V31994 Big Bluestem Grass Flower Seed Heads in Summer in Minnesota Tallgrass Prairie by Pronghorn Productions in Grass , Plant 4k (4096x2160) – $59 Full HD (1920x1080) – $49 HD (1280x720) – $39 Add to Cart Checkout Added to cart Big Bluestem Grass Flower Seed Heads in Summer in Minnesota Tallgrass Prairie $59