northern dune tansy

lightly hairy rhizomatous perennial having aromatic feathery leaves and stems bearing open clusters of small buttonlike yellow flowers; sand dunes of Pacific coast of North America

芳香のある羽状の葉と、小さなボタン状の黄色い花のまばらな房をつける茎を持つ、やや毛深い根茎性の多年草；北アメリカの太平洋岸の砂丘産