Scientific Name: Ranunculus collicola Endemic Having a natural distribution confined to a particular geographic region

Common Name: lake augusta 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: Rosette herb with stolons and with trifoliate leaves 2-4 cm long.

Flowers: Golden yellow, 5-8mm in diameter, petals with shallow nectary pocket.

Fruit: Achene – seeds turn from green to yellowish and have small beak-like attachment.

Municipality
Central HighlandsDerwent ValleyGlamorgan-Spring BayMeander ValleyWest Coast
Plant Communities
Alpine and Sub-alpine Vegetation
Habitat Notes

Known only from short alpine herbfield around lagoons near Lake Augusta.

Site Tolerance

Exposed, Moist, Windy

Soil Tolerance

Nutrient-poor

Frost Tolerance

Hardy

General Notes

Distinguished from Ranunculus collinus by the shape of the leaves and the hairiness of the sepal.

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
SeedDivision

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

Cold Some species require exposure to cold before they germinate. These species are best sown in early winter and left to germinate in a shade house.

Seed Treatment Notes

Seed has a 2-3 month after-ripening period. May require stratification.

Cutting & Division Information

Can be grown by division.