bougainvillea bracts bright clambering-vine climbers color colored colorful colors colour coloured colourful colours cultivars evergreen flora flowering-plants flowers green greenery leaves ornamental-plants paper-flowers papery popular purple showy sprays spreading thin thorny vine vivid woody clambering vine flowering plants ornamental plants paper flowers background blooms climber clusters flower papery bracts texture textures white woody vine dark pink pink architectural architecture chinese concrete courtyard culture gilded characters gilt characters gray grey old orange potted plant