|Locality:||United States. Tennessee. Marion: West on Hwy27 towards Powells Crossroads. 4.0 miles past Kellys Ferry Road to Choctow Road. Left on Choctow to Tower Drive. 6.7 miles S on Tower. Specimen found approx. 60ft. W from the gravel road in a large mtn. pond/bog. Site in Prentice Cooper State Forest.