Silybum marianum

Noun

1.

Silybum marianum - tall Old World biennial thistle with large clasping white-blotched leaves and purple flower heads; naturalized in California and South America Synonyms: blessed thistle, holy thistle, lady's thistle, Our Lady's mild thistle, milk thistle

blessed thistle, genus Silybum, herb, herbaceous plant, holy thistle, lady's thistle, milk thistle, Our Lady's mild thistle, Silybum