Three subspecies occur in Florida.  The subspecies ranges somewhat overlap.  Subspecies cruiseana is listed as Endangered by the State of Florida. In , Tolerance, Not salt tolerant of inundation by salty or brackish water. High. Can tolerate significant and ongoing amounts of salty wind and salt spray without i , Considertions, Becomes less than attractive after flowering. , Wildlife, Primarily wind dispersed, but small birds consume seed. , Habitat, Scrub, sandhills. , Did You Know?, Showy flowers Butterflies and bees including green metallic, sweat, leafcutter, bumble and mining bees (Florida Wildflower Foundation).

Useful in coastal restoration or retained along a coastal shoreline for stabilization. Salt marsh coastal stabilizer. Low dune stabilizer. Groundcove , Tolerance, Tolerant of frequent or regular inundation (usually areas with tidal inundation) High. Can tolerate significant and ongoing amounts of salty wind and , Habitat, Dunes, salt marshes, disturbed saline areas.

The species is hermaphroditic (monecious), meaning flowers have both male and female reproductive structures on the same plant. This is a near-endemic , Tolerance, Not salt tolerant of inundation by salty or brackish water. Low/no tolerance of salty wind or direct salt spray , Habitat, Marshes and swamps , Did You Know?, Showy flowers Bee pollinated.