ageratum houstanianum. purple flowers of flossflower, bluemink, blueweed.

ageratum asteraceae autumn background beauty billy bloom blooming blossom blue bluemink blueweed botany bouquet close closeup color colorful common conyzoides decorative detail field flora florist floss flossflower flower flowers foot garden gardening goat green greenhouse herbaceous houstanianum houstonianum meadow mexican mink nature ornamental paintbrush park petal pink plant purple pussy shop summer violet weed