Sisymbrium

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Introduced

Annual or biennial herbs, erect, with simple hairs or glabrous. Leaves petiolate, pinnately lobed to pinnate, terminal lobe often large and hastate, lateral lobes often deflexed. Inflorescence a raceme. Sepals erect; petals clawed, pale yellow; stamens 6. Fruit narrow-lanceolate to linear, straight or curved, elongate (more than 3 times as long as broad), dehiscent; style small and bilobed; valves with conspicuous midvein and 2 weaker lateral veins; seeds in 1 row per locule.

90 species, in temperate Europe, Asia, North America, southern Africa and South America; 6 species naturalised in Australia.

Sisymbrium is difficult to characterize, but species usually have long, simple hairs and the fruits are typically long and thin, with 3 veins (the lateral 2 sometimes indistinct).

Source: Entwisle, T.J. (1996). Brassicaceae. In: Walsh, N.G.; Entwisle, T.J. (eds), Flora of Victoria Vol. 3, Dicotyledons Winteraceae to Myrtaceae. Inkata Press, Melbourne.
 
Hero image
life Life
kingdom Plantae
phylum Tracheophyta
superorder Rosanae
order Brassicales
family Brassicaceae
Higher taxa
genus Sisymbrium
Subordinate taxa