it is also at least possible that the description ( in the manuscript version only , p. 23 ) of tinuviel , on departing from huan , leaving 'the shelter of the trees ' and coming to 'a region of long grass ' is a first intimation of the great plain of ard-galen ( called after its desolation anfauglith and dor-nu-fauglith ) , especially if this is related to the passage in the typescript version telling of tinuviel 's meeting with huan 'in a little glade nigh to the forest 's borders , where the first grasslands begin that are nourished by the upper waters of the river sirion ' ( p. 47 ) .