1. Cataphylls are small, often reduced leaves that are typically found on the stem or buds of a plant.
（叶梢叶是一种通常位于植物茎或芽上的小型、常常退化的叶子。）

2. The cataphylls of the plant provide protection for the developing buds.
（该植物的膜叶为新生的芽提供保护。）