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Mexico Regional Overview| TABLE 24. PLANT DIVERSITY AND ENDEMISM OF MEXICO'S TERRESTRIAL HABITATS | ||
| Ecological zone |
Number of species (approx.) |
Number of endemic species (approx.) |
| 1 Humid tropical | 5000 | 250 |
| 2 Subhumid tropical | 6000 | 2400 |
| 3 Humid temperate | 3000 | 900 |
| 4 Subhumid temperate | 7000 | 4900 |
| 5 Arid/Semi-arid | 6000 | 3600 |
| 7 Aquatic | 1000 | 150 |
| Others | 2000 | 400 |