**Click on Image to Enlarge**
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C. rubiginosa adult and pupa |
C. rubiginosa larva |
Cassida rubiginosa (leaf feeder) |
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C. rubiginosa larva |
C. rubiginosa pupa case |
Seed dispersal --Canada blooms |
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C. rubiginosa larva |
Cassida rubiginosa (leaf feeder) |
Cassida on Canada Thistle |
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Canada thistle |
Canada thistle in bloom |
Cassida rubiginosa defoliation |
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Galls on Canada thistle caused by Urophora cardui |
Urophora cardui adult fly |
Canada thistle infestation |
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Dr. L. T. Kok, Professor of Entomology, Virginia Tech, Blacksburg, VA