United States, Tennessee, Marion, West on Hwy27 towards Powells Crossroads. 4.0 miles past Kellys Ferry Road to Choctow Road. Left on Choctow to Game Reserve Road. 0.3 of a mile on Game to Tower Drive. 13.4 miles S on Tower to it's terminus. Specimen found on sandstone cliff bluffs near the road. Site in Prentice Cooper State Forest.