gtemp2. Note the data file is globtemp-el not
globtemp-one; the el stands for land.
data("globtempl")gtemp.
The differences are explained here: http://www1.ncdc.noaa.gov/pub/data/ghcn/v3/GHCNM-v3.2.0-FAQ.pdf.
globtemp, gtemp2, gtemp