Greater Knapweed - Centaurea Scabiosa - Asteraceae, Asteracées. Centaurea Scabiosa Is A Perennial Plant Of The Genus Centaurea. It Is Native To Europe And Bears Purple Flower Heads.greater Knapweed Is Found Growing In Dry Grasslands, Hedgerows And Cliffs On Lime-Rich Soil. Upright Branched Stems Terminate In Single Thistle-Like Flowerheads, Each Having An Outer Ring Of Extended, Purple-Pink Ragged Bracts Which Form A Crown Around The Central Flowers. The Plant Has Deeply Dissected Leaves Which Form A Clump At The Base.

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asteraceae asteracées base bears blossom bracts branched centaurea central cliffs clump crown deeply dissected dry europe extended field flower flowerheads flowers food form found garden genus grass grasslands greater growing heads hedgerows herb knapweed lavender leaves lime-rich meadow native nature outer perennial petal plant prairie produce purple purple-pink ragged ring scabiosa shrub single soil stems terminate thistle-like upright vegetable wildflower