Based on the provided reference, Abutilon has the most stomata among the listed plants.
Here's a breakdown of the plants with numerous stomata, ordered by abundance:
- Abutilon
- Ficus repens
- Phaseolus vulgaris
- Cucurbita Pepo
- Salvia involucrata
Therefore, Abutilon consistently demonstrates a higher density of stomata compared to the other plants in the reference list. Stomata density can vary based on environmental factors and specific plant varieties.