Mercury, romeo and juliet, morning noon and night, day-noon-night, yesterday-today-and-tomorrow, royal purple brunfelsia, tree, bella union, lady of the night, christmas bloom, good night, paraguay jasmine, morning-noon-and-night or kiss me quick - Brunfelsia pauciflora is a species of flowering plant in the family Solanaceae, the nightshades. This specie is a bush or small tree with multi-colored flowers ranging from purple to white.