(See quots.)

1

a. 1818.  M. G. Lewis, Jrnl. W. Ind. (1834), 251. Many years ago, a new species of grass was imported into Jamaica, by Mr. Vassal…. This nuisance, which is called ‘Vassal’s grass,’… has now completely overrun the parish of Westmoreland.

2

1885.  Lady Brassey, The Trades, 262. The greater part of it was a coarse-looking but sweet herbage, called Vassal’s grass.

3