| 5382433 |
honeylocust leafhopper |
Macropsis fumipennis |
Insects and damage to foliage |
| 0758083 |
beech scale |
Cryptococcus fagisuga |
Beech tree with chlorotic foliage, a symptom of beech bark disease. |
| 0758084 |
beech scale |
Cryptococcus fagisuga |
Close up of scale insect, Cryptococcus fagisuga on beech bark. |
| 0758082 |
beech scale |
Cryptococcus fagisuga |
Bark of American beech with symptoms of beech bark disease. |
| 1428103 |
European elm scale |
Eriococcus spuria |
on the Colorado State University campus covered with black sooty mold indicative of infestation by European elm scale. |