Goat Willow Taken at Baron's Haugh on 29th March 2019 using Panasonic Lumix LX5 in macro mode. Goat Willow. Species: Order: Family: Habit: A.K.A. Salix caprea. Malpighiales. Salicaceae. Deciduous shrub. Habitat: Height: Feature: Wet places such as riverbanks and lake shores and in some drier places where the ground has been disturbed. 6-12 mts Has male and female flowers called catkins produced in early spring. Tannin and Salicin can be extracted from the bark but the tree is not a good timber source and the wood is not strong and does not burn easily. In some parts of Eastern Europe the willow shoots are used as a replacement for palm branches on Palm Sunday religious festivals.