On Sun, 25 Apr 2021 15:18:33 -0400, jmcquown wrote:

> I do have a leaf blower and I blow stuff off the driveway. This time of
> year there are lots of brown squiggly things that fall from oak trees.
> Per Wiki, "They're called catkins, and they are the spent male flowers
> whose purpose is to shed pollen that is carried by the wind to female
> flowers."

Pine cones are catkins.

-sw