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Distribution by Herbarium region
Adelaide
Arkaroola
Ceduna
Coober Pedy
Hawker
Innamincka
Marla
Marree
Mount Gambier
Oodnadatta
Renmark
Wudinna
Keith
Yunta
Distribution and status
Herbarium region: North Western
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 | 15,000 (170.11 g) | 15 | 24-Sep-2014 | DJD3045 North Western | 1-Jan-2016 | 75% | -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 |
Jul-15 | 48% | 7 | NA |
seeds excised from fruit, 500mg/L gibberellic acid 48h; 1% agar; Incubated under spring/autumn conditions |
Jul-15 | 4% | 7 | NA |
seeds excised from fruit; 1% agar; Incubated under spring/autumn conditions |
Jul-15 | 2% | 99 | NA |
leached in water 7 d, 500 mg/L gibberellic acid 48 h; moist sand; Incubated under spring/autumn conditions |
Jul-15 | 0% | NA | NA |
dry heat 90°C oven 5 min, 500 mg/L gibberellic acid 48 h; moist sand; Incubated under spring/autumn conditions |
Jul-15 | 0% | NA | NA |
endocarps scarified, 30% hydrogen peroxide 10 min, water rinse, 500 mg/L gibberellic acid 48 h; moist sand; Incubated under spring/autumn conditions |
Jul-15 | 0% | NA | NA |
moist sand; Incubated under spring/autumn 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)