Scientific Name: Ranunculus acaulis
Common Name: dune buttercup
Family Classification (Clade): Eudicots
Family: Ranunculaceae
Threatened Species Status: Rare
Permit: It is an offence to collect, disturb, damage or destroy this species unless under permit.
Form Description: Small perennial herb, glabrous, fleshy often forming mats. Stolons long, slender; leaves in rosettes.
Flowers: Solitary on stems, 5-8 petals, narrow, sometimes toothed, twice as long as sepals.
Fruit: Achene – usually few in number. Seeds turn from green to yellowish and have small beak-like attachment.
Municipality
Plant Communities
Habitat Notes
Local on west and north-west coasts in areas of seepage on the seaward sides of dunes. Was previously found in wet sand at Lake Pedder.
Site Tolerance
Exposed, Moist, Windy
Soil Tolerance
Nutrient-poor, Poorly-drained, Sandy
Propagation Calendar
-
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.
Cutting & Division Information
Can be propagated by division.