grayi (Synonym: Lomatium grayi var. grayi) - ***Note: This is now Lomatium papilioniferum!***

Hall's Lomatium: Lomatium hallii (Synonym: Lomatium nelsonianum) - Very uncommon in the Columbia River Gorge. Collected 1 mile east of Latourel Falls on the Columbia River Scenic Highway. A case of misidentification?

Henderson's Biscuitroot, Henderson's Desert Parsley, Henderson's Lomatium: Lomatium hendersonii - Collected on Mill Creek Ridge many miles SW of The Dalles, OR.

Klickitat Desert Parsley, Klickitat Lomatium: Lomatium klickitatense (Synonym: Lomatium grayi in part) - Distinct, pungent odor of foliage. Plants are larger, more rounded in form with longer leaf segments than similar L. papilioniferum. Endemic to the Columbia River Gorge near The Dalles, OR and adjacent Klickitat County in Washington.

Smooth Desert Parsley, Slickrock Biscuitroot, Slickrock Desert Parsley, Smooth Lomatium: Lomatium laevigatum -

Gumbo Lomatium, Slender-fruited Lomatium: Lomatium leptocarpum (Synonym: Lomatium bicolor var. leptocarpum) - I'm wondering if all Gorge reportings of this species are actually L. triternatum var. anomalum or L. triternatum var. brevifolium ?

Biscuit Root, Bigseed Biscuitroot, Bigseed Lomatium, Gray-leaf Desert Parsley, Large-fruit Desert Parsley, Large-fruited Lomatium: Lomatium macrocarpum (Synonyms: Cogswellia macrocarpa, Ferula macrocarpa, Lomatium flavum, Lomatium macrocarpum var. artemisiarum, Lomatium macrocarpum var. ellipticum, Peucedanum macrocarpum) - Both white and yellow forms.

Cascade Desert Parsley, Coast Range Lomatium, Few-fruited Desert Parsley, Martindale's Desert Parsley: Lomatium martindalei (Synonyms: Cogsellia martindalei, Lomatium angustatum, Lomatium martindalei var. angustatum, Lomatium martindalei var. flavum, Lomatium martindalei var. martindalei, Peucedanum martindalei var. angustatum) -

Bare-stem Desert Parsley, Barestem Biscuitroot, Barestem Lomatium, Indian-consumption-plant, Pestle Parsnip: Lomatium nudicaule (Synonyms: Cogswellia nudicaulis, Lomatium platyphyllum) -

Pungent Desert Parsley, Gray's Biscuitroot, Gray's Lomatium, Milfoil Lomatium: Lomatium papilioniferum (Synonyms: Lomatium grayi, Lomatium grayi var. grayi) -

Indian Biscuitroot, Piper's Desert Parsley, Salt-and-pepper: Lomatium piperi -

Nine-leaf Biscuit-root, Nine-leaf Desert-parsley: Lomatium simplex (Synonyms: Lomatium platycarpum, Lomatium simiplex var. leptophyllum, Lomatium simplex var. simplex, Lomatium triternatum ssp. platycarpum)

Suksdorf's Desert Parsley, Suksdorf's Lomatium: Lomatium suksdorfii -

Tamanitchii Desert Parsley:Lomatium tamanitchii (Synonym: Lomatium packardii var. tamanitchii) -

Leiberg's Biscuit-root, Leiberg's Umbrela-wort: Lomatium tenuissimum (Synonyms: Leibergia orogenioides, Lomatium orogenioides, Tauschia tenuissima)

Broadnineleaf Biscuitroot, Broad Nineleaf Lomatium, Nine-leaf Desert Parsley: Lomatium triternatum var. anomalum (Synonyms: Lomatium anomalum, Lomatium triternatum ssp. triternatum var. anomalum) -

Nineleaf Desert Parsley: Lomatium triternatum var. brevifolium (Synonym: Lomatium brevifolium)

Nineleaf Biscuitroot, Nine-leaf Desert Parsley: Lomatium triternatum var. triternatum (Synonyms: Lomatium simplex var. leptophyllum, Lomatium triternatum var. alatum, Lomatium triternatum var. macrocarpum, Lomatium triternatum ssp. triternatum) -

Pomocelery Lomatium, Spring Gold: Lomatium utriculatum (Synonyms: Cogswellia utriculata, Lomatium utriculatum var. utriculatum) - Reported from the Wygant and Perham Creek Trails. This may be a mis-identification.

Broad-sheath Lomatium: Lomatium vaginatum (Synonyms: Cogswellia vaginata, Lomatium utriculatum var. papillatum) - Collected near Castle in Morrrow County, Oregon.

Watson's Desert Parsley, Watson's Lomatium: Lomatium watsonii (Synonym: Lomatium frenchii) -

Columbia Desert Parsley, Columbia Gorge Desert-parsley, Columbia Lomatium, Purple Lomatium: Lomatium columbianum (Synonym: Leptotaenia purpurea)

Columbia Desert Parsley: Lomatium columbianum as seen under the oaks above the Mineral Springs on the Klickitat Trail, on Klickitat Wildlife Area lands about one mile south of Wahkiacus..........February 27, 2016.

Smooth Desert Parsley: Lomatium laevigatum

Smooth Desert Parsley: Lomatium laevigatum

The photo above shows the white-flowered form of biscuitroot (Lomatium macrocarpum) as seen near 1600' along the Dalles Mt. Rd in the Columbia River Gorge..............March 6. 2006.
Paul Slichter E-mail