CENTRAL FLORIDA CRITTER OF THE DAY: Red-waisted Florella Moth (Syngamia florella)
a diurnal flower moth.
Larval host in my yard is likely (WOODLAND FALSE BUTTONWEED) Spermacoce remota
Larval hosts as listed in the HOSTS database are: Spermacoce brachysepala (apparently not found in Florida) and S. tetraquetra (PINELAND FALSE BUTTONWEED) a Florida native plant.
Additional Host noted at bugguide.net is
Spermacoce laevis (Rubiaceae) which is an excluded name for Spermacoce remota (WOODLAND FALSE BUTTONWEED) which occurs naturally at my place.
Shown on Florida Native Plant: Bidens alba