grassland An area in which grasses (Graminae) are a significant component of the vegetation. ENVO ENVO:00000106 EcoLexicon:grassland FTT:259 FTT:760 FTT:766 GRASSLAND Geonames:V.GRSLD Grassland LTER:232 TGN:21604 TGN:54052 Wikipedia:Grassland down downland downs glade grassland grazing area herbaceous area range vegetated area