Seeds of South Australia
Pomaderris halmaturina ssp. halmaturina (Rhamnaceae)
Glenelg Pomaderris
List of species for Pomaderris
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Herbarium regions:
Kangaroo Island, South Eastern
NRM regions:
Kangaroo Island, South East
IBRA regions
Mount Gambier (SVP02)Southern Volcanic Plain
 Vulnerable   (IUCN: VU D2)   [taxo issues, could be continentis]
Bridgewater (NCP01)Naracoorte Coastal Plain
 Vulnerable   (IUCN: VU D2)   [taxo issues, could be continentis]
Glenelg Plain (NCP02) 
 Vulnerable   (IUCN: VU D2)   [taxo issues, could be continentis]
Lucindale (NCP03) 
 Vulnerable   (IUCN: VU D2)   [taxo issues, could be continentis]
Kangaroo Island (KAN01)Kanmantoo
 Vulnerable   (IUCN: VU B2ab(i,ii,iii))   (Probable Decline)   [threatened by roadworks]
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 Pomaderris]
Seeds stored:
LocationNo. of seeds
(weight grams)
Number
of plants
Date
collected
Collection number
Collection location
Date
stored
% ViabilityStorage
temperature
BGA3490 (3.32 g)613-Dec-2003PJA7
Kangaroo Island
1-Sep-200480%+5°C, -18°C
BGA 
MSB
3049
3049
326-Jan-2004PJA 79
Kangaroo Island
1-Sep-200450%+5°C, -18°C
BGA36313+36000 (29.05+28.96 g)>4018-Dec-2004NB 0001
South Eastern
28-Mar-200670%+5°C, -18°C
BGA1850 (1.76 g)1113-Dec-2003PJA6
Kangaroo Island
14-Aug-2006+5°C, -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
Jul-1770%1421 hot water (90°C) poured over, left to soak 24 h;
1% agar;
Incubated under winter conditions
Jul-1767%2128 hot water (90°C) poured over, left to soak 24 h;
1% agar;
Incubated under spring/autumn conditions
Jul-0438%37 dNA hot water (90°C) 10 min, 20% hydrogen peroxide 10 min, water rinse;
filter paper over moist sponge;
14/10;  /  10°C/18°C
Jul-046%29 dNA 20% hydrogen peroxide 10 min, water rinse;
filter paper over moist sponge;
14/10;  /  10°C/18°C
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)