Photo: Physostegia virginiana 7.
Flowerspike. The single flowers are very obedient: you can move them to either side, on the stalk, and they'll stay where you put them. Kew Garden, London, UK. Planted. 2005-09-12.
Physostegia virginiana (L.) Benth.
Engl.: false dragonhead, obedient plant, bastard fox-gloves, Virginian fox-gloves.