Page authors: Don Knoke, David Giblin
Foeniculum vulgare
sweet fennel
WTU specimens
Other herbaria

Distribution: Occurring chiefly west of the Cascades crest in lowland western Washington; widely distributed throughout much of North America.

Habitat: Roadsides and wasteland.

Flowers: July-September

Origin: Introduced; native to the Mediterranean

Conservation Status: Not of concern

Description:
General:

Stout, short-lived, glabrous and glaucous perennial with a strong anise odor, 1-2 m. tall, the single stem branched above.

Leaves:

Leaves 3-ternate-pinnate, petiolate, the blades up to 4 dm. long and wide, the ultimate segments filiform, 4-40 mm. long and less than 1 mm. wide.

Flowers:

Inflorescence of compound umbels, the rays 10-40, unequal, 2-8 cm. long at maturity; involucre and involucel wanting; calyx teeth obsolete; flowers yellow.

Fruits:

Fruit oblong, sub-terete, glabrous, with prominent ribs, 3.5-4 mm. long.

Accepted Name:
Foeniculum vulgare Mill.

Synonyms & Misapplications:
Anethum foeniculum
Foeniculum foeniculum (L.) Karst.
Foeniculum officinale
Additional Resources:

PNW Herbaria: Specimen records of Foeniculum vulgare in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Foeniculum vulgare checklist entry.

E-Flora BC: Foeniculum vulgare atlas page.

CalPhotos: Foeniculum vulgare photos.

USDA Plants: Foeniculum vulgare information.

17 photographs:
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