Internet Directory for Botany - Alphabetical List

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U

• The U. S. Botanic Garden (Washington, DC, USA)
• U.S. Dept. of Agriculture: Natural Resources Conservation Service
• U.S. Listed Non-Flowering Plant Species Index By Lead Region and Status, U.S. Fish and Wildlife Service
• U.S. Long-Term Ecological Research Network
• U.S. Pollen Map
• The UCMP Web Lift To Taxa - Berkeley, California, USA
• UK Horticultural, Botanical and Conservation Contacts listed by the RBG Kew
• UK Life Sciences Home Pages
• UK Plant Genetic Resources Group, Norwich, United Kingdom
• UK-Plant Hormones and Development Network
• UK Postcode Plants Database
• UK Systematics Forum
• UKEXNET Horticultural Index
• Ultimate web pages about tree rings and tree-ring research
• Umeå University, Department of Ecological Botany, Sweden
• UNADOK, Norwegian Natural History Museum Collections Computerized
• Underutilized Mediterranean Species Project (UMS)
• UNESCO-IOC Register of Marine Organisms
• UNESCO-IOC Register of Marine Organisms
• Unité de Phytophathologie, Université catholique de Louvain, Belgium
• Unitat Docent de Bot_nica, Departament de Biologia Vegetal de la Universitat de Val_ncia, Spain
• United Nations Environment Programme, UNEP from Geneva, Switzerland
• United Nations List of National Parks and Protected Areas, 1993
• The United States National Arboretum - Washington D.C., USA
• The United States Organization for Biodiversity Information (US-OBI)
• Universidad Autónoma Metropolitana Unidad Xochimilco: Herbario (Mexico)
• Universidad de Guadalajara, Centro Universitario de Ciencias Biológicas y Agropecuarias, Mexico
• Universidad del País Vasco, Departamento de Biologia Vegetal, Campus de Bizkaia (Spain)
• Universidad del Valle de Guatemala, Biology Department
• Universidad del Valle de Guatemala, Herbario (UVAL)
• Universidad Nacional Autonoma de Mexico, Instituto de Biologia
• Universidad Nacional Autonoma de Mexico, Jardin Botanico
• Universidade dos Açores, Biology Department, Portugal
• Universidade Federal de Minas Gerais, Instituto de Ciências Biológicas, Departamento de Botânica (Belo Horizonte, Brazil)
• Universidade Federal de Pelotas, Instituto de Biologia, Brazil
• Università degli Studi di Milano: Botanical Gardens, Italy
• Università degli Studi di Milano: Department of Biology, Italy
• Universität Erlangen, Institut für Botanik und Pharmazeutische Biologie, Germany
• Universität für Bodenkultur in Wien, Botanik, Austria
• Universität Freiburg, Institut für Biologie II, Germany
• Universität Kaiserslautern: Fachbereich Biologie / University of Kaiserslautern, Department of Biology, Germany
• Universität Regensburg, Naturwissenschaftliche Fakultät III, Biologie und Vorklinische Medizin, Botanik, Germany
• Universität Ulm, Abteilung Spezielle Botanik, Germany
• Université catholique de Louvain, Département de Biologie (Belgium)
• Université de Liège. Institut de Botanique, Belgium
• Université Laurentienne, Département de biologie, Sudbury, Ontario, Canada
• Universita' degli Studi dell' Aquila, Dipartimento di Scienci Ambientali, Italy
• Università Degli Studi Della Tuscia, L'Orto Botanico (Italy)
• Università degli Studi di Roma "La Sapienza" - Museo dell'Erbario (Rome, Italy)
• Università degli Studi di Roma "La Sapienza" - Orto Botanico (Rome, Italy)
• Universität Bielefeld, Abteilung Ökologie (Germany)
• Universität Hamburg - Institut für Allgemeine Botanik und Botanischer Garten - Herbarium Hamburgense, Germany
• Université de Moncton - Campus d'Edmundston, Jardin Botanique, Canada
• Universiteit van Amsterdam, Faculteit Biologie (Netherlands)
• Universiti Kebangsaan Malaysia, Botany Department (Rafflesia Online)
• Universiti Putra Malaysia, Faculty of Science and Environmental Studies, Biology Department
• Universities, Yahoo List
• University College, Dublin, Department of Botany, Ireland
• University College Galway, Department of Botany, Ireland
• University Faculty of Gembloux, Faculty of Agronomy, Belgium
• University of Aarhus, The Institute of Biological Sciences, Denmark
• University of Adelaide, Department of Botany, Australia
• The University of Alabama in Huntsville Grounds and Arboretum (Huntsville, Alabama, USA)
• University of Alberta, Biological Sciences, Canada
• University of Alberta Cryptogamic Herbarium, Canada
• The University of Alberta, Devonian Botanic Garden, Canada
• University of Alberta Microfungus Herbarium (UAMH; Canada)
• University of Arizona, Department of Geosciences - Palynology
• University of Arizona, Department of Plant Sciences (Tucson, USA)
• University of Arizona Herbarium (ARIZ) Plant Photographs
• University of Arizona Herbarium, Tucson, USA
• University of Arizona, Plant Pathology
• University of Arkansas, Department of Horticulture, USA
• University of Arkansas Herbarium, Fayetteville, USA
• University of Auckland, School of Biological Sciences (SBS), New Zealand
• University of Barcelona, Faculty of Biology, Spain
• University of Basel, Botanical Institute, Department of Plant Physiology, Switzerland
• University of Bayreuth , Department of Plant Ecology (Lehrstuhl Pflanzen÷kologie der Universit_t Bayreuth), Germany
• University of Bayreuth, Department of Plant Systematics, Germany
• University of Bergen, Botanical Institute, Norway: staff address list
• University of Bern, Institute of Geobotany (Geobotanisches Institut, Universität Bern; Switzerland)
• University of Bern, Institute of Plant Physiology (Switzerland)
• University of British Columbia Botanical Garden, Vancouver, B.C. Canada
• University of British Columbia, Department of Botany, Canada
• University of Calgary, Canada, Department of Biological Sciences
• University of California at Berkeley, Department of Plant Biology, USA
• University of California at Berkeley, Museum of Paleontology, USA
• University of California at Davis Herbarium , USA
• University of California at Irvine, School of Biological Sciences, USA
• University of California Botanical Garden (Berkeley, CA, USA)
• University of California Davis Herbarium Management System
• University of California; Davis - Plant Biology, USA
• University of California, Irvine - Arboretum and Gene Bank, USA
• University of California Irvine (UCI), Conservation Biology Pages
• University of California, Museum of Paleontology - Microfossil Type Collection Catalogs
• University of California, Museum of Paleontology - Paleobotany Type Collection Catalogs
• University of California, Riverside: Department of Plant Pathology, USA
• University of California Santa Barbara Biogeography Laboratory, USA
• University of California, Santa Barbara - Biological Sciences, USA
• University of California, Santa Cruz Arboretum, USA
• The University of California Vegetable Research Info Center, USA
• University of Cambridge, Biological Sciences, UK
• University of Cape Town - Botany Department, South Africa
• University of Cape Town - The Bolus Herbarium, South Africa
• University of Central Arkansas Herbarium (UCAC), at Conway, Arkansas, USA
• University of Central Florida Arboretum, USA
• University of Central Florida, Biology Department, USA
• University of Cincinnati, Department of Biological Sciences, USA
• University of Cologne (Köln), Department of Botany, Germany
• University of Colorado Museum Herbarium (COLO), Boulder, Colorado, USA
• University of Concepcion, Department of Botany, Chile
• University of Connecticut, Department of Ecology & Evolutionary Biology - Greenhouses, Storrs, CT, USA
• University of Copenhagen, Botanical Institute, Denmark
• University of Dalhousie, Biology, Halifax, Canada
• University of Delaware Botanic Gardens - Gopher
• University of Delaware Botanic Gardens - WWW
• University of Delaware, College of Agricultural Sciences, USA
• University of Durban-Westville, Department of Botany, South Africa
• University of Exeter, Department of Biological Sciences, UK
• University of Ferrara, Department of Biology, Section of Botany, Italy
• University of Florida Fort Lauderdale Research & Education Center , USA
• University of Florida Herbarium (FLAS)
• University of Florida Herbarium (FLAS) Type Specimen Catalog
• University of Freiburg, Faculty for Biology, Germany
• University of Fribourg, Plant Biology Institute, Switzerland
• University of Georgia, Botany Department, Athens, USA
• University of Georgia, Botany Department - Greenhouse Tour, Athens, Georgia, USA
• University of Georgia, Department of Anthropology, Laboratories of Ethnobiology (Athens, GA, USA)
• University of Georgia, Dept. of Biological and Agricultural Engineering
• University of Guelph Arboretum (Ontario, Canada)
• University of Guelph, Botany Department, Canada
• University of Guelph Herbarium, Canada
• University of Guyana Botany Club
• University of Hamburg - Institute for Applied Botany (Germany)
• University of Hawaii at Manoa, Botany Department, USA
• University of Helsinki: Department of Biosciences, Finland
• University of Helsinki, Department of Ecology and Systematics, Finland
• University of Hong Kong, Department of Botany
• University of Iceland - Department of Biology
• University of Illinois at Urbana-Campaign, Plant Biology 100, USA
• University of Illinois at Urbana-Champaign Arboretum, USA
• University of Illinois at Urbana-Champaign, College of Agriculture, Department of Horticulture, USA
• University of Illinois at Urbana-Champaign, Department of Crop Sciences - Agronomy and Plant Pathology
• University of Illinois at Urbana-Champaign, Department of Plant Biology, USA
• University of Innsbruck, Botanical Institute, Austria
• University of Joensuu, Department of Biology, Finland
• University of Jyväskylä, Department of Biological and Environmental Science, Finland
• University of Kansas, Department of Botany, USA
• University of Kassel, Institute for Crop Science, Germany
• University of Kentucky, Department of Horticulture & Landscape Architecture, Lexington, KY
• University of Kentucky Herbarium, Lexington, USA
• University of Kuopio, Department of Ecology and Environmental Science, Finland
• University of Latvia Botanical Gardens
• University of Latvia, Department of Botany and Ecology
• University of Latvia, Faculty of Biology
• University of Lecce, Villa Tresca Botanical Garden, Italy
• University of Lethbridge, Department of Biological Sciences, Alberta, Canada
• University of Lisbon, Department of Plant Biology, Centre for Environmental Biology (CEB), Lisbon, Portugal
• University of Madeira, Department of Biology (Funchal, Portugal)
• University of Manitoba, Department of Botany, Winnipeg, Canada
• University of Manitoba, Department of Plant Science, Winnipeg, Canada
• University of Maryland at College Park, College of Life Sciences
• University of Maryland - College Park, Dept. of Plant Biology
• University of Massachusetts-Amherst, Department of Plant and Soil Sciences, USA
• University of Massachusetts: Biological Sciences ,Amherst, USA
• University of Massachusetts, Department of Biology (Boston, MA, USA)
• University of Massachusetts Herbarium
• University of Miami, Department of Biology, Florida, USA
• University of Michigan Bryophyte and Lichen Collection Liverwort Database, USA
• University of Michigan, Department of Biology, USA
• University of Michigan Herbarium Fungus Collection (MICH)
• University of Michigan Herbarium (MICH)
• University of Michigan Herbarium Web Gis Prototype, Interactive distribution maps of fungi in the USA
• University of Michigan, Laboratory of Ethnobotany USA
• University of Michigan (MICH) Fungus Collection
• University of Minnesota College of Biological Sciences, St. Paul, USA
• University of Minnesota, Department of Horticultural Science, St. Paul, MN, USA
• University of Minnesota, Department of Plant Pathology, USA
• University of Minnesota Herbarium (gopher)
• University of Minnesota Herbarium Specimen Catalogues
• University of Minnesota Herbarium, St. Paul, USA
• University of Minnesota Landscape Arboretum, Chanhassen, USA
• University of Missouri Herbarium
• University of Missouri Horticulture Guides, USA
• University of Missouri St. Louis Biology Department, USA
• University of Natal Herbarium, South Africa
• University of Nebraska at Lincoln, Department of Plant Pathology, USA
• University of Nebraska - Lincoln: Botanical Garden and Arboretum, USA
• University of Nebraska-Lincoln, Institute of Agriculture & Natural Resources (IANR), USA
• University of Nebraska State Museum (UNSM), University of Nebraska-Lincoln
• University of Neuchâtel, The Institutes of Botany and Zoology, Switzerland
• University of Nevada, Biological Resources Research Center, USA
• University of New Brunswick, Biology Department, Fredericton, Canada
• University of New England, Botany Department, Armidale, NSW, Australia
• University of New England Herbarium (NE), Armidale, NSW, Australia
• University of New Hampshire, Department of Plant Biology, Durham, USA
• University of New Hampshire, Hodgdon Herbarium, USA
• University of New Mexico Herbarium (Albuquerque, NM, USA)
• University of Nijmegen Botanical Garden, the Netherlands
• University of North Carolina Herbarium (NCU, Chapel Hill, NC, USA)
• University of Nottingham, Plant Science Division, School of Biological Sciences, UK
• University of Oklahoma Botanical Society, USA
• University of Oklahoma - Botany and Microbiology, USA
• University of Oldenburg, Biology Department, Germany
• University of Oregon, Department of Biology, Eugene, USA
• University Of Otago, Botany Department, New Zealand
• University of Oulu, Botanical Museum (OULU), Finland
• University of Oulu, Department of Biology, Finland
• University of Parma, Institute of Ecology, USA
• University of Pisa - Museum of Natural History (Museo di Storia Naturale dell'Università di Pisa), Italy
• University of Port Elizabeth, Botany Department, South Africa
• University of Queensland, Botany Department, Australia
• University of Queensland Marine Botany Home Page, Australia
• University of Regina, Biology Department, Saskatchewan, Canada
• University of Rhode Island, Department of Plant Sciences, USA
• University of Rostock, Biology Department, Germany
• University of Ruhuna, Department of Botany, Sri Lanka
• University of Saarland, Institute of Biogeography, Saarbrücken, Germany.
• University of Salzburg, Botanical Garden, Austria
• University of Salzburg, Institute of Botany, Austria
• University of Sao Paulo, Department of Botany, Brazil
• University of Saskatchewan, Crop Science and Plant Ecology, Canada
• University of Sheffield, The Centre for Palynological Studies, UK
• University of South Florida Botanical Garden (Tampa, Florida, USA)
• University of South Florida - Institute for Systematic Botany and Herbarium
• University of Southwestern Louisiana, Biology Department, USA
• University of Stellenbosch, Department of Botany, South Africa
• University of Stockholm, Department of Botany Herbarium (SUNIV), Sweden
• University of Sussex, School of Biological Sciences, Brighton, UK
• University of Tasmania, Department of Plant Science (Australia)
• University of Tennessee, Division of Biology, Knoxville, USA
• University of Tennessee Entomology & Plant Pathology Section
• University of Tennessee Herbarium, Knoxville, USA (TENN)
• University of Tennessee, Knoxville Botany Web Server
• University of Texas, Algae Culture Collection
• University of Texas at Austin, Department of Botany
• University of Texas at Austin, Herbarium and Plant Resources Center
• University of Texas at El Paso Centennial Museum's Laboratory for Environmental Biology
• University of Texas at El Paso Centennial Museum's Laboratory for Environmental Biology - Herbarium
• University of Texas at El Paso, Department of Biological Sciences, USA
• University of Texas Medical Branch at Galveston, Medical Mycology Research Center, Texas, USA
• University of Texas Medical Branch Herbarium and Fungus Culture Collection, Galveston, USA
• University of the Orange Free State, Department of Botany and Genetics (Bloemfontein, South Africa)
• University of the Philippines at Los Baños, Institute of Biological Sciences
• University of the Philippines Los Banos, Museum of Natural History
• University of the South Tennessee, Sewanee, USA - Department of Biology
• University of Toledo, Department of Biology, Ohio, USA
• University of Toronto Botany Server
• University of Toronto Culture Collection of Algae and Cyanobacteria (UTCC)
• University of Tromsø, Department of Plant Ecology, Institute of Biology and Geology, Norway
• University of Tromso, Department of Ecological Botany (Avdeling for okologisk botanikk)
• University of Tromsø, Norway: Tromsø Museum (TROM)
• University of Turku, Department of Biology, Finland
• University of Vermont, Department of Botany & Agricultural Biochemistry
• University of Victoria Finnerty Garden Friends, British Columbia, Canada
• University of Vienna, Department of Palaeobotany, Institute of Palaeontology, (Wien / Vienna, Austria)
• University of Waikato, Department of Biological Sciences, New Zealand
• University of Wales Aberystwyth Botany Gardens - The Tropical Glasshouse (Wales, UK)
• University of Wales Aberystwyth, Institute of Biological Sciences, UK
• University of Wales, Aberystwyth, Palaeontology Homepage
• University of Warsaw, Faculty of Biology, Poland
• University of Warwick, Department of Biological Sciences, Coventry, UK
• University of Washington, Department of Botany, Seattle, USA
• University of Washington, Medicinal Herb Garden, Seattle, Washington, USA
• University of Waterloo Botanical Garden, Ontario, Canada
• University of Waterloo, Department of Biology - Ontario, Canada
• University of Waterloo, Department of Biology, WAT Herbarium - Ontario, Canada
• The University of West Indies Mycorrhizae Research Group
• University of Western Australia, Department of Department
• University of Western Cape, Botany Department, South Africa
• The University of Western Ontario, Department of Plant Sciences, Canada
• University of Wisconsin Arboretum, Madison, USA
• University of Wisconsin, Botany Gopher
• University of Wisconsin-Eau Claire, Department of Biology, USA
• University of Wisconsin - Madison Botanical Garden, USA
• University of Wisconsin-Madison, Botany Department
• University of Wisconsin - Madison, Department of Plant Pathology, USA
• University of Wisconsin - Madison, Wisconsin Cooperative Park Studies Unit, USA
• University of Witwaterstrand, Department of Botany, South Africa
• University of Wollongong, Biological Sciences, Australia
• University of Wroclaw, Institute of Botany, Poland
• University of Wyoming Botany Club
• University of Wyoming, College of Agriculture, Department of Plant, Soil, and Insect Sciences
• University of Wyoming, Department of Botany, Laramie, USA
• University of Zürich, Institute of Plant Biology (Switzerland)
• University of Zürich, Institute of Systematic Botany and Botanic Garden (Switzerland)
• Unofficial World Class Giant Pumpkin Homepage
• Updated information for U.S. herbaria listed in INDEX HERBARIORUM
• Uppsala svampklubb, Sweden
• Uppsala University Botanical Garden (Sweden)
• Uppsala University, Department of Ecological Botany (Växtbio's Home Page), Sweden
• Uppsala University, Department of Physiological Botany, Sweden
• Uppsala University, Department of Systematic Botany, Research groups, Sweden
• Uppsala University, Department of Systematic Botany, Sweden
• Upstate NY Hosta Society
• Urban Trees in Brazil
• US Department of Agriculture: Natural Resources Conservation Service
• US Endangered Species by Region
• US Fish and Wildlife Service
• US FWS Endangered Species Program
• US Geological Survey - Biological Resources Division
• US Geological Survey Mapping Information: Geographic Names Information System (GNIS), USA
• US State Plants List Data via ftp from the PLANTS Database
• USA, Environmental Protection Agency (EPA) WWW Server
• The USDA/CIESIN Global Environmental Change Data Assessment and Integration Project, USA
• Used Books from The Outdoor Bookstore by Brian Sherry
• Useful Wild Plants Home Page
• Utah Atlas of Vascular Plants
• Utah Geography: Vegetation, NBS-GAP Program, Utah State University
• Utah State University Botanical Gardens (Farmington, Utah, USA)
• The Utah State University Crop Physiology Laboratory, USA
• Utah State University, Department of Biology, Logan, Utah, USA
• Utah State University, Department of Plants, Soils and Biometeorology, USA
• Utilizati on of Pinus patula: an annotated bibliography, by J.A. Wright. 1994
• Utrecht University Botanic Gardens, The Netherlands
• Utrecht University, Faculty of Biology, the Netherlands
• Utrecht University Herbarium, the Netherlands

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V-Z

• Västergötlands Botaniska Förening, Sweden
• Vídeo Flora of Veracruz, Mexico (from University of California, Riverside, USA)
• Valencia Botanical Garden, University of Valencia, Spain
• Vancouver Island Rock and Alpine Garden Society
• Vancouver Orchid Society, Canada
• Vancouver Rose Society (Canada)
• VanDusen Botanical Garden, Vancouver, British Columbia, Canada
• Vascular flora of the islands of the eastern Gulf of Finland, Russia
• Vascular Flora of the Vassar College Farm, Poughkeepsie, New York, USA
• Vascular Plant Family Access Page (Gerald D. Carr, University of Hawaii at Manoa, Botany Department, USA)
• Vascular Plant Family Nomenclature by James L. Reveal, Department of Plant Biology, University of Maryland, USA
• Vascular Plant Species of Colorado: County Lists
• Vascular Plant Types Collection of the Herbarium of Oregon State University, USA
• Vascular Plants Database, USA
• Vascular Plants Endemic to Texas by Texas A&M University Bioinformatics Working Group, USA
• Vascular Plants of North Central Florida, USA
• Vascular Plants of Special Concern from The Montana Natural Heritage Program (MTNHP), USA
• Vascular Plants of Svalbard, Norway
• Vatican Exhibit - Herbals
• Vedams Books (India)
• Vegetable Bytes, USA
• Vegetacion del Pais Vasco(España)/Vegetation of Basque Country (Spain)
• Vegetatio - International Journal of Plant Ecology, published by Kluwer Academic Publishers, The Netherlands
• The Vegetation of Lobo Point and North Wild Horse Mesa, Eastern Mojave Desert in San Bernardino County, California, USA
• Vegetation Types of Texas, Texas Parks & Wildlife
• Ventnor Botanic Garden (Isle of Wight, UK)
• Verband Botanischer Gärten e.V (The association of the German botanical gardens)
• Verband Deutscher Biologen (VDBiol) - Association of German Biologists
• Verein für Pilzkunde St.Gallen (St. Gallen Mycological Society, Switzerland)
• Vertebrates and Vascular Plants in National Parks, U.S. National Park Service (NPS), USA
• Victoria Horticultural Society
• Victoria Rhododendron Society
• Vilnius University, Faculty of Natural Sciences, Lithuania
• Vines Botanical Gardens, GA, USA
• Virginia Native Plant Society: Invasive Alien Plant Cooperative Project, USA
• The Virginia Natural Heritage Program
• Virginia Tech Horticulture Garden (Blacksburg, Virginia, USA)
• Virginia Tech Museum of Natural History, Aberystwyth, UK
• Virginia Tech Museum of Natural History: VTECH research collections
• Virginia Tech Mycology Lab
• Virtual Bromeliad Society
• Virtual Cell
• The Virtual Flora of Oregon by Aaron Liston and Scott Sundberg, USA
• The Virtual Foliage Homepage in the Botany Department of the University of Wisconsin-Madison, USA
• The Virtual Herbarium, images of Appalachian flowers by Kenneth J. Stein, Department of Entomology, Virginia Polytechnic Institute and State University, Blacksburg, USA
• The Virtual Orchard
• Virtual Plant 3D Simulation, Centre for Tropical Pest Management in Brisbane, Australia
• A Virtual Voyage to Carolina, USA
• Visual Garden of Flower Images by L. R. Fortney, Durham, NC, USA
• Volunteer Park Conservatory - Volunteer Park, Seattle, Washington, USA
• Vrije Universiteit Amsterdam: Biologie (Netherlands)
• Vrije Universiteit Brussel, Faculty of Sciences, Biology Department, Belgium
• W.J. Beal Botanical Garden
• W. Szafer Institute of Botany (Cracow, Poland)
• W3 VAST Bibliography (Missouri Botanical Garden. St. Louis, USA)
• Wageningen Agricultural University, Department of Phytopathology, the Netherlands
• Warsaw Biblical Gardens, Mishawaka, Indiana, USA
• Warsaw University, Laboratory of Plant Molecular Biology, Poland
• Washington Native Plant Society, USA
• Washington Park Arboretum, Seattle, WA, USA
• Washington State University, Department of Botany, Pullman, USA
• Washington University, Department of Biology, St. Louis, Missouri, USA
• Water Plants in aquariums, the Krib
• Watsonias and Lycoris in Australian Gardens
• WaveHill, New York, USA
• Wayne P. Armstrong's Key to the Lemnaceae of western North America, Oregon State University
• Wayne's Word - Natural history & plant trivia
• Wayne State College Arboretum (Wayne, Nebraska, USA)
• WCMC - Forest Information Service, UK
• WCMC - Library Catalogue
• WCMC - Marine Information System
• WCMC - National Biodiversity Profiles
• WCMC - Species Information Service
• WebCutter, USA
• WebGarden - Horticulture in Virtual Perspective (HVP), the Ohio State University, USA
• Weed Identification Guide at Virginia Tech (Blacksburg, Virginia, USA)
• Weed Images and Descriptions by by the Rutgers Cooperative Extension, Cook College, New Brunswick, New Jersey, USA
• Weed Research
• Weed Science Society of America
• Weed Science Society of America Photo Herbarium
• Weed Science Society of Victoria, Australia
• Weeds of the native Hawaiian ecosystems
• Weeds of the Southern United States
• Weeds of the World Project (World Weeds Database)
• Weeds World, The International Electronic Arabidopsis Newsletter
• WEIGELA - Ein Sichtungsversuch
• The Weizmann Institute of Science, Plant Genome Center, Israel
• The West Central Africa Vascular Plant Dataset
• West Virginia University, Eberly College of Arts and Sciences, Department of Biology, Morgantown, USA
• West Virginia University Experiment Farm at Kearneysville, USA
• West Virginia University Herbarium, Morgantown, USA
• The West Virginia University Tree Bark Web Site
• Western Australian Mangrove Page
• The Western Australian Seagrass Web Site by Mike Keulen
• Western Botanical Database Federation, USA
• Western Colorado Botanical Society, USA
• Western Pennsylvania Botanical Society, USA
• Western Section of the American Society of Plant Physiologists, USA
• Western State College Biology Program (Gunnison, Colorado, USA)
• Western Wetland Flora
• Westfälische Wilhelms-Universität Münster, Institut für Botanik und Botanischer Garten - Germany
• Westfälische Wilhelms-Universität, Münster: Botanischer Garten, Germany
• Westfälische Wilhelms University in Münster, Germany: Palaeobotanical Research Group
• Westonbirt Arboretum, Tetbury, UK
• Wetlands - The Journal of the Society of Wetland Scientists
• Wheat Genetics Resource Center, Kansas State University, Department of Plant Pathology (Manhattan, Kansas, USA)
• Whitman College, Departmment of Biology (Walla Walla, WA, USA)
• Whitman College Herbarium (Walla Walla, WA, USA)
• The Wild Flower Page, UK
• Wild Food Adventurer Newsletter
• Wild Food Adventures - Edible Plant Workshops & Expertice
• Wild Mushrooms from Tokyo, by K.Maruyama, Japan
• Wild Plants of the Pueblo Province
• Wilder Park Conservatory - Elmhurst Park, Elmhurst, Illinois, USA
• Wildflower Watch - Wildflower Calender for western Australia
• Wildflowers in Bloom by Texas Agricultural Extension Service, USA
• Wildflowers in Texas
• Wildflowers of Alabama maintained by Caroline R. Dean, USA
• Wildflowers of Rhode Island (by Barbara R. Money)
• Wildflowers of Scott County, VA, USA
• Wildflowers of the Canadian Rocky Mountains
• Wildflowers of the Southern Appalachians
• Wildflowers of the Southern Australian Flinders Ranges (Images by Rosanne McInness)
• Wildflowers of Toledo by Charles Creutz
• Wildflowers of Western Kentucky (Michael W. Thompson)
• Wildflowers of Western Pennsylvania
• Wildflowers of Wisconsin (Photos) by Eleanor Shelton
• Wilfrid Laurier University, Biology Department, Calgary, Canada
• Wilfrid Laurier University, Biology Department, Calgary, Canada - Herbarium
• Willdenowia
• William Paca Garden, Maryland, USA
• Willow Cultivation in Finland by Liisa Tahvanainen
• WINLABEL by Lanius Software (Herbarium Label-making Software)
• Wirral and West Cheshire Alpine Garden Society (UK)
• The Wisconsin Phenological Society
• The Witwatersrand National Botanical Garden, South Africa
• Woody Plants of the Central Santa Ynez Mountains by Marc Kummel, California, USA
• Worcester Cactus Society, UK
• The Working Group for Botanic Gardens, Italy
• World Agricultural Information Center (WAICENT)
• The World Bromeliad Society
• World Carnivorous Plant List
• The World Conservation Monitoring Centre (WCMC) ftp server
• The World Conservation Monitoring Centre (WCMC), UK
• World Data Centre for Microorganisms
• World Directory of Myxomycologists
• World Economic Plants in GRIN (Agric. Handb. 505)
• World Federation of Rose Societies
• The World of Lichenology maintained by Cliff Smith, Hawaii, USA
• A World of Orchids, Florida, USA
• World Orchid Conference 1999, Vancouver, Canada
• The World's Most Endangered Bryophytes (mosses and liverworts)
• World Species List (Envirolink)
• World Taxonomists Database
• World Weeds Database at Oxford Forestry Institute, UK
• World Wide Erodium (Peter Brouwer, the Netherlands)
• World Wide Flowering Plant Family Identification Key
• World Wide Fund for Nature (WWF) Global Network
• The World Wide Web Journal of Biology
• The World-Wide Web Virtual Library: Biochemistry, Biophysics, and Molecular Biology (Biosciences)
• World Wide Web Virtual Library: Biodiversity, Ecology, and the Environment
• The World-Wide Web Virtual Library: Biosciences
• The World-Wide Web Virtual Library: Forest genetics and Tree Breeding
• The World-Wide Web Virtual Library: German Subject Catalogue: Biology from Karlsruhe, Germany
• The World Wide Web Virtual Library: Mycology
• The World-Wide Web Virtual Library: Pharmacy.
• Wouter's Fuchsia Site (by Wouter Addink, the Netherlands)
• The Wrigley Memorial and Botanical Gardens, Catalina Island, California, USA
• The Writings of Henry D. Thoreau, University of California, Santa Barbara Library
• WWW Ethnobotany Resource Directory (Michael B. Thomas, Department of Botany, University of Florida, USA)
• WWW Virtual Library: Biodiversity, Ecology and the Environment
• WWW Virtual Library - Biology Depts. and Institutes Outside U.S.A.
• WWW Virtual Library: Botany - Plant Biology (Harvard)
• WWW Virtual Library: Botany - Plant Biology (University of Oklahoma)
• WWW Virtual Library: Environment (University of Virginia, USA)
• WWW Virtual Library: Evolution
• WWW Virtual Library: Genetics
• WWW Virtual Library - U.S. Biology Departments and Institutes
• Wyoming Rare Plant Field Guide
• Xerox PARC Map Viewer
• XID Services, Inc. - Expert Identification Systems
• XVI International Botanical Congress, 1-7 August 1999, Saint Louis, Missouri, U.S.A
• Xylopia Monograph Project (Jason Swallen Herbarium, Ohio Wesleyan University)
• Yahoo - Gardening
• Yakima Area Arboretum (Yakima, Washington, USA)
• Yakima Valley Iris Society, Eastern Washington, USA
• Yale University, Department of Biology ,New Haven, Connecticutt, USA
• The Yam Bean Project's Homepage
• Yamasaki Laboratory, Institute of Pharmaceutical Sciences, School of Medicine, Hiroshima University, Japan
• Yanofsky Lab, University of California, San Diego (Arabidopsis)
• Yesterday's Rose
• Younger Botanic Garden, Benmore, UK
• Yuan Ming Yuan - Garden of Centred Wisdom, China
• A - Z Botanical Collection Ltd, UK
• Zeigerwerte der Gefäßpflanzen Mitteleuropas, so far only in German
• Zeitschrift für Mykologie (Journal of the German Mycological Society)
• Zilker Botanical Garden (Austin, Texas, USA)
• Zone 10 - The Source for Tropicals on the Internet
• Zoologicka a Botanicka zahrada mesta Plzen (Zoological and Botanical Garden of Plzen, Czech Republic)
• Zoosporic Fungi Online by Mel Fuller and Joyce Longcore, University of Maine, USA

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