Mealy Saltbush,
Spreading Saltbush
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Regional Species Conservation Assessments per IBRA subregion.
Least concern
Near threatened
Rare
Vulnerable
Endangered
Critically endangered
Extinct
Data deficient
Adelaide
Arkaroola
Ceduna
Coober Pedy
Hawker
Innamincka
Marla
Marree
Mount Gambier
Oodnadatta
Renmark
Wudinna
Keith
Yunta
Display IBRA region text
| 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)) |
| 3 of 6 subregions | Flinders Lofty Block | Least Concern , Rare |
| 2 of 6 subregions | Murray Darling Depression | Rare |
| Murray Scroll Belt (RIV06) | Riverina | Rare (IUCN: RA d(i,ii)) (Probable Decline) [likes scalds] |
| 4 of 8 subregions | Gawler | Rare |
| Tallaringa (GVD05) | Great Victoria Desert | Rare (IUCN: RA d(ii)) |
| 2 of 4 subregions | Broken Hill Complex | Least Concern |
| 4 of 4 subregions | Simpson Strzelecki Dunefields | Near Threatened , Rare |
| 5 of 7 subregions | Stony Plains | Least Concern , Rare |
| 2 of 4 subregions | Channel Country | Least Concern |
| Tieyon (FIN03) | Finke | Rare (IUCN: RA d(ii)) |
Botanical art
Kath Alcock paintings: 2
Common names
Mealy Saltbush
Spreading Saltbush
Distribution and status
Herbarium regions: North Western, Lake Eyre, Gairdner-Torrens, Flinders Ranges, Eastern, Murray
AVH map: SA distribution map (external link)
| Location | No. of seeds
(weight grams) | Number
of plants | Date
collected | Collection number
Collection location | Date
stored | % Viability | Storage
temperature |
MSB |
6,300 (24.7 g) | 20 | 17-May-2007 | RJB71492
Lake Eyre | | | |
BGA
MSB | 2,500 (5.6 g)
2,500 (5.6 g) | 50+ | 20-Sep-2016 | JRG517
Lake Eyre | 1-Nov-2017 | 65% | -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:
Display
| Date | Result | T0 | T50 | Pre-treatment | Germination medium | Incubator: Photoperiod / Thermoperiod |
| May-17 | 6% | 49 | NA |
1% agar;
Incubated under winter conditions |
| May-17 | 0% | NA | NA |
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)
