monocotyledonous

例句：

1. 1. The plant is a monocotyledonous species.
   这种植物是一种单子叶植物。
2. 2. This species is known for its monocotyledonous flowers.
   这种物种以其单子叶花而闻名。
3. 3. Monocotyledonous plants are typically smaller and have fewer leaves than their dicotyledonous counterparts.
   单子叶植物通常比双子叶植物小，叶子数量也较少。