homopteran, homopterous insect - insects having membranous forewings and hind wings

aphid - any of various small plant-sucking insects

adelgid - any of various insects that feed and form galls on conifers

grape louse, grape phylloxera, Phylloxera vitifoleae - destructive to various grape plants

jumping plant louse, psylla, psyllid - small active cicada-like insect with hind legs adapted for leaping; feeds on plant juices

oak blight - a black plant louse that lives on oaks and dogwoods