Habit: Stenandrium carolinae grows as an herb to 15 cm in height when in flower. The leaves are arranged in a basal rosette, up to 4 cm in length (including the petiole) and 1 cm wide, oblong to elliptic to lanceolate, with an obtuse to round leaf apex and slightly crenate margins. The leaves and stems are long haired pubescent. The adaxial surface has both large pustulate hairs and smaller non pustulate hairs and the abaxial surface has fewer hairs.
The complete, perfect, zygomorphic flowers are arranged in terminal spikes Each flower subtended by pubescent bracts. The calyx has 5, green unfused, linear, sepals that are slightly fused at their base. The corolla has 5 fused, pink petals in 2 sets (3 upper and side and 2 lower petals). There are 4 stamens fused to the corolla tube. The superior ovary has 2 locules and numerous ovules. The fruit is a capsule at maturity.
Habitat: Stenandrium carolinae grows along roadsides in sandy soil.
Distribution: Stenandrium carolinae is endemic to the Lucayan Archipelago and is known to occur in the Turks and Caicos Islands.
Medicinal/Cultural/Economic usage: Stenandrium carolinae is not known to be used medicinally in the Lucayan Archipelago.