Dirr’s Encyclopedia of Trees and Shrubs
https://au1lib.org/book/3378297/2669ad
https://au1lib.org/book/3378297/2669ad
A Leaf-by-Leaf Guide to Six Hundred of the World’s Great Trees https://au1lib.org/book/3701359/3e0196
What They Feel, How They Communicate https://au1lib.org/book/3674082/55ba1a
https://au1lib.org/book/609759/1f5f94