Citation: L., Sp. Pl. 239 (1753). Hartwort.

Synonymy: Not Applicable

Common name: None

Description:
Sparsely pubescent annual herb, 20-50 cm high; stem stout, solid, ridged, densely hairy at the base with sparse long hairs higher up, branched; leaves pinnate; leaflets of lower leaves ovate, deeply crenate, those of the uppermost leaves linear, entire.

Involucral bracts several, subulate, stiff-ciliate, much shorter than the rays; rays 3-8; bracteoles of involucel several, subulate, stiff-ciliate, about as long as the pedicels; petals of outer flowers unequal, one much larger than the others, deeply 2-lobed (appearing like 2 large petals), radiating.

Fruit 5-8 mm long, with soft hairs; margin thickened and corrugated.

Published illustration: Hegi (1926) Illustrierte Flora von Mittel-Europa 5:fig. 2557 c, d; Bonnier (1921) Flore illustrée de France, 4:t. 223, fig. 1171; Fiori & Paoletti (1933) Iconographia florae Italiae edn 3:fig. 2338.

Distribution:  On waste-land and roadside verges. S.Aust.: SL.   Probably only recently introduced from the Mediterranean region where it is native. Conservation status: naturalised Flowering time: Sept.

SA Distribution Map based on current data relating to specimens held in the State Herbarium of South Australia

Biology: No text

Author: Not yet available