Publications

Check my CV for a full list of publications but here are some for you to peruse:

Allen, C & W.M. Knapp 2014. More than a ‘Pygmy’ discovery. The Plant Press

                        Smithsonian Museum of Natural History. Vol 17(1): 9

                        http://botany.si.edu/pubs/plantpress/vol17no1.pdf

Maryland Botanical Working Group Report: for the Governor and the General Assembly of Maryland concerning the preservation of Maryland’s Botanical Heritage. 15 Jan 2014.    http://nmnh.typepad.com/files/vol17no1.pdf

Knapp, W.M. & W.A. McAvoy. 2012. Sphagnum cyclophyllum New to Delaware and Maryland. Evansia 29(4): 101-103. http://www.dnrec.delaware.gov/fw/NHESP/Documents/Sphagnum%20cyclophyllum,%20New%20to%20Delaware%20and%20Maryland_%20Dec%202012.pdf

Sorrie, B.A., W.M. Knapp, L.D. Estes, & D.D. Spaulding. 2012. A new Sisyrinchium (Iridaceae) from cedar glades in northern Alabama. Journal of the Botanical Research Institute of Texas. 6(2):323-329
            http://www.hort.net/lists/iris-species/nov12/msg00012/323JBRIT62_SorrieEtAl_Sisyrinchium.pdf

Naczi, R.F.C., W.M. Knapp, & W.W. Thomas. 2012. Rhynchospora marliniana (Cyperaceae), a new species of Rhynchospora sect. Plumosae, from northern Central America and southeastern North America (Cyperaceae), Kew Bulletin 67:1-8. 
            http://link.springer.com/article/10.1007%2Fs12225-012-9416-y

Knapp, W.M., R.F.C. Naczi, W.D. Longbottom, C.A. Davis, W.A. McAvoy, C.T. Frye, J.W. Harrison, & P. Stango III. 2011. Floristic Discoveries in Delaware, Maryland, and Virginia. Phytoneuron. 2011-64:1-26.
             http://www.phytoneuron.net/PhytoN-FloristicDelaware.pdf

McAcoy, W.A., W.M. Knapp & L.T. Biechele. 2011. An annotated Checklist of Liverworts and Hornworts of the Delmarva Peninsula. Torrey Botanical Society, 138 (2): 239-251.
      http://www.dnrec.delaware.gov/fw/NHESP/Documents/An%20Annotated%20Checklist%20of%20the%20Liverworts%20and%20Hornworts%20of%20the%20Delmarva%20Peninsula,%202011.pdf
            

R.F.C. Naczi, W.M. Knapp & G. Moore. 2010. Rhynchospora galeana, a new name for Rhynchospora breviseta (Gale) Channell (Cyperaceae). Brittonia 62(1):96-97.

            http://link.springer.com/article/10.1007/s12228-009-9095-7

Harrison J.W. & W.M. Knapp. An Ecological Classification of Groundwater Seepage Wetlands of Maryland’s Coastal Plain. Maryland Department of Natural Resources Report. June 2010. 96 pp.
            http://www.dnr.state.md.us/wildlife/Plants_Wildlife/pdfs/June2010_SWG-CP-Seep-Report.pdf

Knapp, W.M. & R.F.C. Naczi. 2008. Taxonomy, Morphology, and Geographic Distribution of Juncus longii (Juncaceae) Systematic Botany 33(4): 685-694.
          http://www.nybg.org/files/scientists/rnaczi/Juncuslongii/Knapp%20&%20Naczi%20Sys%20Bot%20J%20longii.pdf

Lendemer, J.C. & W.M. Knapp. 2007. Contributions to the Lichen Flora of Maryland: Recent Collections from the Delmarva Peninsula. Opuscula Philolichenum. 4:23-34. 
http://sweetgum.nybg.org/webmedia.php?irn=248688
            

Knapp, W.M. & D. Estes 2006. Gratiola brevifolia (Plantaginaceae) New to the Flora of Delaware, the Delmarva Peninsula and the Mid-Atlantic. SIDA 22(1): 825-829.
http://www.andestoamazon.com/Sida/PDF/PDF22(1)/57_Knapp-Estes_Gratiola_825-829.pdf

McAvoy, W.A., L.T. Biechele, & W.M. Knapp. 2006. New Records for the Leafy Liverwort Calypogeia peruviana Nees et Mont. (Calypogeiaceae) on the Delmarva Peninsula. Evansia 23(1): 19-20
          http://www.dnrec.delaware.gov/fw/NHESP/Documents/New%20Records%20for%20the%20leafy%20liverwort,%20Calypogeia%20peruviana%20on%20the%20Delmarva%20Peninsula.pdf