United States: Missouri: St. Louis County. St. Louis; Missouri Botanical Garden, 4344 Shaw Boulevard (main entrance; garden runs S to Magnolia Avenue, W to Alfred Avenue, E to Tower Grove Avenue). Common throughout the garden, but these pieces collected just south off-property on a 7-acre tract sold decades ago to the National Garden Clubs. Very large tree (over 30 m tall); bark thick, gray, with deep furrows; wind-blown branches on ground; most fruits still green (dehiscing during drying). Native to eastern North America.