| TNB | Temperature niche breadth |
| PNB | Precipitation niche breadth |
| TNBWL | Within-locality temperature niche breadth |
| PNBWL | Within-locality precipitation niche breadth |
| TNBRWL-S | The ratios of within-locality niche breadth to species niche breadth for temperature |
| PNBRWL-S | The ratios of within-locality niche breadth to species niche breadth for precipitation |
| TNPV | The niche position variances for temperature |
| PNPV | The niche position variances for precipitation |
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