Oliver Myles Freeman
…Nevada. Washington, D.C.: Division of Plant Explrationa and Itroduction, Bureau of Plant Industry, U.S. Department of Agriculture. https://archive.org/details/menthaceaeofneva20free SOURCES 1. “Oliver Myles Freeman” www.pwrc.usgs.gov/resshow/perry/bios/FreemanOliver.htm accessed on 26 November, 2018….