 The flowers have no pedicels (sessile) and the calyx is tubular-campanulate in shape, being slightly curved and 1.2 cm long.The calyx is glabrous except for the inside surface of the teeth, having 10 veins with the accessory veins inconspicuous.The 2–3 mm long calyx teeth are ovate-triangular in shape and are subequal or the posterior teeth larger, with rigid apices.