purple thistle flowers grow in the mountains. thistle, pink-purple heads. ethnoscience.

asteraceae background beautiful beauty blessed bloom blooming blossom botanical botany bud cirsium closeup color colorful environment ethnoscience field flora floral flower flowers garden grass green grow head heads herb herbal leaf macro meadow medicine mountains natural nature petal pink pinkpurple plant prickly purple sharp silybum spines spiny summer thistle thorn thorny violet vulgare weed wild wildflower