Plants of
South Australia
Pimelea glauca
Thymelaeaceae
Smooth Riceflower
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Regional Species Conservation Assessments per IBRA subregion.
Least concern
Near threatened
Rare
Vulnerable
Endangered
Critically endangered
Extinct
Data deficient
Adelaide
Arkaroola
Ceduna
Coober Pedy
Hawker
Innamincka
Marla
Marree
Mount Gambier
Oodnadatta
Renmark
Wudinna
Keith
Yunta
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Botanical art

Kath Alcock paintings: 6.

Etymology

Greek 'pimele' fat, alluding to the fleshy cotyledons, glauca meaning thin bloom

Distribution and status

Recorded on Eyre, Yorke and Fleurieu Peninsulas, Kangaroo Island and the South East of South Australia. Also recorded in Tasmania and the eastern mainland states. Growing in open forests and grasslands, coastal heaths and dunes on sandy soils.. Native, common in South Australia
Herbarium regions: Eyre Peninsula, Northern Lofty, Murray, Yorke Peninsula, Southern Lofty, Kangaroo Island, South Eastern, Green Adelaide
NRM regions: Adelaide and Mount Lofty Ranges, Eyre Peninsula, Kangaroo Island, Northern and Yorke, South Australian Murray-Darling Basin, South East
AVH map: SA distribution map (external link)

Plant description

Erect branched shrub to 1 m, glabrous except the inflorescence; heads terminal. Four involucral bracts glabrous outside, inner pair with short fine hairs and ciliate on the margins, outer pair glabrous inside, or nearly so. Flowering August to December. Fruits are seeds covered with a brown, papery perianth with short hairs on the outside, glabrous inside. Seeds are ellipsoid black seed with a brittle, dark, finely ribbed seed coat. Seed embryo type is

Seed collection and propagation

Collect seeds between October and December. Collect brown fruits with mature black seeds Gently rub fruits though a sieve, taking care not to damage the brittle seeds From one collection seed viability was high at 75%

Seeds stored:
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LocationNo. of seeds
(weight grams)
Number
of plants
Date
collected
Collection number
Collection location
Date
stored
% ViabilityStorage
temperature
 
MSB

3,400 (6.26 g)
30-4019-Nov-2005DJD203
Southern Lofty
BGA 
MSB
3,800 (8.03 g)
50+3-Nov-2015DJD3294
Southern Lofty
2-May-201775%-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:
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