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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 |
| Southern Flinders (FLB04) | | Least Concern [edge of range] |
| Northern Flinders (FLB05) | | Least Concern |
| Central Flinders (FLB06) | | Near Threatened |
| Braemer (MDD07) | Murray Darling Depression | Data Deficient |
| Gawler Lakes (GAW03) | Gawler | Rare (IUCN: RA d(i,ii)) |
| Arcoona Plateau (GAW04) | | Rare (IUCN: RA d(i,ii)) |
| Torrens (GAW06) | | Near Threatened |
| Yellabinna (GVD06) | Great Victoria Desert | Rare (IUCN: RA d(i,ii)) |
| Yalata (NUL03) | Nullarbor | Rare (IUCN: RA d(i,ii)) |
| Curnamona (BHC06) | Broken Hill Complex | Least Concern |
| Dieri (SSD03) | Simpson Strzelecki Dunefields | 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 |
| Coongie (CHC06) | | Near Threatened |
| Tieyon (FIN03) | Finke | Near Threatened [edge of range] |
| 4 of 6 subregions | Flinders Lofty Block | Least Concern , Near Threatened |
| Braemer (MDD07) | Murray Darling Depression | Data Deficient |
| 3 of 8 subregions | Gawler | Near Threatened , Rare |
| Yellabinna (GVD06) | Great Victoria Desert | Rare (IUCN: RA d(i,ii)) |
| Yalata (NUL03) | Nullarbor | Rare (IUCN: RA d(i,ii)) |
| Curnamona (BHC06) | Broken Hill Complex | Least Concern |
| 2 of 4 subregions | Simpson Strzelecki Dunefields | Least Concern |
| 6 of 7 subregions | Stony Plains | Least Concern , Near Threatened |
| 2 of 4 subregions | Channel Country | Least Concern , Near Threatened |
| Tieyon (FIN03) | Finke | Near Threatened [edge of range] |
Botanical art
Kath Alcock painting: 1
Prior names
Bassia uniflora var. incongruens
Bassia constricta
Distribution and status
Herbarium regions: 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 | BGA
MSB | 6,500 (28.5 g)
6,500 (28.5 g) | 30 | 21-Oct-2016 | JRG524
Lake Eyre | 1-Nov-2017 | 70% | -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 | 0% | NA | |
1% agar;
Incubated under winter conditions |
| May-17 | 0% | 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)
