fritillaria alkaloid

例句：

1. 1. The plant is native tothe southeastern United States.
   这种植物原产于美国东南部。
2. 2. Fritillariacomes in a variety of colors and sizes.
   泽泻有多种颜色和大小。
3. 3. The planthas been used for medicinalpurposes for centuries.
   这种植物自古以来就被用于药用。