Plant Listings

Ludwigia erecta

Ludwigia erecta (L.) H. Hara

Common Names: Primrose

Family: Onagraceae

Habit: Ludwigia erecta grows as a mostly glabrous annual herb up to 1 m in height. The stems are squarish, sometimes tinged with red at the angles. The leaves are arranged alternately, up to 12 cm in length and 2 cm wide, ovate to lanceolate, an entire margin and an acute/acuminate leaf apex.

The complete, perfect, actinomorphic flowers are arranged solitary in leaf axils and subtended by 2 bracts.  The calyx has 4 green, unfused sepals. The corolla has 4 unfused, yellow petals. There are 8 stamens. The ovary is inferior with 1 locules and numerous ovules.  The fruit is a square capsule.

Ludwigia erecta grows in and around Fresh Water Wetlands.

Ludwigia erecta occurs in the northern island groupings in the Lucayan Archipelago, Caribbean, Mexico, Central and South America, and the southern United States.  It is now invasive throughout Africa.

Medicinal/Cultural/Economic usage: Ludwigia erecta is not known to be used medicinally in the Lucayan Archipelago.

The leaves are edible.