What is the image of banana?

Banana and phoenix tree are similar in image meaning, and are often symbols of loneliness and sadness after parting. For example, Li Qingzhao's "Who planted banana trees in front of the window by adding words to pick mulberry seeds": "Who planted banana trees in front of the window filled the heart. Yin is full of heart and leaves are full of love. " ; Wu Wenying's "Tang Duoling": "Where to synthesize sorrow? Leave people's hearts to autumn. Plant a banana and it will be chilly if it doesn't rain. " ; Ge Shengchong's "Red Lips": "How many idle worries, dreaming of chasing banana rain"