What is the moral of Huilanzhi's letter?

China idiom Cymbidium hybridum, pinyin is Huτxτnτnτzhτ, which means heart like grass and essence like orchid. Metaphor is a woman's pure heart and elegant personality.

From Jiqi Xifu, Wang Zian

Hui Helan: They are all very common names. Heart like grass, essence like orchid. Metaphor is a woman's pure heart and elegant personality.