Karina I. Helm, a graduate of the University of California Santa Cruz's prestigious science illustration program, painstakingly created original illustrations for What Tree Is That? based on her extensive training in biology and art. Her work has been displayed in juried exhibitions throughout the country and has appeared in numerous publications. Karina also teaches visual art techniques at art and natural history centers in and around Lincoln, Nebraska.
Once you get the hang of following the guide, you can identify all trees.
Found this to be a great guide
It probably would be great for other regions, but down in Houston area, I think they mapped a bunch of the trees wrong, so it keeps saying it's totally different trees than it is... Read morePublished 3 months ago by Geoffrey F. Marsh
This guide worked for me. I need to begin the sketch the leaf so I focus on its detail. Still feel a need for a more comprehensive reference.Published 5 months ago by Franklin B. Mackenzie
The organization, layout, and contents are actually pretty good. I would give them either four or five stars. Read morePublished 7 months ago by LeeBo