Optimum row (1=S tip of US, 277=N tip of US, click on help above for map) and potential movement, in km of the latitudinal optimum for bigtooth aspen

FIA-Optimum	180
PRD-Optimum	179
GISS-Optimum	208
GISS-Movement	290N
GFDL-Optimum	0
GFDL-Movement	Extirpated
HAD-Optimum	0
HAD-Movement	Extirpated
UKMO-Optimum	0
UKMO-Movement	Extirpated
CCC-Optimum	0
CCC-Movement	Extirpated