close up image of Silphium integrifolium deamii DEAM'S ROSINWEED at the James Woodworth Prairie Preserve - showing a single bloom at full open with detail of disk flowers blooming.
close up image of Silphium integrifolium deamii DEAM'S ROSINWEED at the James Woodworth Prairie Preserve - several flowers after blooming as seeds mature; one is beginning to show seed dispersal structures.
close up image of Silphium integrifolium deamii DEAM'S ROSINWEED at the James Woodworth Prairie Preserve - showing opposite leaf pairs that rotate 90 degrees as each pair goes up the stalk, giving this species its stiff, formal look.
close up image of Silphium integrifolium deamii DEAM'S ROSINWEED at the James Woodworth Prairie Preserve - showing two flower heads with many flower buds and three full open blooms.
field image of Silphium integrifolium deamii DEAM'S ROSINWEED at the James Woodworth Prairie Preserve - a stand at full bloom showing foliage that is unique and distinct.
close up image of Silphium integrifolium deamii DEAM'S ROSINWEED at the James Woodworth Prairie Preserve - a flower bud at open, prior to the emergence of either ray or disk flowers.
close up image of Silphium integrifolium deamii DEAM'S ROSINWEED at the James Woodworth Prairie Preserve - showing stalk as it begins to divide to create the flower head
close up image of Silphium integrifolium deamii DEAM'S ROSINWEED at the James Woodworth Prairie Preserve - a single bloom showing ray flowers and disk flowers; the central disk structure and color are unique among prairie flowers.This species is featured in the book Abundant Splendor: Wildflowers of the Tall Grass Prairie, which is now available for purchase. Contact frank@black-sweater-art.com for more information.