Crataegus pinnatfda的用法和樣例：
例句
- Chemical constituents from leaves of Crataegus pinnatifida Bge.
山楂葉的化學成分。 - Any of various usually thorny trees or shrubs of the genus Crataegus having clusters of white or pinkish flowers and reddish fruits containing a few one-seeded nutlets.
山楂一種山楂屬喬木或灌木，通常帶刺，有白色或粉色花簇和微紅色內有一些單籽小核的果實。
