Cesare da Sesto, “Study of a Tree” (n.d.), pen and ink over black chalk on blue paper, 392 x 265 mm. Royal Collection, Windsor (image via Web Gallery of Art) This week, The New York Times cheerfully ...

In my previous column on July 13, I got into tree terminology after a reader asked about arcane terms in tree physiology. This led me to list some of the terms arborists use in communicating with ...