Seeds of South Australia
Cassinia tegulata (Compositae)
Avenue Cassinia
List of species for Cassinia
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Seed collecting:
April to June
Herbarium region:
South Eastern
NRM region:
South East
IBRA region
Bridgewater (NCP01)Naracoorte Coastal Plain
 Endangered   (IUCN: EN D)   [checked D Duval]
Lucindale (NCP03) 
 Endangered   (IUCN: EN D)   [checked D Duval]
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 Cassinia]
Name derivation:
Cassinia named after Alexandre-Henri Gabriel de Cassini (1782-1832), a French botanist who published extensively on the Compositae family. Tegulata from the Latin 'tegula' meaning a tile, referring to the scale-like involucral bracts.
Found in the South-east in South Australia growing in Melaleuca brevifolia and Gahnia filum shrubland in inter-dune flats with shallow grey or yellowish sandy clay soils over limestone, which are seasonally inundated. Also found in Victoria.
Native. Very rare in South Australia. Very rare in Victoria.
Plant description:
A small to medium-sized shrub with an upright habit; grey-green to yellowish green, hairy, needle-like leaves; fissured brown bark and off-white to cream flowers at the end of branches. Flowers are honey-scented but leaves and stems are odourless and not sticky. Flowering between February and April.
Fruit type:
Light grey, dense round daisy-head.
Seed type:
Brown cylindrical seed to 1 mm long and 0.3 mm wide, with long white pappus at one end.
Embryo type:
Seed collecting:
Collect heads that are matured, greyish and contain brown seeds.
Seed cleaning:
Place the heads in a tray for one to two week to dry. Then rub the heads gently with your hands to dislodge the seeds. Use a sieve to separate any unwanted material. Viable seeds will be small and brown. 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 viability:
From five collections, the seed viability was average to high, ranging from 75% to 100%.
Seed germination:
Seeds are non-dormant, viable seed should germinate readily.
Seeds stored:
LocationNo. of seeds
(weight grams)
of plants
Collection number
Collection location
% ViabilityStorage
BGAapproY 460000 (91.76 g)26-May-2005DJD 132 - uncleaned sublot
South Eastern
14-Sep-2006+5°C, -18°C
BGA81000 (7.36 g)40-5010-Apr-2006DJD449
South Eastern
BGA2000 (0.14 g)40+17-May-2009CRD16
South Eastern
BGA19000 (1.58 g)1528-May-2009TST736
South Eastern
BGA2000 (0.14 g)40+17-May-2009CRD16
South Eastern
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.