Sparsely- or un-vegetated habitats on mineral substrates not resulting from recent ice activity

Accumulations of sand, boulders, stones, rock fragments, pebbles or gravels, unvegetated, occupied by lichens or mosses, or colonized by sparse herbs or shrubs. Included are inland dunes, moraines and drumlins originating from glacial deposition, sandar, eskers and kames resulting from fluvio-glacial deposition, block slopes, block streams and block fields constructed by periglacial depositional processes of downslope mass movement, ancient beach deposits constituted by former coastal constructional processes. Excludes mobile screes (H2) and deposits originating from eruptive volcanic activity (H6).