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Scientific Name
Ranunculus amphitrichus
Family Name
RANUNCULACEAE
Common Name
River Buttercup
Status
Rare
Height
5-30cm
Flowers
Flowering stems are slender and erect, and bear 1-3 pale golden yellow flowers with 5-7 petals.
Fruit
Achenes
Form
Perennial herb growing in shallow water, with floating or submerged round and deeply divided leaves, and stoloniferous stems.
Municipalities
Break O'Day; Burnie; Central Highlands; Clarence; Dorset; Flinders Island; Georgetown; Glamorgan-Spring Bay; Glenorchy; Huon Valley; Kentish; King Island; Kingborough; Latrobe; Launceston; Meander Valley; Northern Midlands; Sorell; Southern Midlands; Tasman; Waratah-Wynyard; West Coast; West Tamar
Communities
Habitat Notes
Still to slow-flowing, shallow fresh water throughout the State.
Site Tolerance
Frost Tolerance
Soil Tolerance
General Notes
Grown by seed, by division or by cuttings. Suitable below powerlines.
Propagation Details
Propagation Calendar
Flowering Months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Seed Collecting Months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sowing Months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Cutting Months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Seed Information
Seed Collection
Seeds turn from green to yellowish and have small beak-like attachment. Ripe seeds fall if brushed. Heads may contain up to 40 seeds but on average, only 10 may be ripe.
Seed Treatment Method
Storage
Seed Storage Life
Viable Seeds Per Gram
Seed Treatment Notes
Seed has a 2-3 month after-ripening period.
Germination Time
Suitable for Direct Seeding
Cuttings
Expected Time to Take Root
Expected Time to Plant Out
Propagation by Division
N.B. Transplant only from nearby to avoid disease.
Yes
Cutting Notes
Copyright 2000-2009, Understorey Network Incorporated. Updated 2024-10-10
Database development and website design by
Andrew Smith