In this guide, we’ll explore 37 fascinating types of willow trees , complete with pictures and identifying features. They are primarily found on moist soils in cold and temperate regions. Willow shrubs range from the small arctic and alpine species to the popular dappled willow. · there are over 400 species of deciduous willow plants belonging to the genus salix and the family salicaceae. · we showcase 16 different types of willow trees and look into their identifying features. Willows, also called sallows and osiers, of the genus salix, comprise around 350 species (plus numerous hybrids) of typically deciduous trees and shrubs. Most species are known as willow , but some narrow-leaved shrub species are called osier, and some broader-leaved species are referred to as sallow (from old english sealh. Learn about the different types you can grow in your yard. · willow trees are moisture-loving plants that have a variety of landscape and craft uses. · learning to identify the various types of willow trees can enhance your appreciation for their role in both ornamental and ecological landscapes. How many do you know about? Many willow shrubs are native to north america and are used in landscaping and hedges.