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Common name: Common Buttercup, Yarrakalgamba (D'harawal)
Ranunculus lappaceus Sm. APNI*
Description: Perennial with appressed or spreading hairs. Flowering stems 15–50 cm high.
Leaves with lamina ovate to triangular in outline, 1.2–8 cm long and equally wide, ternately or biternately divided or lobed with toothed segments; petiole 2–30 cm long.
Flowers 15–40 mm diam. Petals 5, obovate with cuneate base, 7–17 mm long, 6–13 mm wide, golden-yellow; nectary lobe 0.7–2.4 mm long.
Achenes 20–50, 1.7–3.5 mm long, 0.7–1.2 mm thick, smooth or dimpled, beak slender and 0.8–1.8 mm long, arching with a recoiled tip.
Flowering: Spring to Summer.
Distribution and occurrence: Widespread in grassland and forest to 1500 m alt.
NSW subdivisions: NC, CC, SC, NT, CT, ST, NWS, CWS, SWS, NWP, SWP
Other Australian states: Qld Vic. Tas. S.A.
Several varieties have been named in R. lappaceus; some of these have since been segregated as separate species and others do not warrant recognition.
Text by B. G. Briggs & R. O. Makinson
Taxon concept: Flora of NSW 1 (1990)
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.