Click on images to enlarge
infestation (Photo: Forest and Kim Starr, USGS)
habit (Photo: Sheldon Navie)
leaves (Photo: Sheldon Navie)
close-up of hairy stems and paired leaves (Photo: Sheldon Navie)
flower-head (Photo: Sheldon Navie)
close-up of flower-head showing tiny yellow tubular flowers (Photo: Forest and Kim Starr, USGS)
close-up of flower-head from side-on showing scale-like floral bracts (Photo: Forest and Kim Starr, USGS)
mature fruit (Photo: Forest and Kim Starr, USGS)
close-up of seeds (Photo: Tracey Slotta at USDA PLANTS Database)
seedling (Photo: Sheldon Navie)
garden zinnia (Zinnia violacea), which has occasionally also become naturalised in eastern Australia (Photo: Sheldon Navie)
narrow-leaved zinnia (Zinnia angustifolia), which is also sparingly naturalised in Queensland (Photo: Sheldon Navie)
Zinnia peruviana (L.) L.
Chrysogonum peruvianum L.
Asteraceae (Queensland, New South Wales, the ACT, Victoria, Tasmania, Western Australia and the Northern Territory)Compositae (South Australia)
kaffir daisy, Peruvian zinnia, redstar zinnia, wild zinnia, zinnia
Native to south-western USA (i.e. south-eastern Arizona), Mexico, Central America, the Caribbean and tropical South America (i.e. Venezuela, Bolivia, Colombia, Ecuador, Peru and north-western Argentina).
Widely naturalised in eastern Australia (i.e. in large parts of Queensland and northern New South Wales, and occasionally also in parts of central and southern New South Wales).
Also naturalised in China, southern Africa, beyond its native range in south-eastern USA (i.e. Florida, Georgia, South Carolina and North Carolina) and on some Pacific islands (e.g. the Galápagos Islands and Hawaii).
Wild zinnia (Zinnia peruviana) is regarded as an environmental weed in Queensland.
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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