Stock photography, photos: Sunlit Puff Ball Stock photos of A close-up of a daisy puff ball backlit by the sun. Bluestem Prairie Scientific and Natural Area, Minnesota. Photograph: © Matthew Thalman Click for a larger image and more information Keywords associated with this stock photo: daisy, puff ball, puffball, backlit, sun, flower, plant, America, Bluestem Prairie, Bluestem Prairie SNA, Minnesota, North America, Scientific & Natural Area, Scientific & Natural Areas, United States, United States of America, US, USA, close-up