Common St. John’s wort, millepertuis commun Common St. John’s wort, millepertuis commun

Subspecies 4 (1 in the flora): introduced; Europe, Asia (sw Arabia, China, India, Mongolia, Siberia), n Africa; also introduced widely elsewhere.

Hypericum perforatum has been introduced into various parts of the world, including North America, where only subsp. perforatum is represented. The range of variation in the flora area is less than occurs in Europe, and signs of hybridization that are common there are absent in North America.

Lower Taxon

• Hypericum perforatum subsp. perforatum