HerbWildAnnualMedicinal

Sisymbrium loeselii L.

Sparrow's broom

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Description

Sisymbrium loeselii is an erect annual or biennial herb, usually 30–100 cm tall. Stems are branched above and sparsely hairy below. Lower leaves are deeply pinnatifid, while upper leaves are narrower and less divided. Flowers are pale yellow with four petals, arranged in elongated racemes. Fruits are long, slender siliques that spread outward or ascend from the stem.

Diagnostic Characters

Vegetative

Deeply divided lower leaves and erect branched stems.

Floral

Pale yellow flowers in elongated racemes.

Fruit & Seed

Long ascending siliques.

Distribution

Native range: Europe and temperate Asia.

In Pakistan: Northern Pakistan, especially in disturbed habitats and cultivated land.

Phenology

Flowering

Fruiting

Flowering: April–June Fruiting: May–July

Ethnobotany & Uses

Uses

Occasionally used as fodder when young. Seeds have limited traditional medicinal use. Common weed in cereal fields and disturbed habitats.

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Where it grows on campus

This species is on the campus floristic list but was not pinned during the GPS mapping survey, so it has no map records yet.

Taxonomic Notes

Sisymbrium loeselii is distinguished by its pinnatifid lower leaves, pale yellow flowers, and long ascending siliques. The species is accepted by Flora of Pakistan, Plants of the World Online (POWO), and World Flora Online (WFO).