Modern dendrology is often focused on the identification of economically useful woody plants and their taxonomic relationships for industrial forestry endeavours, though the discipline is also useful for the conservation of rare or endangered species.

What is the study of wood?

Dendrology (Ancient Greek: δένδρον, dendron, "tree"; and Ancient Greek: -λογία, -logia, science of or study of) or xylology (Ancient Greek: ξύλον, ksulon, "wood") is the science and study of woody plants (trees, shrubs, and lianas), specifically, their taxonomic classifications.

Why do scientist study trees?

They need to study a wide variety of samples from different trees of the same species to have a representative sample for the area and to get a reliable picture of the area's climate conditions. ... Scientists core living trees to discern growth patterns over the lifespan of the trees, which is often several centuries.