Hemlock Water Dropwort

 Earlier in the year, wet ditches and streamsides were home to a lot of this vigorous plant.

It looks like no other .. .. ..

.. .. .. with its slightly blue-green, lobed foliage.

Now that it's in bloom  .. .. ..

.. .. .. you can identify it with its cluster of white drumsticks.

Hemlock Water Dropwort - distinctive and very poisonous.