Bee & butterfly plant.

RHS. (1999). Dictionary of Gardening, RHS. Huxley, T p.140

Asia-Temperate, Caucasus, Transcaucasus

Asia-Temperate, Caucasus, North Caucasus

Asia-Temperate, China

Asia-Temperate, Middle Asia, Kazakhstan

Asia-Temperate, Middle Asia, Kyrgyzstan

Asia-Temperate, Middle Asia, Tadzhikistan

Asia-Temperate, Middle Asia, Turkmenistan

Asia-Temperate, Middle Asia, Uzbekistan

Asia-Temperate, Siberia

Asia-Temperate, Russian Far East

Asia-Temperate, Western Asia, Cyprus

Asia-Temperate, Western Asia, Turkey

Europe, Eastern Europe, Belarus

Europe, Eastern Europe, Baltic States

Europe, Eastern Europe, Northwest European Russia

Europe, Eastern Europe, South European Russia

Europe, Eastern Europe, Ukraine

Europe, Middle Europe, Austria

Europe, Middle Europe, Belgium

Europe, Middle Europe, Hungary

Europe, Middle Europe, Netherlands

Europe, Middle Europe, Poland

Europe, Middle Europe, Slovakia

Europe, Middle Europe, Switzerland

Europe, Northern Europe, Denmark

Europe, Northern Europe, Great Britain

Europe, Northern Europe, Ireland

Europe, Northern Europe, Sweden

Europe, Southeastern Europe, Albania

Europe, Southeastern Europe, Bulgaria

Europe, Southeastern Europe, Greece

Europe, Southeastern Europe, Italy

Europe, Southwestern Europe, France

Europe, Southwestern Europe, Portugal

Europe, Southwestern Europe, Spain

Europe, Southeastern Europe, Romania