Common name: Hoary Cress, White Weed
Lepidium draba L. APNI* Synonyms: Cardaria draba (L.) Desv. APNI*
Description: Herb 15–90 cm high, procumbent to erect, pubescent; root system producing adventitious buds.
Basal leaves to 10 cm long, oblanceolate, petiolate; stem leaves stem-clasping, ± oblong, toothed.
Sepals c. 2 mm long. Petals 3–4 mm long, white.
Silicula 3–4 mm long, 4–5 mm wide; valves constricted basally to narrow septum, separating into 1- or 2-seeded units.
Distribution and occurrence: Native of S Eur. Widespread agricultural weed.
NSW subdivisions: *CC, *NT, *CT, *ST, *NWS, *CWS, *SWS, *SWP, *SFWP
Other Australian states: *Vic.
Text by L. Retter & G. J. Harden: updated Louisa Murray Oct 2009
Taxon concept: Flora of NSW 1 (1990): name updated Oct 2009 Al-Shehbaz, I.A., Mummenhoff, K. & Appel, O. (2002) Cardia, Coronopus, and Stroganowia are united with Lepidium (Brassicaceae). Novon 12(1): 5-11.
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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