silybum marianum cardus marianus, milk thistle, blessed milkthistle, marian thistle, mary thistle, saint mary`s thistle,

andalusia asteraceae background biology blossom botany branch closeup detail flora flower flowered fresh green heal healthy hepatic herb huelva infusion isolated leaf macro medicinal medicine natural nature nigh outdoor photography plant pointed pollen purple quite regeneration release spain spiked spring standing stem straight thistle tree view white