Shale Barren Hawkweed Hieracium traillii Porter & Britton  Synonyms: Shale-barren Hawkweed, Shalebarren Hawkweed.

There is 1 record in the project database.

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Shale Barren Hawkweed blooming in Allegany Co., Maryland (5/30/2014). Photo by Jim Stasz. (MBP list)

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