Seeds of South Australia
Sclerolaena blackiana (Chenopodiaceae)
Black's Copperburr
List of species for Sclerolaena
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Herbarium region:
Lake Eyre
NRM region:
South Australian Arid Lands
IBRA regions
Maralinga (GVD03)Great Victoria Desert
 Rare   (IUCN: RA d(i,ii))   [outlier]
Breakaways (STP01)Stony Plains
 Least Concern
Oodnadatta (STP02) 
 Least Concern
Murnpeowie (STP03) 
 Rare   (IUCN: RA d(i,ii))   [edge of range]
Witjira (STP06) 
 Rare   (IUCN: RA d(ii))   [edge of range]
Baltana (STP07) 
 Least Concern
Sturt Stony Desert (CHC02)Channel Country
 Rare   (IUCN: RA d(ii))   [outlier, not vouchered]
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 Sclerolaena]
SA Flora:
Flora of South Australia Edition 5
Name derivation:
'Sclerolaena' from the Greek skleros, meaning hard; and chlaina, meaning covering; referring to the hard fruiting perianth covering the seed; 'blackiana' after JM Black, botanist and author of the 'Flora of South Australia' first published in four volumes from 1922 to 1929.
Distribution:
Mainly restricted to the Lake Eyre region, a few records from Queensland and New South Wales.
Status:
Rare in South Australia, suspected of being at risk nationally.
Plant description:

Rounded herb to 30 cm high; branches loosely woolly; leaves 5-20 mm long. Flowers solitary, perianth woolly. 

Fruit type:
Fruiting perianth woolly or glabrous, tube barrel-shaped, c. 2 mm high,  spines 5, 0.5-1.5 mm long, recurved. 
Embryo type:
Peripheral
Seed collecting:
Collect seeds by stripping off the spiny fruits, wear gloves to protect from the spines.
Seed cleaning:
Remove twigs, leaves and other material using a sieve. Leave fruits to dry before storage.
Seeds stored:
LocationNo. of seeds
(weight grams)
Number
of plants
Date
collected
Collection number
Collection location
Date
stored
% ViabilityStorage
temperature
BGA10500 (49.42 g)50+3-Sep-2013MJT432
Lake Eyre
24-Mar-201585%+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.