lady's-thistle
[ley-deez-this-uh l]
noun
a composite plant, Silybum marianum, of the Mediterranean region, having glossy, spiny leaves and purplish-red flower heads.
Origin of lady's-thistle
First recorded in 1545–55
Also called holy thistle, milk thistle.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019