Blooms: April-June
Habit: herb
Duration: perennial
Origin: Native
Conservation Status: Abundant; of no concern.
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia south to California, east to Idaho and Utah.
Habitat: Dry, open areas; common in shrub-steppe, but found in mountain meadows.
Habit: herb
Duration: perennial
Origin: Native
Conservation Status: Abundant; of no concern.
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia south to California, east to Idaho and Utah.
Habitat: Dry, open areas; common in shrub-steppe, but found in mountain meadows.
Species Description:
General: Glabrous, glaucous perennial from a stout taproot and simple crown, the solitary or several stems 2-9 dm. tall.
Leaves: Leaves mostly basal, firm, ternately or ternate-pinnately 1-3 times compound, with 3-30 well-defined, veiny ultimate leaflets, these lanceolate or ovate to sub-rotund, 2-9 cm. long and 1-6 cm. wide, entire or somewhat toothed or lobed.
Flowers: Inflorescence of compound umbels, the rays unequal, 6-20 cm. long at maturity, the peduncle often swollen and hollow below the umbel; involucre and involucel none; calyx obsolete; flowers pale yellow; secondary umbels many-flowered; pedicels 3-15 mm. long.
Fruits: Fruit oblong, 7-15 mm. long, sometimes narrowed to a short, beaklike tip; wings about as wide as the body.
General: Glabrous, glaucous perennial from a stout taproot and simple crown, the solitary or several stems 2-9 dm. tall.
Leaves: Leaves mostly basal, firm, ternately or ternate-pinnately 1-3 times compound, with 3-30 well-defined, veiny ultimate leaflets, these lanceolate or ovate to sub-rotund, 2-9 cm. long and 1-6 cm. wide, entire or somewhat toothed or lobed.
Flowers: Inflorescence of compound umbels, the rays unequal, 6-20 cm. long at maturity, the peduncle often swollen and hollow below the umbel; involucre and involucel none; calyx obsolete; flowers pale yellow; secondary umbels many-flowered; pedicels 3-15 mm. long.
Fruits: Fruit oblong, 7-15 mm. long, sometimes narrowed to a short, beaklike tip; wings about as wide as the body.
Accepted Name:
Lomatium nudicaule (Pursh) Coult. & RoseSynonyms:
Cogswellia nudicaulis (Pursh) M.E. Jones
Lomatium platyphyllum
Treated in Flora of the PNW as:
Lomatium nudicaule
Additional Resources:
PNW Herbaria Specimens: View list of Lomatium nudicaule specimens in the Consortium of Pacific Northwest Herbaria database.
WTU Herbarium Specimens: View list of Lomatium nudicaule specimens in the WTU Herbarium database.
Washington Flora Checklist: Lomatium nudicaule treatment.
E-Flora BC: Lomatium nudicaule atlas page.
CalPhotos: Lomatium nudicaule images.
USDA Plants Database: Lomatium nudicaule.
Ben Legler, 2004
Ben Legler, 2004
Ben Legler, 2004
Ben Legler, 2004
Ben Legler, 2004
Ben Legler, 2004
Dana Visalli
Ben Legler, 2004
H. Tim Gladwin, 1989
Chris Wood, 2009
G. D. Carr, 2006
G. D. Carr, 2006
G. D. Carr, 2006
G. D. Carr, 2006
G. D. Carr, 2006
G. D. Carr, 2006
G. D. Carr, 2007
G. D. Carr, 2007
Rod Gilbert, 2007
Robert L. Carr, 2010
Robert L. Carr, 2010
Julie Kane, 2011
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 WA Native Plant Society |
