thistle is the common name of a group of flowering plants characterised

flower plant thistle nature thorn background natural medicine silybum herb herbal blossom medicinal scottish wild isolated bud purple marianum leaf milk floral scotch vector green health white vintage marian closeup branch scotland healthy symbol stencil flora gaelic botany botanical pink weed carduus macro seed burdock field common name group flowering plants characterised leaves sharp prickles margins family asteraceae asteraceae