poinsettia strain(n = noun.animal) bemisia tabaci, superbug - a strain of pest accidentally imported into Florida from the Middle East then spread to California where it is a very serious pest feeding on almost all vegetable crops and poinsettias;
is a kind of sweet-potato whitefly
is a member of bemisia, genus bemisia

cotton strain, japanese poinsettia, mental strain, nervous strain, poinsettia, strain, strain gage, strain gauge