pink flowering thistle cardus marianus or saint mary`s thistle silybum marianumon background of blurred greens. milk thistle

background blessed bloom blooming blossom blurred botanical cardus close closeup color flora flower flowering focus garden green greens herb herbal leaf macro marian marianum marianumon marianus mary marys medical medicinal medicine milk milkthistle natural nature pink plant prickles purple purposes saint selective sharp silybum spring summer thistle thorn thorny used valuable variegated weed wild wildflower