quercetum

例句：

1. 1.The quercetum tree is one of the most popular ornamental trees in Europe.
   苦橙树是欧洲最受欢迎的观赏树种之一。
2. 2. The quercetum fruit is a delicious and healthy snack.
   苦橙果实是一种美味且健康的零食。
3. 3.The quercetum tree is known for its beautiful flowers and fruit.
   苦橙树因其美丽的花朵和果实而闻名。