Vascular Plants - Apiaceae - Anthriscus:
Anthriscus caucalis
Page Author: Don Knoke
burr chervil 
Blooms: May
Habit: herb
Duration: annual
Origin: Introduced
Distribution: Introduced occasionally in eastern United States, and from Washington to California.
Habitat: Moist, open places, usually in disturbed soil.
Species Description:

General: Ovary inferior, 2-celled, the stylopodium broadly conic; fruit oblong-elliptic, 4-9 mm. long and 2-5 mm. wide, the ribs all nearly alike, thickened but not winged.
Leaves: Leaves basal and cauline, with short, stiff hairs, gradually reduced upward, petiolate, the blade bipinnately dissected, with small ultimate segments.
Flowers: Peduncles slender, borne opposite the upper leaves; rays 3-6, 1-2.5 cm long; involucre wanting; involucel of a few small lanceolate bractlets; umbellets with 3-7 flowers, the calyx obsolete, the five petals white; the pedicels short, each with a ring of short, flattened hairs at the summit.
Fruits: Fruit ovoid, 4 mm. long, the body covered with short, thick, hooked hairs, the short, stout beak unarmed.
Accepted Name:
Anthriscus caucalis Bieb.
Synonyms:
Anthriscus neglecta Boiss. & Reut.
Anthriscus neglecta Boiss. & Reut. var. scandix (Scop.) Hyl.
Anthriscus scandicina (Weber ex Wiggers) Mansf.
Anthriscus vulgaris
Scandix anthriscus

Treated in Flora of the PNW as:
Anthriscus scandicina
Additional Resources:

PNW Herbaria Specimens: View list of all Anthriscus caucalis specimens in the Consortium of Pacific Northwest Herbaria database.

WTU Herbarium Specimens: View list of Anthriscus caucalis specimens in the WTU Herbarium database.

Washington Flora Checklist: Anthriscus caucalis treatment.

E-Flora BC: Anthriscus caucalis atlas page.

CalPhotos: Anthriscus caucalis images.

USDA Plants Database: Anthriscus caucalis.
Additional photographs of Anthriscus caucalis:
(click on a thumbnail to view larger photo)

Ben Legler, 2005

Ben Legler, 2005

Ben Legler, 2005

Ben Legler, 2005

Ben Legler, 2005

Ben Legler, 2005

Ben Legler, 2005

Richard Old

Richard Old

G. D. Carr, 2006

G. D. Carr, 2006

G. D. Carr, 2006

G. D. Carr, 2006

G. D. Carr, 2006

G. D. Carr, 2002

G. D. Carr, 2002

Robert L. Carr, 2011

Robert L. Carr, 2011

Robert L. Carr, 2011

Robert L. Carr, 2011

Gary Brill, 2015

Gary Brill, 2015
(password required)

Burke Museum


©2017 Burke Museum of Natural History and Culture.
All Rights Reserved. Box 353010, University of Washington,
Seattle, WA 98195-3010, Phone: 206-543-5590.
On the UW campus at 17th Avenue NE and NE 45th Street.
Washington Native Plant Society
WA Native Plant Society