This species has a restricted range. It grows in serpentine soils in the Teshio area of Hokkaido, Japan. Differs from P. jesoana by the slender habit and flower color. Flowers are exannulate, campanulate and usually white. A pink form is known as P. takedana f. roseum and if you have a reference for this name or image, please contact the webmaster. More hairy plants may have lobes which are doubly emarginate. If you have an image of this species in the wild, please contact the webmaster. あなたは野生で、この種のイメージを持っている場合は、ウェブマスターまでご連絡ください