Seeds of South Australia
Atriplex pseudocampanulata (Chenopodiaceae)
Mealy Saltbush
List of species for Atriplex
Click on an image to enlarge it
Herbarium regions:
North Western, Lake Eyre, Gairdner-Torrens, Flinders Ranges, Eastern, Murray
NRM regions:
Alinytjara Wilurara, South Australian Arid Lands, South Australian Murray-Darling Basin
IBRA regions
SUMMARY
Olary Spur (FLB03)Flinders Lofty Block
 Least Concern
Northern Flinders (FLB05) 
 Rare   (IUCN: RA d(ii))   [limited habitat]
Central Flinders (FLB06) 
 Rare   (IUCN: RA d(ii))   [limited habitat; southern edge of range]
South Olary Plain (MDD01)Murray Darling Depression
 Rare   (IUCN: RA d(i,ii))   (Probable Decline)   [edge of range; water reliant]
Murray Mallee (MDD02) 
 Rare   (IUCN: RA d(i))   [questionable records - outliers?]
Murray Scroll Belt (RIV06)Riverina
 Rare   (IUCN: RA d(i,ii))   (Probable Decline)   [likes scalds]
Gawler Volcanics (GAW02)Gawler
 Rare   (IUCN: RA d(ii))   [edge of range, likes stony plains]
Arcoona Plateau (GAW04) 
 Rare   (IUCN: RA d(ii))   [edge of range, likes stony plains]
Torrens (GAW06) 
 Rare   (IUCN: RA d(ii))   [edge of range]
Roxby (GAW07) 
 Rare   (IUCN: RA d(ii))   [edge of range]
Tallaringa (GVD05)Great Victoria Desert
 Rare   (IUCN: RA d(ii))
Barrier Range Outwash (BHC04)Broken Hill Complex
 Least Concern
Curnamona (BHC06) 
 Least Concern
Simpson Desert (SSD02)Simpson Strzelecki Dunefields
 Near Threatened
Dieri (SSD03) 
 Near Threatened
Warriner (SSD04) 
 Rare   (IUCN: RA d(ii))   [grazed]
Strzelecki Desert (SSD05) 
 Near Threatened   [could be more common]
Breakaways (STP01)Stony Plains
 Rare   (IUCN: RA d(ii))
Oodnadatta (STP02) 
 Rare   (IUCN: RA d(ii))
Murnpeowie (STP03) 
 Least Concern
Witjira (STP06) 
 Rare   (IUCN: RA d(ii))
Baltana (STP07) 
 Rare   (IUCN: RA d(ii))
Sturt Stony Desert (CHC02)Channel Country
 Least Concern
Coongie (CHC06) 
 Least Concern
Tieyon (FIN03)Finke
 Rare   (IUCN: RA d(ii))
IBRA regions
DISPLAY ALL
3 of 6 subregionsFlinders Lofty BlockLeast Concern
, Rare
2 of 6 subregionsMurray Darling DepressionRare
Murray Scroll Belt (RIV06)RiverinaRare
  (IUCN: RA d(i,ii))   (Probable Decline)   [likes scalds]
4 of 8 subregionsGawlerRare
Tallaringa (GVD05)Great Victoria DesertRare
  (IUCN: RA d(ii))
2 of 4 subregionsBroken Hill ComplexLeast Concern
4 of 4 subregionsSimpson Strzelecki DunefieldsNear Threatened
, Rare
5 of 7 subregionsStony PlainsLeast Concern
, Rare
2 of 4 subregionsChannel CountryLeast Concern
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 Atriplex]
SA Flora:
Flora of South Australia Edition 5
Seeds stored:
LocationNo. of seeds
(weight grams)
Number
of plants
Date
collected
Collection number
Collection location
Date
stored
% ViabilityStorage
temperature
BGA 
MSB
12500 (55.37 g)
12500 (55.37 g)
20+28-Aug-2008TST412
Lake Eyre
20-Jul-2009100%-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.
Germination table:
DateResultT0T50Pre-treatment | Germination medium | Incubator: Photoperiod / Thermoperiod
May-176%49NA
1% agar;
Incubated under winter conditions
May-170%NANA 250 mg/L gibberellic acid for 24 h;
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)