Photo: Verbena rigida 5.

Flowering tops. Gothenburg bot.g., Sweden. Planted. 2007-07-12.
Verbena rigida Spreng. Engl.: tuberous vervain. Deu.: Starres Eisenkraut, Steife Verbene, Steifes Eisenkraut. Suom.: siniverbena. Sven.: violverbena
Personal use? Non-commercial use? Commercial use? Read the Fine Print. Comments? Tell me.
Photo: Verbena rigida 5.