Seeds of South Australia
Hibbertia australis (Dilleniaceae)
Erect Guinea-flower
List of species for Hibbertia
Click on an image to enlarge it
Seed collecting:
October to February
Herbarium regions:
Northern Lofty, Southern Lofty, South Eastern
NRM regions:
Adelaide and Mount Lofty Ranges, South East
AVH map:
Australian distribution map (external link)
SA Census:
Census of South Australian plants (external link)     [genus Hibbertia]
Name derivation:
Hibbertia named after George Hibbert (1757-1837), a London merchant who maintained a private botanic garden at Chelsea. Australis meaning of or from the south, or Australia; referring to its more southern distribution.
Distribution:
Found in the southern Mount Lofty Ranges and the lower South-east in South Australia, growing in wet or dry heath or woodland. Also found in Victoria.
Status:
Native. Uncommon in South Australia. Uncommon in Victoria.
Plant description:
Erect to spreading, rarely decumbent shrub to 0.6 m high, branches pubescent. Leaves linear, to 16 mm long and 2 mm wide, pubescent to glabrescent, apex obtuse or rounded, margins broad, recurved, touching the slightly raised, broader central ridge. Flowers yellow on peduncles to 25 mm long, terminal, but often on short shoots. Flowering between September and December.
Fruit type:
Brown capsule with 3 carpels, hairy.
Seed type:
Brown ovoid seed to 3 mm long and 2 mm wide.
Seed collecting:
Collect mature capsules, those that are turning a pale straw colour and contain brown seeds.
Seed cleaning:
Place the capsules in a tray and leave to dry for one to two weeks. Then rub the capsules gently by hand to dislodge the seeds. Use a sieve to separate the unwanted material. Store the seeds with a desiccant such as dried silica beads or dry rice, in an air tight container in a cool and dry place.
Seed viability:
This genus tend to have low seed viability. From one collection, the seed viability was average, at 65%.
Seed germination:
This species has morphophysiological dormancy and can be difficult to germinate.
Seeds stored:
LocationNo. of seeds
(weight grams)
Number
of plants
Date
collected
Collection number
Collection location
Date
stored
% ViabilityStorage
temperature
BGA 
MSB
3800 (13.2 g)
3800 (13.2 g)
5022-Oct-2007RJB74975
Southern Lofty
19-Sep-200865%-18°C
Location: BGA — the seeds are stored at the Adelaide Botanic Gardens, MSB — the seeds are stored at the Millennium Seed Bank, Kew, England.
Number of plants: This is the number of plants from which the seeds were collected.
Collection location: The Herbarium of South Australia's region name.
% Viability: Percentage of filled healthy seeds determined by a cut test or x-ray.