| AHZ | Amotape-Huancabamba zone |
| AICc | Akaike information criterion |
| BioClim | bioclimatic |
| BM | Brownian motion model of evolution |
| BMM Regime | two-rate BM model |
| BMM Geo | three rate BM model |
| DTT | disparity through time |
| EB | Early burst model |
| ER | ecological release model |
| LMF | lower montane forest |
| Ma | Million years ago |
| MCC tree | maximum clade credibility tree |
| MDI | morphological disparity index |
| MMF | middle elevation montane forest |
| MRCA | most recent common ancestor |
| Myr | million years |
| NRMSE | normalized root squared error |
| OU | Ornstein–Uhlenbeck model with a single optimum |
| OUM Geo | OU model with three optima |
| OUM Regime | OU model with two optima |
| PIC | phylogenetic independent contrasts |
| PCM | phylogenetic comparative method |
| PCO | Pleistocene climatic oscillations |
| pPCA | phylogenetic principal components analysis |
| SHIFT | a two-rate BM model |
| SLA | specific leaf area |
| UMF | upper montane forest |