small `myrtillocactus geometrizans` cactus houseplant in flower pot on white background

background bluish botanic botanical botany cactaceae cacti cactus cereus closeup column cylindrical decorative dry exotic flora flower fresh gardening geometrizans green grow growing growth hedge home houseplant indoor isolated myrtillocactus natural nature ornamental pilosocereus plant plantae pot potted prickly short small stems succulent thorn tropical white