lady's-thistle
[ ley-deez-this-uh l ]
/ ˈleɪ dizˌθɪs əl /
noun
a composite plant, Silybum marianum, of the Mediterranean region, having glossy, spiny leaves and purplish-red flower heads.
Also called
holy thistle,
milk thistle.
Origin of lady's-thistle
First recorded in 1545–55