Part 7 - UNC Herbarium

BIBLIOGRAPHY 1000
Warners, D.P., and D.C. Laughlin. 1999. Evidence for a species-level distinction of two co-occurring asters: Aster puniceus L.
and Aster firmus.
Warnock, M.J. 1995. A taxonomic conspectus of North American Delphinium. Phytologia 78: 73-101.
Wasshausen, D.C. 1998. Acanthaceae of the southeastern United States. Castanea 63: 99-116.
Waterway, M.J. 1986. A reevaluation of Lycopodium porophilum and its relationship to L. lucidulum (Lycopodiaceae).
Systematic Bot. 11: 263-276.
Watkins, J.E., Jr., and D.R. Farrar. 2002. A new name for an old fern from north Alabama. Amer. Fern J. 92: 171-178.
–––, and D.R. Farrar. 2005. Origin and taxonomic affinities of Thelypteris (subgen. Stegnogramma) burksiorum
(Thelypteridaceae). Brittonia 57: 183-201.
Watson, L.E., W.J. Elisens, and J.R. Estes. 1991. Electrophoretic and cytogenetic evidence for allopolyploid origin of
Marshallia mohrii (Asteraceae). Am. J. Bot. 78: 408-416.
–––, and J.R. Estes. 1990. Biosystematic and phenetic analysis of Marshallia (Asteraceae). Systematic Bot. 15: 403-414.
–––, R.K. Jansen, and J.R. Estes. 1991. Tribal placement of Marshallia (Asteraceae) using chloroplast DNA restriction site
mapping. Am. J. Bot. 78: 1028-1035.
–––, A.B. Kornkven, C.R. Miller, J.R. Allison, N.B. McCarty, and M.M. Unwin. 2002. Morphometric and genetic variation in
Eriocaulon koernickianum Van Heurck & Muller-Argoviensis (Eriocaulaceae): a disjunct plant species of the southeastern
United States. Castanea 67: 416-426.
Weakley, A.E. 2002. Evolutionary relationships within the genus Philadelphus L. (Hydrangeaceae). Master's thesis, Biology
Dept., Univ. of North Carolina, Chapel Hill, NC.
Weakley, A.S. 1990. Natural Heritage Program list of the rare plants of North Carolina. North Carolina Natural Heritage
Program, Raleigh, NC.
–––. 2005. Flora of the Carolinas, Virginia, and Georgia, working draft of June 2005. University of North Carolina Herbarium,
N.C. Botanical Garden, Chapel Hill, NC. http://www.herbarium.unc.edu/. Accessed 10 December 2005.
–––, and G.L. Nesom. 2004. A new species of Ptilimnium (Apiaceae) from the Atlantic coast. Sida 21: 743-752.
–––, and P.M. Peterson. 1998. Taxonomy of the Sporobolus floridanus complex (Poaceae: Sporobolinae). Sida 18: 247-270.
Weatherwax, P. 1934. Flowering and seed production in Amphicarpon floridanum. Bull. Torrey Bot. Club 61: 211-215.
Weaver, R.E., Jr., and L. Rüdenberg. 1975. Cytytaxonomic notes on some Gentianaceae. J. Arnold Arb. 56: 211-222.
Webb. 1980. {Hypericum}
Webber, J.M. and P.W. Ball. 1980. Introgression in Canadian populations of Lycopus americanus Muhl. and L. europaeus L.
(Labiatae). Rhodora 82: 281-304.
–––, and P.W. Ball. 1984. The taxonomy of the Carex rosea group (section Phaestoglochin) in Canada. Can. J. Bot. 62: 2058-
2073.
Weber, W.A. 1995. New names and combinations, principally in the Rocky Mountain flora – IX. Phytologia 79: 65-67.
Webster, G.L. 1967. The genera of Euphorbiaceae in the southeastern United States. J. Arnold Arb. 48: 303-430.
–––. 1970. A revision of Phyllanthus (Euphorbiaceae) in the continental United States. Brittonia 22: 44-76.
–––. 1992. Realignments in American Croton (Euphorbiaceae). Novon 2: 269-273.
–––. 1993. A provisional synopsis of the sections of the genus Croton (Euphorbiaceae). Taxon 42: 793-823.
–––. 1994. Synopsis of the genera and suprageneric taxa of Euphorbiaceae. Ann. Missouri Bot. Gard. 81: 33-144.
Webster, R.D. 1980. Distribution records for Digitaria bicornis in eastern United States. Sida 8: 352-353.
–––. 1987. Taxonomy of Digitaria section Digitaria in North America (Poaceae: Paniceae). Sida 12: 209-222.
–––. 1988. Genera of the North American Paniceae (Poaceae: Panicoideae). Systematic Bot. 13: 576-609.
–––. 1980. Distribution records for Digitaria bicornis in eastern United States. Sida 8: 352-353.
–––. 1992. Character significance and generic similarities in the Paniceae (Poaceae: Panicoideae). Sida 15: 185-213.
–––. 1993. Nomenclature of Setaria (Poaceae: Paniceae). Sida 15: 447-489.
–––. 1995. Nomenclatural changes in Setaria and Paspalidium (Poaceae: Paniceae). Sida 16: 439-446.
–––, J.H. Kirkbride, and J.V. Reyna. 1989. New World genera of the Paniceae (Poaceae: Panicoideae). Sida 13: 393-417.
–––, and R.B. Shaw. 1995. Taxonomy of the native North American species of Saccharum (Poaceae: Andropogoneae). Sida
16: 551-580.
Weckman, T.J., J.E. Weckman, R.L. Thompson, and D.L. White. 2002. Noteworthy Collections: Kentucky. New records and a
summary of naturalized Viburnum taxa in Kentucky. Castanea 67: 104-106.
Weigant, P.L. 2002. Distribution of Aletris in North America. J. North Carolina Academy of Science 118: 44-49.
Weigend, M., O. Mohr, and T.J. Motley. 2002. Phylogeny and classification of the genus Ribes (Grossulariaceae) based on 5S-
NTS sequences and morphological and anatomical data. Bot. Jahrb. Syst. 124: 163-182.
Weldy, T.W., H.T. Mlodozeniec, L.E. Wallace, and M.A. Case. 1996. The current status of Cypripedium kentuckiense
(Orchidaceae) including a morphological analysis of a newly discovered population in eastern Virginia. Sida 17: 423-435.
Weller, S.G. 1970. A preliminary report on the varieties of Maianthemum canadense in northern Michgan. Michigan Botanist
9: 48-52.
Wells, E.F. 1984. A revision of the genus Heuchera (Saxifragaceae) in eastern North America. Systematic Bot. Monographs 3:
45-121.
Wen, J. 1993. Generic delimitation of Aralia (Araliaceae). Brittonia 45: 47-55.
–––. 1998. Systematics and biogeography of the Aralia -- Panax complex (Araliaceae) [abstract]. Am. J. Bot. 85 [supplement]:
166.