Nature wields a paint brush more varied than any artist's brush. Bark textures of the many species of trees, and the colorful varieties of lichen that grow on them, are a visual treat. I think close-ups of these make great abstracts. Image c Lynda Lehmann.
Archival print, 8 x 10 on pro photo paper, matted acid-free to 11 x 14. Please feel free to ask about other sizes.