Seeds of South Australia
Polycalymma stuartii (Compositae)
Poached Eggs
List of species for Polycalymma
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Herbarium regions:
North Western, Lake Eyre, Nullarbor, Gairdner-Torrens, Flinders Ranges, Eastern, Eyre Peninsula, Murray, Southern Lofty
NRM regions:
Adelaide and Mount Lofty Ranges, Alinytjara Wilurara, Eyre Peninsula, South Australian Arid Lands, South Australian Murray-Darling Basin
IBRA regions
SUMMARY
Tintinara (NCP04)Naracoorte Coastal Plain
 Vulnerable   (IUCN: VU D2)   [could be extinct]
Fleurieu (KAN02)Kanmantoo
 Rare   (IUCN: RA d(i,ii))
Mount Lofty Ranges (FLB01)Flinders Lofty Block
 Data Deficient   [likely introduction]
Northern Flinders (FLB05) 
 Least Concern
Central Flinders (FLB06) 
 Least Concern
South Olary Plain (MDD01)Murray Darling Depression
 Near Threatened   [edge of range]
Murray Mallee (MDD02) 
 Least Concern
Murray Lakes and Coorong (MDD03) 
 Vulnerable   (IUCN: VU D2)   [could be extinct]
Lowan Mallee (MDD04) 
 Least Concern
Murray Scroll Belt (RIV06)Riverina
 Least Concern
Myall Plains (GAW01)Gawler
 Rare   (IUCN: RA d(ii))   (Probable Decline)
Gawler Volcanics (GAW02) 
 Least Concern
Gawler Lakes (GAW03) 
 Least Concern
Arcoona Plateau (GAW04) 
 Least Concern
Kingoonya (GAW05) 
 Least Concern
Torrens (GAW06) 
 Least Concern
Roxby (GAW07) 
 Least Concern
Commonwealth Hill (GAW08) 
 Least Concern
Maralinga (GVD03)Great Victoria Desert
 Least Concern
Kintore (GVD04) 
 Least Concern
Tallaringa (GVD05) 
 Least Concern
Yellabinna (GVD06) 
 Least Concern
Carlisle (NUL01)Nullarbor
 Least Concern
Nullarbor Plain (NUL02) 
 Least Concern
Barrier Range Outwash (BHC04)Broken Hill Complex
 Least Concern   [Marginal extent of range.]
Curnamona (BHC06) 
 Least Concern   [marginal]
Simpson Desert (SSD02)Simpson Strzelecki Dunefields
 Least Concern
Dieri (SSD03) 
 Least Concern
Warriner (SSD04) 
 Least Concern
Strzelecki Desert (SSD05) 
 Least Concern
Breakaways (STP01)Stony Plains
 Least Concern
Oodnadatta (STP02) 
 Least Concern
Murnpeowie (STP03) 
 Least Concern
Peake-Dennison Inlier (STP04) 
 Least Concern
Macumba (STP05) 
 Least Concern
Witjira (STP06) 
 Least Concern
Baltana (STP07) 
 Least Concern
Sturt Stony Desert (CHC02)Channel Country
 Least Concern
Diamantina-Eyre (CHC04) 
 Least Concern
Coongie (CHC06) 
 Least Concern
Lake Pure (CHC07) 
 Least Concern
Mann-Musgrave Block (CER01)Central Ranges
 Least Concern
Watarru (CER02) 
 Least Concern
Everard Block (CER03) 
 Least Concern
Tieyon (FIN03)Finke
 Least Concern
Pedirka (FIN04) 
 Least Concern
IBRA regions
DISPLAY ALL
Tintinara (NCP04)Naracoorte Coastal PlainVulnerable
  (IUCN: VU D2)   [could be extinct]
Fleurieu (KAN02)KanmantooRare
  (IUCN: RA d(i,ii))
3 of 6 subregionsFlinders Lofty BlockLeast Concern
, Data Deficient
4 of 6 subregionsMurray Darling DepressionLeast Concern
, Near Threatened
, Vulnerable
Murray Scroll Belt (RIV06)RiverinaLeast Concern
8 of 8 subregionsGawlerLeast Concern
, Rare
4 of 4 subregionsGreat Victoria DesertLeast Concern
2 of 3 subregionsNullarborLeast Concern
2 of 4 subregionsBroken Hill ComplexLeast Concern
4 of 4 subregionsSimpson Strzelecki DunefieldsLeast Concern
7 of 7 subregionsStony PlainsLeast Concern
4 of 4 subregionsChannel CountryLeast Concern
3 of 3 subregionsCentral RangesLeast Concern
2 of 2 subregionsFinkeLeast Concern
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 Polycalymma]
Seeds stored:
LocationNo. of seeds
(weight grams)
Number
of plants
Date
collected
Collection number
Collection location
Date
stored
% ViabilityStorage
temperature
BGA 
MSB
44000 (61 g)
45000 (62.15 g)
>10022-Oct-2004MOL 4535
Gairdner-Torrens
31-Mar-200695%-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
Oct-15100%7 d7 d 500 mg/L gibberellic acid 48 h;
1% agar;
Incubated under spring/autumn conditions
Oct-15100%7 d7 d 500 mg/L gibberellic acid 48 h;
1% agar;
Incubated under winter conditions
Oct-150%NANA
1% agar;
Incubated under spring/autumn conditions
Oct-150%NANA
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)