1. Pinyin of Yujia: [yú jiá]. The elm pod is also called elm money, which is the seed of the elm tree. Because it resembles the ancient stringed hemp money, it is named elm money.

2. The newly born elm money is crispy, sweet and soft, fragrant and refreshing, and because it is homophonic with "surplus money", villagers plant elm trees in front of and behind their houses to win praise.