species 724 observations
Striped Alder Sawfly
Hemichroa crocea
Field notes
Hemichroa crocea, the striped alder sawfly or banded alder sawfly, is a species of sawfly in the family Tenthredinidae. It is probably native in Europe and has been introduced to North America. The larvae feed on the foliage of several species of alder and sometimes on birch, hazel and willow.
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16
native plants
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Range
Greener is more native, amber more introduced; paler is less certain. How this was decided