A treeless grassy plain.

Roget 367: vegetable, vegetable kingdom; flora, verdure.    plant; tree, shrub, bush; creeper; herb, herbage; grass.    annual; perennial, biennial, triennial; exotic.    timber, forest; wood, woodlands; timberland; hurst^†, frith^†, holt, weald^†, park, chase, greenwood, brake, grove, copse, coppice, bocage^†, tope, clump of trees, thicket, spinet, spinney; underwood, brushwood; scrub; boscage, bosk^†, ceja [Sp.], chaparal, motte [U.S.]; arboretum etc. 371.    bush, jungle, prairie; heath, heather; fern, bracken; furze, gorse, whin; grass, turf; pasture, pasturage; turbary^†; sedge, rush, weed; fungus, mushroom, toadstool; lichen, moss, conferva^†, mold; growth; alfalfa, alfilaria^†, banyan; blow, blowth^†; floret^†, petiole; pin grass, timothy, yam, yew, zinnia.    foliage, branch, bough, ramage^†, stem, tigella^†; spray etc. 51; leaf.    flower, blossom, bine^†; flowering plant; timber tree, fruit tree; pulse, legume.    ... show more

Roget 344: plain, table-land, face of the country; open country, champaign country^†; basin, downs, waste, weary waste, desert, wild, steppe, pampas, savanna, prairie, heath, common, wold^†, veldt; moor, moorland; bush; plateau etc. (level) 213; campagna^†; alkali flat, llano; mesa, mesilla [U.S.], playa; shaking prairie, trembling prairie; vega [Sp.].    meadow, mead, haugh^†, pasturage, park, field, lawn, green, plat, plot, grassplat^†, greensward, sward, turf, sod, heather; lea, ley, lay; grounds; maidan^†, agostadero^†.    ... show more

Dutch: grasvlakte, prairie
Polish: preria