Seeds of South Australia
Brachyscome readeri (Compositae)
Southern Daisy
List of species for Brachyscome
Display more images
Click on an image to enlarge it
Seed collecting:
September to October
Herbarium region:
South Eastern
NRM region:
South East
IBRA region
Lucindale (NCP03)Naracoorte Coastal Plain
 Endangered   (IUCN: EN D)   [single popn near Joanna]
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 Brachyscome]
Name derivation:
Brachyscome from the Greek 'brachys' meaning short and 'kome' meaning hair; referring to the short bristles or hairs of the pappus. Readeri named after Felix Maximilian Reader (1850-1911), a German-born Australian chemist, naturalist and botanical collector.
Distribution:
Found only in the lower South-east in South Australia, growing in seasonally wet ground on margins of swamp. Also found in New South Wales and Victoria.
Status:
Native. Very rare in South Australia. Rare in Victoria. Uncommon in New South Wales.
Plant description:
Annual herb to 13 cm high with erect to ascending, weak, sparse hairs stems. Basal leaves linear or narrowly oblanceolate, entire or l-3-toothed, to 7.5 cm long, hairless. Other leaves linear or lobed with 3-5 linear acute segments, to 6 cm long, hairless.  Flower white appearing in late winter.
Fruit type:
Brown daisy heads.
Seed type:
Orange to dark brown, cone-shaped seed to 1.5 mm and 1 mm, with striation down the length of the seed and covered with scattered wrinkles.
Embryo type:
Spatulate fully developed.
Seed collecting:
Pick heads that are maturing, drying off, with brown seeds that dislodge easily.
Seed cleaning:
Place the seed-heads in a tray and leave to dry for a week. Then gently rub the heads by hand to dislodge the seeds. Use a sieve to separate the unwanted material. Store the seeds with a desiccant such as dried silica beads or dry rice, in an air tight container in a cool and dry place.
Seed germination:
This species may have physiological dormancy that need to be overcome for the seed to germinate.
Seeds stored:
LocationNo. of seeds
(weight grams)
Number
of plants
Date
collected
Collection number
Collection location
Date
stored
% ViabilityStorage
temperature
PJA1841-Jan-2012-18°C
PJA1581-Jan-2012-18°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.