Rheum rhabarbarum ポスト Scientific nameRheum rhabarbarumAliasRheumPlace of originPlace of floweringFlowering season What is OrderFamilyGenusSpeciesType of flowerArray of flowerPetal shapeLeaf typeEdge of the leafLife typeFlower colorsColors of the leavesGreenFruit colorGreenHeight ~ cmDiameter of flower ~ cm Random flowersRhododendron quinquefoliumStar MagnoliaGladiolus tristisKiku 'Susono no Tsuki'Aka-Shide(Hornbeam)Edible burdock