- any of various related insects having similar habits.
Origin of plant louse
Examples from the Web for plant louse
Historical Examples of plant louse
Perhaps the first battle will have to be fought with the aphis, or plant-louse.ABC of Gardening
Eben Eugene Rexford
Although the honeydew does not come from the little tubes on the back of the plant-louse, yet those tubes have their uses.
On the 4th of August, about one o'clock in the afternoon, I put into solitary confinement a plant-louse of the third generation.
The Red Ant (Formica rufa) is singularly adroit in seizing the droplet left it by the plant-louse.
On one of these leaves he placed a plant-louse, which was born under his own eyes, of a wingless mother.
- another name for an aphid
- jumping plant louse any small active cicada-like insect of the homopterous family Psyllidae (or Chermidae), having hind legs adapted for leaping, and feeding on plant juices