Benson and Howell (1994) Hawkesbury-Nepean Catchment Vegetation Mapping - Explanatory Notes for the Moss Vale - Kiama 1:100 000 Vegetation Map Sheets. Composition and extent of the present natural vegetation within the Hawkesbury-Nepean catchment area found on the moss Vale and Kiama 1:100 000 map sheet is mapped and described in terms of structure and floristics. Methods consistent with other maps of Hawkesbury-Nepean catchment area published in Cunninghammia and provisional 1:100 000 map sheets prepared as part of the Hawkesbury-Nepean Catchment Vegetation Mapping project.