Literature Reference: From afar, I know my brothers ascend the heights, wearing dogwood, missing one among them. Source from 'Thinking of My Brothers on the Double Ninth Festival'.
茱:
Shrub or small tree. Symbolizing an iron will, and signifying the robust health and vitality of children.
萸: [Zhuyu] See "Zhu." A shrub or small tree whose fruit is used for medicinal purposes. There is also the Evodia rutaecarpa, a shrub whose flower buds are used medicinally.
Meaning: Dogwood symbolizes longing and reunion, often used to express deep affection for loved ones.