Scientific Name: Ranunculus nanus Endemic Having a natural distribution confined to a particular geographic region
Common Name: dwarf buttercup
Family Classification (Clade): Eudicots
Family: Ranunculaceae
Form Description: Small perennial herb, leaves 3-5 lobed or divided, in radical rosette, glabrous or with scattered hairs.
Flowers: Solitary, 8-15mm in diameter on scapes about as long as the leaves; 5 golden yellow petals.
Fruit: Achene – smooth or minutely dimpled. Seeds turn from green to yellowish and have broad and tapered beak-like attachment.
Municipality
Plant Communities
Habitat Notes
Widespread on the Central Plateau and in the eastern mountains from about 900-1200m in swamps and bogs subject to intermittent flooding.
Site Tolerance
Exposed, Moist, Waterlogged, Windy
Soil Tolerance
Nutrient-poor, Poorly-drained, Well-drained
Frost Tolerance
Hardy
General Notes
May be distinguished from Ranunculus triplodontus by the length of the flowering stem in relation to the leaves and from Ranunculus lappaceus by the shape of its petals, petal nectaries and its generally smaller habit.
Propagation Calendar
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Flowering Month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec -
Seed Collecting Month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec -
Sowing Month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec -
Cutting Month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Propagation Method
Seed Information
Seed Collection
Ripe seeds fall if brushed. Heads may contain up to 40 seeds but only 10, on average, may be ripe.
Seed Treatment Method
Storage Stratification at 3-5°C for up to 3 months may improve results. Place seed in a damp medium, lightly covered. Put moist seeds in a plastic bag and store in the fridge.
Seed Treatment Notes
Seed has a 2-3 month after-ripening period. Sow in Autumn.
Cutting & Division Information
Can be grown by division.