Seeds of South Australia
Goodenia micrantha (Goodeniaceae)
Tiny Goodenia
List of species for Goodenia
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Seed collecting:
November to January
Herbarium region:
Kangaroo Island
NRM region:
Kangaroo Island
IBRA region
Kangaroo Island (KAN01)Kanmantoo
 Endangered   (IUCN: EN B1ac(i,ii,iv))   [known from roadside near & in Kelly Hill Caves; tiny annual, only a few pops, fluctuates]
RSCA map:
Regional Species Conservation Assessments per IBRA subregion. Please click the thumbnail map.
AVH map:
Australian distribution map (external link)
SA Census:
Census of South Australian plants (external link)     [genus Goodenia]
Name derivation:
Goodenia named after Samuel Goodenough (1743-1827), an Bishop of Carlisle, an amateur botanist and collector and vice-president of the Royal Society. Micrantha from the Greek 'micros' meaning small and 'anthos' meaning a flower; referring to its very tiny flowers compared to other specie.
Distribution:
Found only in one location on the western end of Kangaroo Island in South Australia, growing in open damp sandy flats with dense layer of native annual herbs. Also found in Western Australia. 
Status:
Native. Very rare in South Australia. Common in Western Australia.
Plant description:
Tiny annual herb to 15 cm high. Leaves hairy, flat, to 12 mm long and 0.6 mm wide. Flowers very small, yellow with the corolla to 4 mm long.  Flowering between September and December.
Fruit type:
Small reddish brown globular capsule.
Seed type:
Flat black ovoid seed to 2 mm long and 1.5 mm wide with a tuberculate surface and yellow wing around the outer edge.
Embryo type:
Spatulate.
Seed collecting:
Collect capsules that are maturing, turning brown, easily split open and with black seeds inside.
Seed cleaning:
Place the capsules in a tray and leave to dry for a week. Then rub the capsules with your hands 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:
From two collections, the seed viability were high, at 100%.
Seeds stored:
LocationNo. of seeds
(weight grams)
Number
of plants
Date
collected
Collection number
Collection location
Date
stored
% ViabilityStorage
temperature
BGA3100 (1.386 g)16-Dec-2008TST637
Kangaroo Island
20-Jul-2009100%+5°C, -18°C
BGA3100 (1.386 g)16-Dec-2008TST637
Kangaroo Island
20-Jul-2009100%+5°C, -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.