Baltimore Checkerspot Euphydryas phaeton (Drury, 1773)S2 (State rare)  -  Vulnerable  

Status:

The spectacularly-marked Baltimore Checkerspot (Euphydryas phaeton) is the state butterfly of Maryland. This breathtaking species is considered to be uncommon and local in distribution, but is recorded much of the state, except for most of the Eastern Shore. The flight period is in June (Butterflies of Maryland: A Biological Summary and Checklist by Lynn Davidson & Richard Smith).

Relationships:

Host plant is White Turtlehead. Has recently been found to be using the introduced English Plaintain (Plantago lanceolata) as a host in portions of the range.

There are 64 records in the project database.

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Baltimore Checkerspot in Allegany Co., Maryland (7/13/2016). Photo by Mark Johnson. (MBP list)

A Baltimore Checkerspot in Frederick Co., Maryland (6/22/2013). Photo by Annette Allor. (MBP list)

A Baltimore Checkerspot in Allegany Co., Maryland (7/13/2016). Photo by Mark Johnson. (MBP list)

A Baltimore Checkerspot in Carroll Co., Maryland (6/17/2007). Photo by Bill Hubick. (MBP list)

A Baltimore Checkerspot in Allegany Co., Maryland (6/18/2017). Photo by Josh Emm. (MBP list)

A Baltimore Checkerspot in Garrett Co., Maryland (7/1/2006). Photo by Bill Hubick. (MBP list)

A Baltimore Checkerspot caterpillar in Harford Co., Maryland (5/26/2013). Photo by Bonnie Ott. (MBP list)

Baltimore Checkerspots in Garrett Co., Maryland (6/18/2017). Photo by Josh Emm. (MBP list)

A Baltimore Checkerspot pupa in Montgomery Co., Maryland (6/17/2005). Photo by Beth Johnson. (MBP list)

A Baltimore Checkerspot caterpillar in Walworth Co., Wisconsin (6/16/2011). Photo by Corey Raimond. (MBP list)


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