Senecio howeanus Belcher APNI*
Description: Annual herb or short-lived perennial, spreading or erect to 40 cm, with scattered wispy hairs.
Lower leaves crowded, subpetiolate, obovate to oblanceolate, without auricles, to 4 cm long, 1.2 cm broad, entire or remotely callose-denticulate; mid-cauline leaves subpetiolate, oblanceolate, auriculate, lobulate or 2–4-pinnately lobed; upper leaves sessile, clasping, auriculate.
Capitula few-100 in a cymose inflorescence; calycular bracteoles 4–6, linear-lanceolate, 1.5–2 mm long, crowded below receptacle; involucral bracts (9-) 11–13, 4.5–6 mm long. Outer florets 8–10, usually female, often with staminodes, sometimes with pollen, slender, tubular, yellow; lobes (2-) 3 or 4 (-5); disc florets 15–25, funnel-shaped; lobes 4 or 5.
Cypselas 2.2–2.5 mm long, brown; pappus hairs persistent.
Distribution and occurrence: Endemic to Lord Howe Island & neighbouring islets.
Common near the shore, scattered at higher elevations.
NSW subdivisions: LHI
Text by R.O. Belcher
Taxon concept: Flora of Australia 49, Oceanic Islands 1
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
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