Seeds of South Australia
Sclerolaena decurrens (Chenopodiaceae)
Green Copperburr
List of species for Sclerolaena
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Herbarium regions:
North Western, Lake Eyre, Gairdner-Torrens, Flinders Ranges, Eastern, Eyre Peninsula, Murray
NRM regions:
Alinytjara Wilurara, Eyre Peninsula, South Australian Arid Lands, South Australian Murray-Darling Basin
IBRA regions
SUMMARY
Olary Spur (FLB03)Flinders Lofty Block
 Least Concern
Northern Flinders (FLB05) 
 Least Concern
Central Flinders (FLB06) 
 Least Concern
South Olary Plain (MDD01)Murray Darling Depression
 Rare   (IUCN: RA d(i,ii))
Murray Scroll Belt (RIV06)Riverina
 Least Concern
Myall Plains (GAW01)Gawler
 Rare   (IUCN: RA d(ii))   [southern limit]
Gawler Volcanics (GAW02) 
 Rare   (IUCN: RA d(ii))   [southern limit]
Gawler Lakes (GAW03) 
 Near Threatened
Arcoona Plateau (GAW04) 
 Least Concern
Kingoonya (GAW05) 
 Near Threatened
Torrens (GAW06) 
 Least Concern
Roxby (GAW07) 
 Least Concern
Commonwealth Hill (GAW08) 
 Least Concern
Yellabinna (GVD06)Great Victoria Desert
 Near Threatened
Barrier Range (BHC01)Broken Hill Complex
 Least Concern
Barrier Range Outwash (BHC04) 
 Least Concern
Bimbowrie (BHC05) 
 Least Concern
Curnamona (BHC06) 
 Least Concern
Simpson Desert (SSD02)Simpson Strzelecki Dunefields
 Least Concern
Dieri (SSD03) 
 Least Concern
Warriner (SSD04) 
 Least Concern
Strzelecki Desert (SSD05) 
 Least Concern
Breakaways (STP01)Stony Plains
 Near Threatened
Oodnadatta (STP02) 
 Least Concern
Murnpeowie (STP03) 
 Least Concern
Macumba (STP05) 
 Least Concern
Witjira (STP06) 
 Least Concern
Baltana (STP07) 
 Least Concern
Sturt Stony Desert (CHC02)Channel Country
 Least Concern
Diamantina-Eyre (CHC04) 
 Least Concern
Coongie (CHC06) 
 Least Concern
Lake Pure (CHC07) 
 Least Concern
Everard Block (CER03)Central Ranges
 Near Threatened
Tieyon (FIN03)Finke
 Near Threatened
IBRA regions
DISPLAY ALL
3 of 6 subregionsFlinders Lofty BlockLeast Concern
South Olary Plain (MDD01)Murray Darling DepressionRare
  (IUCN: RA d(i,ii))
Murray Scroll Belt (RIV06)RiverinaLeast Concern
8 of 8 subregionsGawlerLeast Concern
, Near Threatened
, Rare
Yellabinna (GVD06)Great Victoria DesertNear Threatened
4 of 4 subregionsBroken Hill ComplexLeast Concern
4 of 4 subregionsSimpson Strzelecki DunefieldsLeast Concern
6 of 7 subregionsStony PlainsLeast Concern
, Near Threatened
4 of 4 subregionsChannel CountryLeast Concern
Everard Block (CER03)Central RangesNear Threatened
Tieyon (FIN03)FinkeNear Threatened
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
Germination table:
DateResultT0T50Pre-treatment | Germination medium | Incubator: Photoperiod / Thermoperiod
May-173%49 250 mg/L gibberellic acid for 24 h;
1% agar;
Incubated under winter conditions
May-173%35
1% agar;
Incubated under winter conditions
Result: Maximum percentage of germination observed.
T0: Number of days before first germinant observed.
T50: Number of days to achieve 50% germination.
Pre-treatment: The initial treatment that the seeds received prior to placement on germination media.
Germination medium: The substrate that seeds were placed on for the duration of the germination experiment.
Incubator conditions:
Photoperiod: The duration of light exposure that the seeds were subject to during a 24 hour period.
Thermoperiod: The constant or diurnal temperatures that seeds were subject to during a 24 hour period.
Winter conditions: 15°C 20 h (3am→11pm); 5°C 4 h (11pm→3am) / 10 h light (8am→6pm); 14 h dark (6pm→8am)
Spring/Autumn conditions: 22°C 12 h (8am→8pm); 10°C 12 h (8pm→8am) / 12 h light (8am→8pm); 12 h dark (8pm→8am)
Summer conditions: 30°C 14 h (6am→8pm); 15°C 10 h (8pm→6am) / 14 h light (6am→8pm); 10 h dark (8pm→6am)