Milbert's Tortoiseshell (Aglais milberti) is a distinctive species with northern affinities, apparently occurring in Maryland only as a rare stray. It has been recorded from Allegany and from Carroll Counties, presumably originating from populations in Pennsylvania. Elsewhere in North America, this species ranges from the Mid-Atlantic through New England and into maritime Canada, through the boreal forest to Alaska, and westwards to the Pacific coast (Brock & Kaufman, 2003).
This species uses nettles (Urtica spp.) as larval hosts.
There are 2 records in the project database.
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