Ranunculus amplus

Feather-leaf Buttercup, Lacey River Buttercup

Perennial herb rooting at nodes.

SynonymRanunculus sp. aff. inundatus (Western Victoria)
FamilyRanunculaceae
StoreyLower storey
Sizeto 40 cm high
Plant groupingAquatic & Semi aquatic
LeavesTufts of round basal leaves to 13 cm wide, dissected almost to base, final segments very narrow. Stem leaves smaller. Stalks to 15 cm or more long.
Flower colourYellow
Flowering timeSeptember to February
Flowers1-3 flowers to 25 mm wide, up to 13 narrowly oval petals, on erect flowering stalk held above leaves. Fruit a round head, warty, beak on each fruit slender and reflexed under at the tip.
Bird attractingNo
Butterfly attractingNo
Frog habitatYes
Growing conditionsAquatic to semi-aquatic plant of billabongs, swamps and dams. Frost tolerant. Full sun, semi-shade.
Garden useAttractive buttercup with well displayed flowers for shallow water or a bog garden.
Commercially availableWholesale only - order in advance
Conservation statusSignificant within the Shire. Known from two sites where it is very rare. Endemic to Victoria.
Related speciesVery similar to Ranunculus inundatus from which it has been separated. It is larger in all respects to R. inundatus.