Literature Reference: 女贞之木，四时常青。——《本草纲目》 The ligustrum tree remains evergreen throughout the seasons. Source from 'Compendium of Materia Medica'.
女:
贞: Loyalty and steadfastness. Often used in conjunction with unwavering devotion, it signifies remaining true to one's cherished principles with resolute determination.
Meaning: The ligustrum, an evergreen plant, symbolizes resilience and enduring virtues.