Common name: Fleshy Groundsel, Yellow Tops
Senecio gregorii F.Muell. APNI*
Description: Erect annual herb 20–40 cm high, stems simple to much-branched, glabrous.
Leaves broad-linear, 3–9 cm long, 2–5 mm wide, margins entire, lamina fleshy, glabrous; sessile.
Inflorescence of 1–3 heads; peduncles 6–15 cm long, leafy, terminal or axillary; heads campanulate, 5–7 mm diam., glabrous; involucral bracts 10–13, 8–10 mm long, fused except at apices, 1–3 irregular splits form as achenes develop; bracteoles absent. Ray florets mostly 8–12; ligules usually 15–20 mm long.
Achenes compressed, densely hairy; ray-achenes 5–6 mm long, green to fawn; disc-achenes 6–9 mm long, brownish; pappus 14–18 mm long, persistent.
Flowering: chiefly winter–spring.
Distribution and occurrence: Grows in arid and semi-arid regions, mainly in far-western plains, germination and growth dependent on rainfall.
NSW subdivisions: CWS, NWP, NFWP, SFWP
Other Australian states: Qld Vic. W.A. S.A. N.T.
Text by G. J. Harden
Taxon concept: Flora of NSW 3 (1992)
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.