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- Regional Noxious Weed
- tall, coarse, spiny thistle with large solitary flowerheads
growing to 2 metres or more in height; woody, branched stems with
spiny-margined wings; very large elliptic-shaped lower leaves grow
to 60 cm long by 30 cm wide; upper leaves are smaller with
irregularly toothed margins; very white hairy on undersurface;
purple flowers are borne singly on 3 to 5 cm long branches
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