1.Definition: annual of Mediterranean to Portugal having hairy stems and minutely spiny-toothed leaves and large heads of yellow flowers

Related Noun(s):cnicus benedictus, sweet sultan

Category: Plants

2.Definition: tall Old World biennial thistle with large clasping white-blotched leaves and purple flower heads; naturalized in California and South America

Related Noun(s):holy thistle, milk thistle, silybum marianum

Category: Plants