Seeds of South Australia
Ozothamnus turbinatus (Compositae)
Coast Bush-everlasting
List of species for Ozothamnus
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Seed collecting:
April to May
Herbarium regions:
Southern Lofty, South Eastern
NRM regions:
Adelaide and Mount Lofty Ranges, South East
IBRA regions
Bridgewater (NCP01)Naracoorte Coastal Plain
 Least Concern
Fleurieu (KAN02)Kanmantoo
 Endangered   (IUCN: EN B2ab(iii); D)   (Probable Decline)   [edge of range; lack of regeneration; only few plants known]
Murray Lakes and Coorong (MDD03)Murray Darling Depression
 Least 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 Ozothamnus]
Name derivation:
Ozothamnus from the Greek 'ozo' meaning to smell and 'thamnos' meaning shrub; alluding to the fragrant foliage when crushed. Turbinatus from Latin meaning top-shaped. 
Distribution:
Found along the coast in the Fleurieu Peninsula and the South-east in South Australia, growing on exposed dunes and cliffs. Also found in New South Wales, Victoria and Tasmania.
Status:
Native. Common in South Australia. Uncommon in New South Wales. Common in the other states.
Plant description:
Dense spreading shrub to 2 m high with branchlets covered in dense cottony hairs. Leaves spreading, linear, to 25 mm long and 2 mm wide, glabrous above, densely cottony hairs beneath, whitish or yellow-resinous, apex acute to obtuse, margins revolute. Inflorescences hemispherical, to 5 cm diameter with 20–40, dull yellow flowers. Flowering between January and March.
Fruit type:
Dense creamy yellow heads.
Seed type:
Brown ovoid seed to 1 mm long and 0.5 mm wide, covered with yellow resinous and scattered short white hairs and very long pappus at one end.
Embryo type:
Spatulate fully developed.
Seed collecting:
Collect mature seed heads, those turning a creamy-brown.
Seed cleaning:
Place the heads in a tray and leave to dry for 1-2 weeks. Then rub the heads gently with your hands 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.
Seeds stored:
LocationNo. of seeds
(weight grams)
Number
of plants
Date
collected
Collection number
Collection location
Date
stored
% ViabilityStorage
temperature
BGA 
MSB
9400 (3.6+3.6 g)
9400
>10019-May-2004DJD 10
Southern Lofty
23-Mar-2006no record+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.