Photo: Veronicastrum virginicum 9.

Flowering tops, purple flowers. Gothenburg bot.g., Sweden. Planted. 2007-07-12.
Veronicastrum virginicum (L.) Farw. Engl.: black root, Bowman's root, Culver's physic, Culver's root, physic root, tall speedwell, tall veronica, whorlywort. Deu.: Virginischer Ehrenpreis, Leptandra-Wurzel, Virginischer Arzneiehrenpreis. Suom.: virginiantädyke. Sven.: kransveronika. Bot. syn.: Eustachya alba Raf., Eustachya purpurea Raf., Leptandra villosa Raf., Leptandra virginica (L.) Nutt., Veronica virginica L.
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Photo: Veronicastrum virginicum 9.