- ≡ Erechtites scaberulus Hook.f., Handb. New Zealand Fl. 157 (1864) – as scaberula
- ≡ Senecio hispidulus var. scaberulus (Hook.f.) Belcher, Ann. Missouri Bot. Gard. 43: 69 (1956)
- = Erechtites hispidulus Hook.f., Bot. Antarct. Voy. II. (Fl. Nov.-Zel.) Part I, 142 (1853) nom. illeg., non Erechtites hispidulus DC. 1838 – as hispidula
- = Erechtites scaberulus var. chathamicus Allan, Fl. New Zealand 1, 733, 971 (1961) – as chathamica
Erect annual to short-lived perennial herb. Mid cauline lvs hispid with short to long jointed hairs on upper surface and long jointed hairs on lower, apetiolate, narrow- to ovate-elliptic, dentate to pinnately lobed or 1-pinnatifid with triangular to narrow-oblong, few-toothed segments, not amplexicaul to amplexicaul and dentate or 1–3-fid at base, (3)–7–12–(18) × (0.5)–2–5 cm. Uppermost lvs smaller, usually lanceolate and more often dentate or only shallowly lobed. Supplementary bracts 4–6, 1–2 mm long. Involucral bracts 10–13, glabrous, (5)–6–7 mm long. Ray florets 0. Disc yellow, c. 2 mm diam. Achenes subcylindric, slightly constricted below apex, usually ± evenly hairy, (2)–2.2–2.6–(3), mm long.
[From: Webb et al. (1988) Flora of New Zealand. Volume 4.]
Flowering: Oct.–Feb.