Treeless plain (5)
'treeless plain' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for steppe that I've seen before include "(Russian) grassy plain" , "plain territory" , "Dry area of grassland in southeast Europe and Siberia" , "Treeless plain of Russia" , "Dry grassy plain of central Europe" .)
'treeless plain' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for prairie that I've seen before include "Treeless grassy plain, in the old West perhaps" , "Great grassland area" , "Extensive US grassland" , "Continental grassland of N America" , "Grasslands" .)
'treeless plain' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for llano that I've seen before include "Treeless grassy plain in South America" , "Treeless area" , "Flat area" , "(South American) grassy plain" , "Grassy plain in South?America" .)