- Plant: Purple Turtlehead (Chelone obliqua)
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- Info: Bloom / September 1, 2022 / Southern Pines, NC (Boyd House garden) / License: All rights reserved
- Caption: Purple Turtlehead # 100 nn; RAB p. 946, 166-13-3; AG page 38175-6-2; LHB page 892, 179-9 —?, "Greek, 'tortoise', the corolla resembling a turtle's head."