Sentence:  Not even inspired vision ever saw sweeter fields arrayed in living green than these spangled meads which stretch out for miles on either side, and probably lead to "rivers of delight" just beyond those massive banks of beech and oaken and maple foliage, which frame the view in <WSD>smaragdine</WSD> opulence. 
Meaning of the word marked with <WSD> tags:  Having the colour of emeralds.