Phylloclade:
1. It is an aerial stem or branch modification.
2. Here the stem is modified into a flat or cylindrical, succulent and green structure.
3. It arises in the axil of the leaf which falls off, leaving a scar.
ADVERTISEMENTS:
4. It bears succession of nodes and internodes at long or short intervals.
Example: Opuntia, Casuarina.
Cladode:
1. It is an aerial branch modification.
ADVERTISEMENTS:
2. Here the branch is also modified into a succulent, green, flat or cylindrical or leaf like structure.
3. May appear in cluster or singly in the axil of scale leaf.
4. It is a phylloclade of mostly one or rarely two internodes only .
Example: Asparagus, Ruscus.