Fonds includes records relating to the Department of Plant Ecology's administration, teaching and research; extension work relating to the Saskatchewan Weed Survey; and correspondence with a variety of institutions and individuals. A series of minutes and correspondence relating to the Saskatchewan Committee on the Ecology and Preservation of Grasslands (established in 1935) documents the efforts to establish permanent reserves of significant grasslands in Saskatchewan. Records of the department and personal records of R.T. Coupland have often been intermingled; in particular, this fonds includes records relating to Coupland's research and other activities.