background blooms bougainvillea bougainvillea glabra bracts climber evergreen flora flower flowers lesser bougainvillea paper flower papery bracts pink texture textures white woody woody vine bush bushes garden landscape landscaping plant plants spring thorny tree trees tropical vine vines above angles bougainvillea-glabra growth lesser-bougainvillea light paper-flower papery-bracts patio skylight woody-vine cascading color colored colorful colour coloured colourful decorative prolific purple shrubbery wall wall-cover