At WICA, this type typically occurs on lowermost slopes, often northerly. Shrub cover typically is sparse or absent. The herbaceous stratum is graminoid-dominated, with sunsedge the most abundant species. Poverty oatgrass often is present. Shrubs usually are sparse or absent.
Graminoid dominance can be variable even within stands.
Western wheatgrass may be sparse or even absent. This type needs better definition in the Black Hills. This type occurs on gentle to moderately-steep slopes of all aspects. Shrub cover is typically sparse. Little bluestem and other dry prairie graminoids such as side-oats grama dominate the herbaceous stratum.