UW Burke Herbarium species comparison

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Eruca vesicaria

Habit Soft-pubescent annual, the stems usually branched at the base, 2-10 dm. tall.
Leaves

Basal leaves in a rosette, 5-15 cm. long, broadly oblanceolate, wavy-pinnatifid;

cauline leaves similar, alternate, few, reduced.
Flowers

Inflorescence of bractless racemes; pedicles stout, ascending;

sepals 4, 7-10 mm. long;

petals 4, clawed, 15-20 mm. long, white to yellowish, with reddish-purple veins;

stamens 6;

style nearly as long as the valves.
Fruits

Siliques erect, lance-ovoid, 15-25 mm. long and 3-5 mm. thick, terete, 1- to 3- nerved, tapered to a broad, flat beak (style);

seeds in 2 series.

Eruca vesicaria
Flowering time May-June
Habitat Grain fields and waste ground.
Distribution
Occurring in scattered locations on both sides of the Cascades crest British Columbia to California, east across most of North America to the Atlantic Coast.
[WildflowerSearch map]
[BONAP county map]
Origin Introduced from Eurasia
Conservation status Not of concern
Subordinate taxa
E. vesicaria ssp. sativa
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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