Stock photography, photos: Verbena Bonariensis Stock photos of Closeup view of Verbena Bonariensis flower head. Photograph: © Warren Agee Click for a larger image and more information Keywords associated with this stock photo: bloom, botanic, blossom, flora, flower, garden, horticulture, verbena, bonariensis, perennial, annual, summer, red, purple, closeup, delicate, soft, beauty, elegance, graceful, warren agee, dsc2852