1. A tall perennial herb having spikes of small white or purple flowers; common in eastern North America
   - Culvers root, Culver's physic, Culvers physic, whorlywort, Veronicastrum virginicum

Type of: asterid dicot genus

Part of: family Scrophulariaceae, figwort family, foxglove family, Scrophulariaceae

Encyclopedia: Culver's root

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