salix caprea(n = noun.plant) florist's willow, goat willow, pussy willow - much-branched Old World willow having large catkins and relatively large broad leaves;
is a kind of sallow
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 babylonica, salix blanda, salix candida, 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