Salix babylonica grown weeping willow cultivar is "Salix × sepulcralis" 'Chrysocoma', with bright yellowish branchlets. Peking willow is a popular ornamental tree in northern China, and is also grown for wood production and shelterbelts there, being particularly important around the oases of the Gobi Desert, protecting agricultural land from desert winds. The epithet "babylonica" in this Chinese species' scientific name "(S. babylonica)," as well as the related common names "Babylon willow" or "Babylon weeping willow", derive from a misunderstanding by Linnaeus that this willow was the tree described in the "Bible" in the opening of Psalm 137 (here in Latin and English
Salix matsudana this character is variable in many willows (e.g. crack willow "Salix fragilis" can have either one or two), so even this difference may not be a meaningful species distinction. Chinese willow has been introduced into many areas as an ornamental tree, including Australia, Europe and North America. A particularly popular cultivar of this species is "Salix matsudana" 'Tortuosa', the "Corkscrew willow" (also known as the Hankow willow, curly willow, dragon's claw, or globe willow), in which the branches and twigs grow in a spiral, twisting manner. As a result of the ornamental shape of the branches and twigs, this cultivar