Which of the following options is/are mismatched?
Water hyacinth - Stolon
The options given are vegetative propagules for the respective plants. The vegetative propagule of banana is a rhizome, potato is a tuber and onion is the bulb respectively. Water hyacinth (Eichhornia), however propagates vegetatively with the help of offsets and at a phenomenal rate and spreads throughout the water body in a short period.