What does Wei Zi's diary mean?

Wei Zi's diary is Wei Zi's observation diary.

Osmanthus fragrans is a dicotyledonous flower of Lagerstroemia, which is native to southern Asia and northern Australia. Lagerstroemia indica has beautiful tree shape, smooth and clean trunk, rich and gorgeous colors, dense and elegant flowers, lush foliage, bright colors and numerous spikes.

The observation diary of Osmunda japonica is to record the flowering process of Osmunda japonica in the form of a diary.