Seeds of South Australia
Maireana carnosa (Chenopodiaceae)
Cottony Bluebush
List of species for Maireana
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Seed collecting:
August to October
Herbarium regions:
North Western, Lake Eyre, Nullarbor, Flinders Ranges, Eastern, Murray
NRM regions:
Alinytjara Wilurara, South Australian Arid Lands, South Australian Murray-Darling Basin
IBRA regions
Olary Spur (FLB03)Flinders Lofty Block
 Data Deficient
Southern Flinders (FLB04) 
 Data Deficient
Nullarbor Plain (NUL02)Nullarbor
 Data Deficient
Warriner (SSD04)Simpson Strzelecki Dunefields
 Rare   (IUCN: RA d(i,ii))
Breakaways (STP01)Stony Plains
 Least Concern
Peake-Dennison Inlier (STP04) 
 Rare   (IUCN: RA d(i,ii))   [(no records)]
Witjira (STP06) 
 Rare   (IUCN: RA d(ii))
Baltana (STP07) 
 Rare   (IUCN: RA d(i,ii))
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 Maireana]
SA Flora:
Flora of South Australia Edition 5
Name derivation:
'Maireana' after the 19th century Belgium botanist Adolphe Lemaire and 'carnosa' meaning fleshy.
Recorded from the central northern area of the state, usually around salt lakes.
Native, several records from South Australia, but more commonly found in Western Australia.  Also recorded in Northern Territory and less commonly in Queensland.
Plant description:
Erect perennial shrub to 30 cm high, branches woody at the base. Fleshy leaves to 10 mm, long, woolly or silky to almost glabrous. Flowers densely woolly, spirally arranged in dense leafy spikes. Flowering August to October
Fruit type:
Fruiting perianth sessile, covered in wool, to 8 mm diameter. Narrow, horizontal wing, with a single radial split.
Seed type:
Ellipsoid to circular, convex brown seed
Embryo type:
Seed collecting:
Collect dry fruits, check that they contain well developed seeds before making a collection. Shake or strip fruits into a vessel.
Seed cleaning:
Remove twigs and other plant material.
Seed viability:
Seed germination:
Seeds stored:
LocationNo. of seeds
(weight grams)
of plants
Collection number
Collection location
% ViabilityStorage
BGA4000 (35.09 g)30+5-Oct-2010DJD1943
Lake Eyre
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.