Seeds of South Australia
Maireana ovata (Chenopodiaceae)
List of species for Maireana
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Herbarium regions:
North Western, Lake Eyre, Flinders Ranges, Eastern
NRM regions:
Alinytjara Wilurara, South Australian Arid Lands
IBRA regions
SUMMARY
Olary Spur (FLB03)Flinders Lofty Block
 Data Deficient
Northern Flinders (FLB05) 
 Least Concern
Commonwealth Hill (GAW08)Gawler
 Rare   (IUCN: RA d(ii))   [edge of range]
Maralinga (GVD03)Great Victoria Desert
 Rare   (IUCN: RA d(ii))   [checked with Bob Chinnock]
Tallaringa (GVD05) 
 Rare   (IUCN: RA d(ii))   [limited habitat, edge of range]
Strzelecki Desert (SSD05)Simpson Strzelecki Dunefields
 Near Threatened   [undercollected]
Breakaways (STP01)Stony Plains
 Least Concern
Oodnadatta (STP02) 
 Rare   (IUCN: RA d(ii))   [limited habitat]
Witjira (STP06) 
 Rare   (IUCN: RA d(i,ii))
Baltana (STP07) 
 Least Concern
Sturt Stony Desert (CHC02)Channel Country
 Rare   (IUCN: RA d(ii))
Everard Block (CER03)Central Ranges
 Rare   (IUCN: RA d(ii))
Tieyon (FIN03)Finke
 Rare   (IUCN: RA d(ii))
IBRA regions
DISPLAY ALL
2 of 6 subregionsFlinders Lofty BlockLeast Concern
, Data Deficient
Commonwealth Hill (GAW08)GawlerRare
  (IUCN: RA d(ii))   [edge of range]
2 of 4 subregionsGreat Victoria DesertRare
Strzelecki Desert (SSD05)Simpson Strzelecki DunefieldsNear Threatened
  [undercollected]
4 of 7 subregionsStony PlainsLeast Concern
, Rare
Sturt Stony Desert (CHC02)Channel CountryRare
  (IUCN: RA d(ii))
Everard Block (CER03)Central RangesRare
  (IUCN: RA d(ii))
Tieyon (FIN03)FinkeRare
  (IUCN: RA d(ii))
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 Maireana]
SA Flora:
Flora of South Australia Edition 5
Germination table:
DateResultT0T50Pre-treatment | Germination medium | Incubator: Photoperiod / Thermoperiod
May-176%63NA 250 mg/L gibberellic acid for 24 h;
1% agar;
Incubated under winter conditions
May-173%49NA
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)