Key to Tasmanian Dicots
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ASTERACEAE

Herbs
Not cushions
Stem leaves
Not Xanthium
Tube flowers
Thistles
Spiny leaves
Purple flowers
Not variegated
Not cottony

 
Stems with continuous spiny wings, flower heads long, hair-like scales between the florets,   Carduus



Flower heads with scales between the florets, stems without wings or with discontinuous wings
  Cirsium



 
University of Tasmania
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