Dean Gulstad:
Winter ash tree at twilight
Dean Gulstad:
Winter bur oaks at twilight
Dean Gulstad:
Mallard pair
Dean Gulstad:
Lemon lichen on a bur oak
Dean Gulstad:
Green ash samaras
Dean Gulstad:
Green ash flower buds
Dean Gulstad:
Nailhead in a step
Dean Gulstad:
White spruce female cones
Dean Gulstad:
Sumac fruit
Dean Gulstad:
Ground ivy
Dean Gulstad:
Cedar shakes
Dean Gulstad:
Picnic table detail
Dean Gulstad:
Cooking grate
Dean Gulstad:
Lichen on an ash tree
Dean Gulstad:
Ash bark patterns
Dean Gulstad:
Bur oak leaves
Dean Gulstad:
Bur oak bark
Dean Gulstad:
Bur oak knot
Dean Gulstad:
Bur oak buds