Life … Animals Arthropods Insects Butterflies and Moths Brush-footed Butterflies Purple Emperors Lesser Purple Emperor species 15,398 observations Lesser Purple Emperor Apatura ilia Field notes Supported by All 5 native plantssupport it in the US Caterpillar hosts Plants its caterpillars eat Grey Alder, Green Alder, Net-leaved Willow, Least Willow 5 Close
