Page author: David Giblin
Lomatium multifidum
fern-leaved biscuit-root, fern-leaved desert-parsley, fern-leaved lomatium
Specimens
Photos

Distribution: Occurring east of the Cascades crest in Washington; southern British Columbia to California, east to the Rocky Mountains.

Habitat: Open, often rocky slopes and dry meadows, lowlands to low alpine areas.

Flowers: April-June

Origin: Native

Conservation Status: Not of concern

Description:
General:

Plants caulescent, large, tall, nearly all mature specimens ≥ 5 dm, some to 2 m tall.

Leaves:

Pinnately compound, ultimate segments short, narrow; scabrous, particularly on leaflet margins and abaxial veins of leaflets, but not hairy.

Flowers:

Usually yellow, occasionally purple-brown.

Fruits:

Mericarps 9–12 (–14.3) × (2.9–) 4.5–7.7 (–8.1) mm, length:width 1.6–2.7.

Accepted Name:
Lomatium multifidum (Nutt.) R.P. McNeill & Darrach
Publication: Phytotaxa 316(1): 97. 2017.

Synonyms & Misapplications:
Leptotaenia multifida Nutt.
Lomatium dissectum (Nutt.) Mathias & Constance var. eatonii (J.M. Coult. & Rose) Cronquist [HC]
Lomatium dissectum (Nutt.) Mathias & Constance var. multifidum (Nutt.) Mathias & Constance [HC, VPBC1]
Additional Resources:

PNW Herbaria: Specimen records of Lomatium multifidum in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Lomatium multifidum checklist entry.

E-Flora BC: Lomatium multifidum atlas page.

CalPhotos: Lomatium multifidum photos.

USDA Plants: Lomatium multifidum information.

42 photographs:
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