FSEEC_150C

Winter Cress (Yellow Rocket)


Scientific Name     

Barbarea vulgaris   R. Br

Family Name

Brassicaceae   (Mustard family)

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flower

sepals

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inflorescence

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Characteristics: 

Habitat: 

wet meadows, damp fields, waste ground and disturbed areas

Plant Height: 

20-80 cm (1'-3'); multiple stems from base

Flower Color: 

yellow

Flower: 

short stamens partly surrounded at base by a semicircular gland, 4 petals; 4 greenish sepals; 6 stamens, 4 longer, 2 shorter; single ovary with persistent style

Inflorescence: 

compact, terminal racemes

Fruit: 

many seeded beaked siliques, beak 2-3 mm

Leaves: 

alternate; basal leaves petiolate with 1-4 pairs (2-8) of small, elliptic to ovate lateral lobes and a large, ovate to rotund terminal lobe; cauline leaves becoming reduced, clasping stem

Bloom Time: 

April-June

Origins: 

non-native

Other: 

this native of Eurasia is now widely naturalized as a weed