Seeds of South Australia
Phebalium glandulosum ssp. macrocalyx (Rutaceae)
Desert Phebalium
List of species for Phebalium
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Seed collecting:
November to December
Herbarium regions:
Northern Lofty, Murray, Yorke Peninsula
NRM regions:
Northern and Yorke, South Australian Murray-Darling Basin
IBRA regions
Broughton (FLB02)Flinders Lofty Block
 Rare   (IUCN: RA d(i,ii))
St Vincent (EYB02)Eyre Yorke Block
 Endangered   (IUCN: EN B2ab(ii,iii))   (Probable Decline)   [endemic to region]
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 Phebalium]
Seeds stored:
LocationNo. of seeds
(weight grams)
Number
of plants
Date
collected
Collection number
Collection location
Date
stored
% ViabilityStorage
temperature
BGA13555216-Dec-2003MKJ 11
Yorke Peninsula
1-Sep-200445%-18°C
BGA1350 (3.31 g)40-5018-Jan-2007DJD745
Yorke Peninsula
1-Aug-2007100%+5°C, -18°C
BGA400 (0.74 g)912-Nov-2009TST882
Yorke Peninsula
Jun-201050%-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-042%36 dNA seed coat nicked with scalpel, 20% hydrogen peroxide 10 min, water rinse;
filter paper over moist sponge;
14/10;  /  20°C/10°C
Jul-040%NANA 20% hydrogen peroxide 10 min, water rinse;
filter paper over moist sponge;
14/10;  /  20°C/10°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)