Sentence:  It is called "Orchard Lake," from the fact, that near the centre is an island embracing an area of about fifty acres of land, well <WSD>groved</WSD> with different kinds of shrubbery; and near the centre of this island stand a number of aged apple-trees, planted, perhaps, a century since by the hand of some Indian. 
Meaning of the word marked with <WSD> tags:  To cultivate in '''groves'''; to grow naturally so as to form groves.