Grey Sunray,
Paper Everlasting
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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
| Fleurieu (KAN02) | Kanmantoo | Data Deficient [edge of range; old records, could be extinct in region] |
| Mount Lofty Ranges (FLB01) | Flinders Lofty Block | Data Deficient [edge of range; old records, could be extinct in region] |
| Broughton (FLB02) | | Rare (IUCN: RA d(i)) (Probable Decline) [marginal] |
| Olary Spur (FLB03) | | Least Concern |
| Southern Flinders (FLB04) | | Least Concern [annual ] |
| Northern Flinders (FLB05) | | Least Concern |
| Central Flinders (FLB06) | | Least Concern |
| St Vincent (EYB02) | Eyre Yorke Block | Least Concern (Probable Decline) [Ephemeral. On heavier soils, flat country.] |
| Eyre Hills (EYB03) | | Rare (IUCN: RA d(i,ii)) (Probable Decline) |
| South Olary Plain (MDD01) | Murray Darling Depression | Near Threatened (Probable Decline) [annual; rabbits/sheep - threats; likes clay] |
| Murray Mallee (MDD02) | | Near Threatened (Probable Decline) [likes clay ] |
| Lowan Mallee (MDD04) | | Rare (IUCN: RA d(i,ii)) [likes clay ] |
| Wimmera (MDD05) | | Vulnerable (IUCN: VU D2) [edge of range] |
| Braemer (MDD07) | | Least Concern |
| Murray Scroll Belt (RIV06) | Riverina | Near Threatened (Probable Decline) [likes clay ] |
| Myall Plains (GAW01) | Gawler | Least Concern |
| Gawler Volcanics (GAW02) | | Least Concern |
| Gawler Lakes (GAW03) | | Least Concern |
| Arcoona Plateau (GAW04) | | Least Concern |
| Kingoonya (GAW05) | | Rare (IUCN: RA d(i,ii)) [edge of range, needs heavy soils] |
| Torrens (GAW06) | | Rare (IUCN: RA d(ii)) |
| Barrier Range (BHC01) | Broken Hill Complex | Least Concern |
| Barrier Range Outwash (BHC04) | | Least Concern |
| Bimbowrie (BHC05) | | Least Concern |
| Curnamona (BHC06) | | Least Concern |
| Dieri (SSD03) | Simpson Strzelecki Dunefields | Rare (IUCN: RA d(ii)) |
| Oodnadatta (STP02) | Stony Plains | Rare (IUCN: RA d(ii)) |
| Murnpeowie (STP03) | | Rare (IUCN: RA d(ii)) |
| Sturt Stony Desert (CHC02) | Channel Country | Rare (IUCN: RA d(ii)) |
| Coongie (CHC06) | | Rare (IUCN: RA d(ii)) |
| Fleurieu (KAN02) | Kanmantoo | Data Deficient [edge of range; old records, could be extinct in region] |
| 6 of 6 subregions | Flinders Lofty Block | Least Concern , Rare , Data Deficient |
| 2 of 5 subregions | Eyre Yorke Block | Least Concern , Rare |
| 5 of 6 subregions | Murray Darling Depression | Least Concern , Near Threatened , Rare , Vulnerable |
| Murray Scroll Belt (RIV06) | Riverina | Near Threatened (Probable Decline) [likes clay ] |
| 6 of 8 subregions | Gawler | Least Concern , Rare |
| 4 of 4 subregions | Broken Hill Complex | Least Concern |
| Dieri (SSD03) | Simpson Strzelecki Dunefields | Rare (IUCN: RA d(ii)) |
| 2 of 7 subregions | Stony Plains | Rare |
| 2 of 4 subregions | Channel Country | Rare |
Botanical art
Kath Alcock paintings: 6
Prior names
Argyrocome corymbiflora
Helipterum corymbiflorum
Common names
Grey Sunray
Paper Everlasting
Distribution and status
Herbarium regions: Lake Eyre, Gairdner-Torrens, Flinders Ranges, Eastern, Eyre Peninsula, Northern Lofty, Murray, Yorke Peninsula, Southern Lofty, South Eastern, Green Adelaide
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 | 8,450 (14.81 g)
8,450 (14.81 g) | 50+ | 15-Oct-2007 | TST183
Eyre Peninsula | 19-Sep-2008 | 70% | -18°C |
| BGA | 10,000 (7.38 g) | 50 | 31-Oct-2007 | RJB75549
South Eastern | 1-Jan-2016 | 65% | -18°C |
| BGA | 18,500 (16 g) | 650 | 11-Oct-2015 | KHB873
Flinders Ranges | 2-May-2017 | 95% | -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-16 | 90% | 7 | 7 |
500 mg/L gibberellic acid 24 h;
1% agar;
Incubated under winter conditions |
| Jul-16 | 80% | 7 | 7 |
500 mg/L gibberellic acid 24 h;
1% agar;
Incubated under spring/autumn conditions |
| Oct-15 | 66% | 7 | 7 |
1% agar;
Incubated under winter conditions |
| Oct-15 | 63% | 7 | 7 |
1% agar;
Incubated under spring/autumn conditions |
| Oct-15 | 50% | 7 | 7 |
500 mg/L gibberellic acid 48 h;
1% agar;
Incubated under winter conditions |
| Jul-16 | 43% | 7 | NA |
leached in water 24 h;
1% agar;
Incubated under spring/autumn conditions |
| Oct-15 | 30% | 7 | NA |
500 mg/L gibberellic acid 48 h;
1% agar;
Incubated under spring/autumn conditions |
| Jul-16 | 17% | 7 | NA |
leached in water 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)
