Summary ³

Plebejus acmon, the Acmon blue, is a North American butterfly. It ranges mainly in California but can be seen north to Oregon and south through Baja California. The tops of the wings are blue with dark edges in males and brown in females. Its underside is white with black spots for both sexes with a red-orange band on the hindwing. Adults feed on nectar while caterpillars can feed on buckwheats, lupines, trefoils, and milkvetches.

Host Plants ⁴

Various species of buckwheats (Eriogonum nudum), lupines (Lupinus), trefoils (lotus), and milkvetches (Astragalus).
http://mariposa-county-butterflies.blogspot.com/2014/04/butterfly-garden-project-acmon-blue.html

Sources and Credits

1. (c) Josie, all rights reserved, uploaded by Josie
2. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA), http://www.flickr.com/photos/7457894@N04/2832103964
3. Adapted by Josie from a work by (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Icaricia_acmon
4. (c) Josie, some rights reserved (CC BY-SA)

More Info

• iNat taxon page
• Animal Diversity Web
• Biodiversity Heritage Library
• BOLD Systems BIN search
• BugGuide
• Butterflies and Moths of North America
• CalPhotos
• CUIC Insect Images
• Global Biodiversity Information Facility (GBIF)
• HOSTS - a Database of the World's Lepidopteran Hostplants
• Moth Photographers Group
• NatureServe Explorer 2.0
• Pacific Northwest Moths

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