Ranunculus glabrifolius

Stoloniferous perennial to c. 30 cm high. Leaves mainly or entirely tufted at base; petioles 3–15 cm long; lamina trifoliolate to palmate, c. deltoid to circular in outline, 1–5 cm long and wide, glabrous or with a few appressed hairs, segments c. cuneate, toothed at apex or further lobed to c. midway. Flowering stems erect, exceeding leaves, 1–3-flowered; sepals 5, spreading, ovate, 4–8 mm long, appressedly hairy on back; petals 5–15, obovate, 7–10 mm long, 3–5 mm wide, yellow, glossy; nectary lobe largely fused to petal and forming a narrow pocket, truncate, emarginate or concave at apex, 0.5–1 mm long overall; stamens c. 30–40. Achenes usually 15–20, obliquely obovate to cuneate, 2–3 mm long, with 1–4 broad oblique to longitudinal ridges on sides; beak slender, curved, c. 1.5 mm long; receptacle glabrous or sparsely hispid. Flowers Sep.–Jan.