slipper flower or devils backbone houseplant

background beautiful botanical botany bright area closeup decoration devil's backbone environment euphorbia euphorbiaceae flora foliage fresh full sun garden genus green leaves growth herb houseplant indoor japanese poinsettia leaf milkbush natural nature organic ornamental perennial plant pot potted redbird cactus room corner shrub slipper flower slipperplant species spring spurge succulent summer tropical unique white zig zag zigzag stems tithymaloides