Tree Family Salicaceae - Willows and Poplars There are only two genera in this family, Salix (willows), with about 300 species, and Populus (poplars), with barely 40 species. Salicaceae are found throughout the temperate parts of the world, with the majority of species occurring in the north.; Both willows and poplars have a strong affinity for water, and are commonly found near ponds and along watercourses.  Please select a thumbnail for more and larger images and information on each species.

Black Willow Salix nigra	Golden Weeping Willow Salix alba 'Tristis'
Populus heterophylla Swamp Cottonwood	Eastern Cottonwood Tree Populus deltoides	White Poplar Tree Populus alba	Populus balsamifera Balsam Poplar