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''Rhododendron groenlandicum'' (bog Labrador tea, formerly ''Ledum groenlandicum'' or ''Ledum latifolium''),〔Kron, Kathleen Anne. & Judd, Walter Stephen. Systematic Botany 15(1): 67. 1990.〕 is a flowering shrub with white flowers and evergreen leaves that is used to make a herbal tea. It is a low shrub growing to (rarely up to ) tall with evergreen leaves long and broad. The leaves are wrinkled on top, densely hairy white to red-brown underneath, and have a leathery texture, curling at the edges. The tiny white flowers grow in hemispherical clusters and are very fragrant and sticky.〔Peterson, R. T. and McKenny, M. ''A Field Guide to Wildflowers Northeastern and North-central North America''.〕 It is found growing in northern latitudes around the world. In Europe, it occurs south to the Alps.〔Blamey, M. & Grey-Wilson, C. 1989. ''Illustrated Flora of Britain and Northern Europe''. Hodder & Stoughton, London.〕 It is reported from Greenland, as well as from every province and territory in Canada and in the northeastern and northwestern United States (New England, New York, Pennsylvania, Michigan, Wisconsin, Minnesota, Idaho, Washington, Oregon and Alaska). It grows in bogs and on wet shores, and sometimes on rocky alpine slopes. It is often used as a spice in dishes containing wild game. It is also used as flavoring in distilled spirits. For its traditional uses in herbal medicine, see Labrador tea. ==References== 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Rhododendron groenlandicum」の詳細全文を読む スポンサード リンク
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