The document is a spreadsheet created by Tim Moret, Liz Moore, and Hilary Sueoka for the University of Colorado at Boulder housing department. The spreadsheet lists 123 drought-tolerant plant species that could be used for xeriscaping on campus to conserve water according to the university's sustainability goals. It includes categories of information about each plant and links to photos online. The spreadsheet is intended as a dynamic resource that can be updated and customized for the housing department's landscaping needs over time.