Wallr., Linnaea 14:657 (1841).
Synonymy: Lapsana capillaris L., Sp. Pl. 812 (1753); C. virens L., Sp. Pl. edn 2:1134 (1763).
Common name: Smooth hawksbeard.
Annual or biennial herb 4-90 cm high; stems erect, sparsely branched, subglabrous, slightly grooved; basal leaves oblanceolate to lanceolate, acute or subacute, attenuate at the base, 5-25 cm long, 1-4.5 cm wide, dentate to runcinate-pinnatifid, glabrous or hispidulous on the mid-vein below, forming a rosette; cauline leaves reduced, mostly narrowly lanceolate, 1-2 cm long, amplexicaul with acuminate auricles.
Capitula numerous, on slender peduncles 1-6 cm long in a loose corymbose panicle; involucres 5-8 mm long, 3-5 mm diam.; outer bracts equal, half to one-third as long as the inner ones, linear, spreading; inner bracts mid-green, somewhat tomentose and often glandular-pubescent, glabrous on the inner face, entire; receptacle glabrous; florets 20-60; ligules cuneate to oblong, 5-8 mm long, reddish below.
Ross-Craig (1962) Drawings Brit. Pl. 17:t. 34.
In forest, on roadsides and grazing land, but only in the highest rainfall zone.
S.Aust.: NL, MU, SL, SE. W.Aust.; N.S.W.; Vic.; Tas. A widespread weed of temperate regions, native to central Europe.
Flowering time: mainly Nov. — Feb.
SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia
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