- = Ranunculus hirtus var. elongatus Cheeseman, Man. New Zealand Fl. 19 (1906)
Tufted perennial, to 80 cm tall; rhizome 0. Stems erect, with long fine spreading hairs below and short appressed hairs above. Basal and lower cauline lvs ternate, hairy; leaflets stalked, broadly ovate, deeply ternatifid to 3/4 way, 3–5 × 3–5 cm; lobes again 3-lobed and deeply sharply toothed; petioles 15–30 cm long, with spreading hairs. Cauline lvs similar to basal, but smaller with fewer and narrower segments. Fls many per stem, 8–12–(15) mm diam.; pedicels sulcate, 5–8–(15) cm long, with appressed hairs; bracts linear, acute. Sepals weakly reflexed at flowering, hairy. Petals 5, yellow, oblong to obovate; nectary single, very near petal base, covered by a truncate scale. Receptacle hairy. Achenes 30–50 in globose heads, rather dark, flattened, glabrous; body 2.5–3 mm long; beak hooked, c. 0.7 mm long.
[From: Webb et al. (1988) Flora of New Zealand. Volume 4.]
Flowering: Oct.–Jan.; Fruiting: Nov.–Feb.