salix babylonica(n = noun.plant) babylonian weeping willow, weeping willow - willow with long drooping branches and slender leaves native to China; widely cultivated as an ornamental;
is a kind of willow, willow tree
is a member of genus salix, salix

genus salix, salix, salix alba, salix alba caerulea, salix alba sericea, salix alba vitellina, salix amygdalina, salix amygdaloides, salix arctica, salix blanda, salix candida, salix caprea, salix cinerea, salix discolor, salix fragilis, salix herbacea, salix humilis, salix lasiolepis, salix lucida, salix nigra, salix pendulina, salix pendulina blanda, salix pentandra, salix purpurea, salix pyrifolia, salix repens, salix sericea, salix sitchensis, salix triandra, salix tristis, salix uva-ursi, salix viminalis, salix vitellina