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Weeds of Australia - Biosecurity Queensland Edition Fact Sheet Dietes iridioides Scientific Name Dietes iridioides (L.) Sweet ex Klatt Synonyms Dietes vegeta auct. mass amenity planting (Photo: Sheldon Navie) Family Iridaceae Common Names African iris, butterfly iris, Cape iris, dietes, fortnight lily, rock iris, wild iris Origin Native to eastern and southern Africa (i.e. Ethiopia, Kenya, Tanzania, Uganda, eastern Zaire, Malawi, Mozambique, Zambia, Zimbabwe, Swaziland and South Africa). habit (Photo: Sheldon Navie) Naturalised Distribution This species has recently become locally naturalised in south-eastern South Australia. It is also sparingly naturalised south-eastern Queensland and southern Victoria, and possibly also naturalised in the coastal districts of central New South Wales. Notes Wild iris ( Dietes iridioides) is regarded as a potential environmental weed or a "sleeper weed" in many parts of southern Australia. It has been reported from urban bushland in the Hornsby Plateau region to the north of Sydney Harbour and also from remnant patches of native woodlands in the Maranoa Gardens in suburban Melbourne. close-up of strap-like leaves (Photo: Sheldon Navie) Note: this species is commonly confused with large wild iris ( Dietes grandiflora), another emerging environmental weed. 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. white flower with purple and yellow markings (Photo: Sheldon Navie) Copyright © 2016. All rights reserved. Identic Pty Ltd. Special edition of Environmental Weeds of Australia for Biosecurity Queensland. The mobile application of Environmental Weeds of Australia is available from the Google Play Store and Apple iTunes. close-up of immature fruit (Photo: Sheldon Navie) Android Edition Apple iOS Edition close-up of mature fruit with seeds (Photo: Sheldon Navie) seedlings germinating amongst adult plants (Photo: Sheldon Navie) habit from above (Photo: Sheldon Navie) strap-like leaves (Photo: Sheldon Navie) close-up of flower showing the purplish style branches and plain white inner 'petals', which lack any markings (Photo: Sheldon Navie) close-up of young fruit subtended by two bracts (Photo: Sheldon Navie) young plant (Photo: Sheldon Navie)