Table 1: A summary of the parameters in the model, grouped into classes, their values, and their units. Values used were determined through exploratory analyses.

Class Parameter Value Units Niche relationships Overlap in elevation 0.75 Proportion Overlap in slope 0.79 Proportion Habitat suitability coefficient 1.26 — Mutations Rate of mutation ±0.33 Probability Mean 6 Niche units Standard deviation 4 Niche units Rate of rare mutation ±0.01 Probability Mean 25 Niche units Standard deviation 12 Niche units Long-distance dispersal Dispersers per breeding 7 Seeds A coefficient 500 Cells B coefficient 0.002 — Others Age of plants 12 — Cycles modeled 800 —