Inflorescence : Capitulum (Head), Heads yellowish-brown, 0.6 - 1.2 cm across, ovoid, florets yellow, involucral bracts pubescent, short, pappus 0. The heads sometimes consist of tubular florets only, some other heads have ray florets on the outer row; allthe florets are yellow.
Fruits : Achene 0.15 - 0.2 cm long, oblong, compressed, glabrous but for ciliate margins
Flowering and Fruiting time : September to January.
Significance :
The whole plant, but particularly the floral head is very pungent.
Chewing the heads relieves toothache or a tincture made from the flower heads and applied in some lint to the teeth and gums is even more effective against tooth-ache.