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habit (Photo: Rob and Fiona Richardson)
stems, flowers and immature fruit (Photo: Rob and Fiona Richardson)
close-up of flower (Photo: Rob and Fiona Richardson)
close-up of flower and immature fruit (Photo: Ros Shepherd)
the blue-flowered form of annual blue-eyed grass, Sisyrinchium rosulatum (Photo: Trevor James)
close-up of the flowers of annual blue-eyed grass, Sisyrinchium rosulatum (Photo: Trevor James)
the yellow-flowered form of annual blue-eyed grass, Sisyrinchium rosulatum (Photo: Sheldon Navie)
fruit of the yellow-flowered form of annual blue-eyed grass, Sisyrinchium rosulatum (Photo: Sheldon Navie)
Scientific Name
Sisyrinchium iridifolium Kunth
Synonyms
Sisyrinchium bermudiana L. (misapplied)Sisyrinchium micranthum Cav. (misapplied)
Family
Iridaceae
Common Names
blue eyed grass, blue pig-root, blue pigroot, blue-eyed grass, purple eyed grass, purple-eyed grass, spreading blue-eyed grass, striped rush leaf, striped rush-leaf
Origin
Native to South America.
Naturalised Distribution
Widely naturalised in southern and eastern Australia (i.e. in south-eastern Queensland, some parts of eastern New South Wales, Victoria, Tasmania, south-eastern South Australia and south-western Western Australia).
Also naturalised in New Zealand and south-eastern USA (i.e. Texas and Louisiana).
Notes
Blue pigroot (Sisyrinchium iridifolium) is regarded as an environmental weed in Victoria, South Australia and Western Australia.