closeup on an emerging flowering bud of the european marsch thistle, cirsium palustre

asteraceae blossom cirsium color european flora magnification marsh nature plant biennial biology bloom blooming botanical botany bud closeup colourful common compositae daisy family detailed emerging flower flowering gardening green herb macro marsch natural outdoors outside palustre perennial pink purple single summer swamp teasel thistle wetlands wild wildflower wildlife