At a quick glance, you might mistake this style of fencing for the picket style....
David Beaulieu
Picture of picket fencing using the square board style.
But if you look closely, the "rungs" of this fencing do not consist of boards wider than they are thick, as is the case with picket fencing. Instead, they are 2 inches wide x 2 inches deep. Although some folks nonetheless refer to them as "pickets," I prefer to term them, "balusters," in order to draw a distinction. In the example shown in this fence picture, the balusters are essentially squared pegs that come to a point -- i.e., they are very plain. In the next landscaping photo, you'll see an example of a different type of baluster....