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LITERATURE CITED Anngiosperm Phylogeny Group (APG). 1998. An ordinal classification for the families of the flowering plants. Annals of the Missouri Botanical Garden 85: 531-553. Angiosperm Phylogeny Group (APG II). 2003. An update of the Angiosperm Phylogeny Group classification for the orders and families of flowering plants: APG II. Botanical Journal of the Linnean Society 141: 399-436. Correll, D.S and M.C. Johnston, 1979. Manual of the vascular plants of Texas. University of Texas at Dallas, Richardson. Diggs, G.M. Jr., B. L. Lipscomb, and R. J. O’kennon. 1999. Shinner/s & Mahler’s Illustrated Flora of North Central Texas. Botanical Research Institute of Texas, Sida Botanical Miscellany No. 16, Fort Worth. Diggs, G.M.,, BL., M.D. Reed, and R. J. O'Kennon. 2006. Illustrated Flora of East Texas, Volume I. Center for Environmental Studies, Austin College, Sherman, Texas, and Botanical Research Institute of Texas, Sida, Botanical Miscellany No. 26, Fort Worth. Kartesz, J.T. 1999. A Synonymized Checklist and Atlas with Biological Attributes for the Vascular Flora of the United States, Canada, and Greenland. First Edition. In: Kartesz, J.T., and C.A. Meacham. Synthesis of the North American Flora, Version 1.0. North Carolina Botanical Garden, Chapel Hill, NC. |
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