18 September 1988.
Illinois, United States
Locality: Pope Co., 8.7 mi. W. of Hwy 45 on Mossac Co. 400 N. 1.4 mi. W. of Smithland Locks and Dam, Ohio River turnoff.
Environment description: At edge of forest, beyond recent clearing; felled Coronaria with many new upright shoots.
Collector(s):