Lumnitzera racemosa Willd. (Kulasi, White-flowered mangrove)
Kulasi is a tree reaching a height of 18 meters, flowering when 1 meter high or less. Air-roots are few in number. Leaves are fleshy, green, shining, narrowly obovate, 2.5 to 7 centimeters long, with rounded and notched tip and pointed base. Flowers are bright scarlet, about 8 millimeters long. The calyx is oblong-cylindric, green, 5 to 6 millimeters long, and short-toothed. Petals are white, oblong, about 4 millimeters long. Stamens are 10, as long as the petals. The fruit is green, woody, oblong, 1.5 to 2 centimeters long, and crowned by persistent calyx-rim, containing a single seed.
Studies have suggested antibacterial, antioxidant, cytotoxic, hepatoprotective, antihypertensive , antiplasmodial, phytoremediative, antiangiogenic, anti-inflammatory properties.