flat leaves kept to lower portion of the stems; >6mm between flowers; auricles ~2mm; growing along an irregularly used woodland road/trail seasonally wet.
UV flashlight survey in restored pitch pine - scrub oak barrens habitat
Stipules widening upwards, thorns at nodes, etc.
Probably 12+ plants in 20 ft x 20 ft area.
Going with propinquum based on the stems not clustered as in bicknelli and small stature. Each stem is separate. No cleistomagous flowers to observe at this time to follow Haines treatment but will revisit.