A survey of the vascular flora of Poinsett County, Arkansas was made over a period of 13 months. The fifteen field trips taken were planned to include representative soil associations and geographic areas within the county. Three hundred sixty-three species and varieties from eighty-three families were collected or examined.
Johnson, Michael I.
"Survey of the Vascular Flora of Poinsett County, Arkansas,"
Journal of the Arkansas Academy of Science: Vol. 25
, Article 15.
Available at: http://scholarworks.uark.edu/jaas/vol25/iss1/15