Common name: Smooth Mustard
Sisymbrium erysimoides Desf. APNI* 
Description: Annual 10–80 cm high, erect, glabrous or shortly pubescent.
Basal leaves to 15 cm long, lyrate-pinnatifid, toothed, petiolate, reducing to lanceolate, mostly toothed.
Inflorescence without bracts. Sepals 1–2 mm long, glabrous. Petals 1–2.5 mm long, yellow to pale yellow. Siliqua linear, straight, horizontal, 2.5–5 cm long, 1 mm wide, attenuate into style; pedicel thick, 2–5 mm long.
Distribution and occurrence: Widespread in dry regions.
NSW subdivisions: *CWS, *SWS, *NWP, *SWP, *NFWP, *SFWP
Other Australian states: *Vic. *W.A. *S.A. *N.T.
Text by L. Retter & G. J. Harden
Taxon concept: Flora of NSW 1 (1990)
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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