Hypericum iwate-littorale

Perennial herb in Hypericaceae

Hypericum iwate-littorale is a species of flowering plant in the family Hypericaceae. Named for its habitat in the coastal regions of the Iwate Prefecture in Japan, the species is a perennial herb with bright yellow petals and many stamens. Described in 1937, it has at times been considered a synonym of Hypericum pseudopetiolatum. However, it was placed into the type section of the genus in 2003, with its similarities to Hypericum tosaense being noted.

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