Definition
phylloclade
noun
- A flattened or leaf-like stem that functions as a leaf in photosynthesis, found in certain plants such as cacti and asparagus ferns.
Usage: botanical term; also called cladode
Examples
- The phylloclade of the Christmas cactus is actually a modified stem, not a true leaf.
- Many succulent plants use phylloclades to reduce water loss in arid environments.
- The flat, green structures on the asparagus fern are phylloclades that perform photosynthesis.
- Botanists distinguish between phylloclades and true leaves by examining their internal structure.
- The phylloclade allows certain plants to thrive in dry climates where large leaves would be disadvantageous.