Brief summary of bug

QSNOEVAP history output is incorrect.

General bug information

CTSM version you are using: release-clm5.0.15

Does this bug cause significantly incorrect results in the model's science? Yes, if QSNOEVAP is used for analysis

Configurations affected: All

Details of bug

In WaterfluxType.F90, QSNOEVAP is defined as:

this%qflx_ev_snow_patch(begp:endp) = spval
call hist_addfld1d (fname='QSNOEVAP', units='mm/s',  &
     avgflag='A', long_name='evaporation from snow', &
     ptr_patch=this%qflx_tran_veg_patch, set_lake=0._r8, c2l_scale_type='urbanf')

but last line should be:

     ptr_patch=this%qflx_ev_snow_patch, set_lake=0._r8, c2l_scale_type='urbanf')