description Baltimore Checkerspot Overview
The Baltimore Checkerspot (Euphydryas phaeton) is a North American butterfly species belonging to the Nymphalidae family, easily identified by its striking orange, black, and white wing patterns. It was designated the official state insect of Maryland in 1973 due to its shared colors with the state's founding Calvert family. The species relies heavily on the white turtlehead plant (Chelone glabra) in wetland areas as the primary host for its larvae.
help Baltimore Checkerspot FAQ
What is the scientific name of the Baltimore Checkerspot?
The Baltimore Checkerspot is Euphydryas phaeton, a North American butterfly in the family Nymphalidae. Its black, white, and orange pattern makes it one of the more recognizable checkerspots in its range.
Why is the Baltimore Checkerspot Maryland's state insect?
Maryland designated Euphydryas phaeton as its official state insect in 1973. Its orange and black coloring is often associated with the colors of the Calvert family and Maryland's flag.
Which plant do Baltimore Checkerspot caterpillars use?
White turtlehead, Chelone glabra, is a major host plant, especially for early larval stages in Maryland. Habitat loss affecting wet meadows and host plants has contributed to concern about some populations.
Where can Baltimore Checkerspots be found?
They are associated with wet meadows, marsh edges, and other habitats where suitable host plants grow. Regional populations can differ, including the Ozark subspecies Euphydryas phaeton ozarkae.
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