Dig deeper at SERNEC, a consortium of southeastern herbaria.
Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Lamiids: Lamiales
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Patrick D. McMillan pdmmmedia_brp2
Blue Ridge Parkway
Deep reddish purple flowers and dark purple floral bracts, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians.