Literature References

The following literature references are cited in the Washington Flora Checklist. These may include floras, journal articles, monographs, theses, web sites, and other scholarly resources.

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Literature beginning with W:
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WA report in 1996 Univ. of Waterloo Biology Series
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Wagenitz, G. 1975. Centaurea L., pp. 465-585, in Flora of Turkey and the East Aegean Islands, vol. 5, P.H. Davis, ed. Edinburgh University Press, Edinburgh.
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Wagner, W. H. and F. S. Wagner. 1994. Another widely disjunct, rare and local North American moonwort Ophioglossaceae: Botrychium subgen. Botrychium. American Fern Journal 84: 5-10.
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Wahl, H. A. 1952. A preliminary study of the genus Chenopodium in North America. Bartonia 27: 1-46.
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Wallace, L. E. 2003. An evaluation of taxonomic boundaries in Platanthera dilatata (Orchidaceae) based on morphological and molecular variation. Rhodora 105: 322-336.
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Wallace, L. E. and M. A. Case. 2000. Contrasting allozyme diversity between northern and southern populations of Cypripedium parviflorum (Orchidaceae): implications for Pleistocene refugia and taxonomic boundaries. Systematic Botany 25: 281-296.
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Walters, S. M. 1953. Montia fontana L. Watsonia 3: 1-6.
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Watson, A. K. 1980. The biology of Canadian weeds. 43. Acroptilon (Centaurea) repens (L.) DC. Canad. J. Pl. Sci. 60: 993–1004.
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Weber, W. A. 1985. The genus Teloxys (Chenopodiaceae). Phytologia 58: 477-478.
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Weber, W.A. 1946. A taxonomic and cytological study of the genus Wyethia, family Compositae, with notes on the related genus Balsamorhiza. American Midland Naturalist 35: 400-452.
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Weber, W.A. 1952. The genus Helianthella (Compositae). American Midland Naturalist 48: 1-35.
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Weber, W.A. 1953. Balsamorhiza terebinthacea and other hybrid balsam-roots. Madroño 12: 47-49.
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Wells, T. C., and J. B. Phipps. 1989. Studies in Crataegus (Rosaceae: Maloideae). XX. Interserial hybridization between Crataegus monogyna (series Oxycantha) and Crataegus puncata (series Punctatae) in southern Ontario. Canadian Journal of Botany 67: 2465-2472.
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Wheeler, L. C. 1943. History and orthography of the celastraceous genus "Pachystima" Rafinesque. Amer. Midl. Naturalist 29: 792–795.
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Wherry, E. T. 1933. The geographic relations of Sarracenia purpurea. Bartonia 15: 1-6.
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Whittall, J.B., M.L. Carlson, P.M. Beardsley, R.J. Meinke, and A. Liston. 2006. The Mimulus moschatus Alliance (Phrymaceae): Molecular and Morphological Phylogenetics and their Conservation Implications. Systematic Botany 31(2): 380–397.
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Wiegand, K. M. 1900. Juncus tenuis Willd, and some of its North American allies. Bulletin of the Torrey Botanical Club 27: 511-527.
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Wight, W.F. 1902. The genus Eritrichium in North America. Bulletin of the Torrey Botanical Club 29: 407-414.
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Wilce, J. H. 1965. Section Complanata of the genus Lycopodium. Beih. Nova Hedwigia 19: 1-233.
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Wilken, D.H. 1975. A sytematic study of the genus Hulsea (Asteraceae). Brittonia 27: 228-244.
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Wilkin, P. 1992. The status of Amaranthus bouchonii Thellung within Amaranthus section Amaranthus: New evidence from studies of morphology and isozymes. Bot. J. Linn. Soc. 108: 253-267.
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Williams, L.O. 1937. A monograph of the genus Mertensia in North America. Ann. Missouri Bot. Garden 24: 17-159.
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Williams, S. L. 1995. Surfgrass (Phyllospadix torreyi) reproduction: Reproductive phenology, resource allocation, and staminate rarity. Ecology 76: 1953–1970.
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Wilson et al. 2008
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Wilson, B. L., R. Brainerd, D. Lytjen, B. Newhouse, and N. Otting. 2008. Field guide to the sedges of the Pacific Northwest. Oregon State University Press, Corvallis, OR. 431 pp.
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Wilson, B. L., R. Brainerd, M. Huso, K. Kuykendall, D. Lytjen, B. Newhouse, N. Otting, S. Sundberg and P. Zika. 1999. Atlas of Oregon Carex. Native Plant Society of Oregon, Occasional Paper No. 1. Eugene, OR. 29 pp.
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Wilson, P. G. 1984. Chenopodiaceae, In: R. Robertson et al., eds. 1981+. Flora of Australia. 23+ volumes. Canberra. Vol. 4, pp. 81-317.
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Wilson, P. G. 1987. Generic status in the Chenopodiaceae. Newslett. Austral. Syst. Bot. Soc. 53: 78-85.
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Winward, A.H. 1980. Taxonomy and ecology of sagebrush in Oregon. Oregon State University Agricultural Experiment Station Bulletin No. 642, Corvallis.
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Winward, A.H. and E.D. McArthur. 1995. Lahontan sagebrush (Artemisia arbuscula ssp. longicaulis): a new taxon. Great Basin Naturalist 55: 151-157.
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Wisskirchen, R., and H. Haeupler, Eds. 1998. Standardliste der Farn- und Blütenpflanzen Deutschlands (mit Chromosomenatlas von Focke Albers). Verlag Eugen Ulmer, Stuttgart, Germany. 766 p. [A synonymized list of ferns and flowering plants of Germany, with chromosome atlas by F Albers; in German]
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Wister, J. C. 1927. The Iris: A Treatise on the History, Development and Culture of the Iris for the Amateur Gardener. Orange Judd Publ. Co., London. 122 p.
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Wolf, S. J. and K. E. Denford. 1984. Taxonomy of Arnica (Compositae) subgenus Austromontana. Rhodora 86: 239-309.
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