Click on images to enlarge
habit in flower (Photo: Sheldon Navie)
habit prior to flowering (Photo: Sheldon Navie)
swollen roots (Photo: Trevor James)
close-up of the long strap-like lower leaves (Photo: Trevor James)
close-up of stem and upper leaves (Photo: Sheldon Navie)
close-up of flower bud (Photo: Trevor James)
flower-head from underneath, showing the long floral bracts (Photo: Trevor James)
mature seed-head (Photo: Trevor James)
close-up of mature seeds topped with a long beak and feathery bristles (Photo: Sheldon Navie)
old seed-heads (Photo: Sheldon Navie)
close-up of seeds with hairs removed (Photo: Steve Hurst at USDA PLANTS Database)
Tragopogon porrifolius L.
Tragopogon porrifolius L. subsp. porrifolius
Asteraceae (Queensland, New South Wales, the ACT, Victoria, Tasmania, Western Australia and the Northern Territory)Compositae (South Australia)
common salsify, goatsbeard, Jerusalem star, John-go-to-bed-at-noon, Joseph's flower, oyster plant, oysterplant, purple goat's beard, purple salsify, salsify, vegetable oyster, vegetable oyster plant, wild quinine, wild salsify
Native to northern Africa (i.e. northern Algeria, northern Libya, Morocco and Tunisia), the Canary Islands, southern Europe (i.e. France, Spain, Italy, Bulgaria, Greece, Romania and Yugoslavia) and western Asia (i.e. western Turkey).
Widely naturalised in southern and eastern Australia (i.e. in southern Queensland, New South Wales, the ACT, Victoria, Tasmania, south-eastern and eastern South Australia and south-western and southern Western Australia). Also naturalised on Norfolk Island.
Naturalised in other temperate regions of the world, including in many parts of Canada and the USA.
Salsify (Tragopogon porrifolius) is regarded as an environmental weed in Victoria, South Australia, Tasmania, Western Australia and the ACT. It was recently listed as a priority environmental weed in at least one Natural Resource Management region.
Fact sheets are available from Department of Employment, Economic Development and Innovation (DEEDI) service centres and our Customer Service Centre (telephone 13 25 23). Check our website at www.biosecurity.qld.gov.au to ensure you have the latest version of this fact sheet. The control methods referred to in this fact sheet should be used in accordance with the restrictions (federal and state legislation, and local government laws) directly or indirectly related to each control method. These restrictions may prevent the use of one or more of the methods referred to, depending on individual circumstances. While every care is taken to ensure the accuracy of this information, DEEDI does not invite reliance upon it, nor accept responsibility for any loss or damage caused by actions based on it.
Copyright © 2016. All rights reserved. Identic Pty Ltd. Special edition of Environmental Weeds of Australia for Biosecurity Queensland.
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