Smooth Bark Trees. Most times, you will see small plates of bark on the tree that looks a lot like camouflage. I gather together photos of trees with smooth, unbroken bark, which become my first bark type.
This is a younger tree. Trees with smoother bark are better at repelling attacks by mountain pine beetles, which have difficulty gripping the slippery surface, according to a new study by the university of colorado boulder. These are actually gaps in the bark's. For example ash trees have smooth bark when young but very ridged bark when old.
Barks from large leaves lime to sweetgum.
Native trees attract native insects, which in turn attracts native birds who feed on these insects creating a thriving and sustainable ecosystem. Trees with this type of bark often look like they don't have bark. The color of smooth bark trees is usually a light tan or whitish color. I've seen beech trees sadly defaced by obscenities, carved with a knife into the smooth bark on the tree trunks.