Ficaria verna Huds.

Perennial with tuberous and fibrous roots, low. Basal leaves ovate, bluntly toothed and generally with dark or silver blotching. Flowers yellow, often becoming whitish; spring. Fruits of beaked achenes. [Ficaria verna Huds.] Recorded as naturalised in Victoria as, for example, around Lake Wendouree, Ballarat, Victoria, and in cool districts.

Europe, N Africa, W Asia

Source: Spencer, R. (1997). Ranunculaceae. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 2. Flowering plants. Dicotyledons. Part 1. The identification of garden and cultivated plants. University of New South Wales Press. (as Ranunculus ficaria)

kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Ranunculanae
order      Ranunculales
family       Ranunculaceae
genus        Ficaria