This subspecies has a broad distribution that extends west into Texas and north into northern New England.  It is found broadly but sporatically in Fl , Tolerance, Tolerant of occasional/brief inundation such as can occur in storm surges. High. Can tolerate significant and ongoing amounts of salty wind and salt , Wildlife, Birds and small mammals eat the seeds. , Habitat, Beach dune. Disturbed sandy areas both near the coast and inland. , Did You Know?, Showy flowers Primarily pollinated by bees.

Requires a reliable cold period to persist. In most of Florida it can be treated as an annual in gardens. Listed as Endangered by the State of Florida , Tolerance, Not salt tolerant of inundation by salty or brackish water. Some tolerance to salty wind but not direct salt spray. , Considertions, The further south you go, the more short-lived this species gets.  Except in extreme north Florida, treat as an annual or at least don't assume that i , Wildlife, Small birds and small mammals consume the seed. , Habitat, Upland glades, openings in upland mixed forests on calcareous soils. , Did You Know?, Showy flowers Attracts many pollinators, especially bees.

Based on the BONAP range map, this species is a "near endemic" -- it occurs only in the panhandle and a 3 counties in southern Alabama. At this time, , Tolerance, Unknown Unknown , Wildlife, Small birds eat the seed. , Habitat, Wet flatwoods, bogs, savannahs, prairies , Did You Know?, Showy flowers Nectar plant for many butterfly species but also visited by other native insect pollinators.