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Internet Directory for Botany - Alphabetical List
http://www.ou.edu/cas/botany-micro/idb-alpha/bot-pt.html#p
--
Lawrence F. London, Jr. -|- Venaura Farm
InterGarden -|- http://metalab.unc.edu/london
lflondon@worldnet.att.net -|- london@metalab.unc.edu
Title: Internet Directory for Botany - Alphabetical List
This is a mirror page of
Internet Directory for Botany - Alphabetical List.
Internet
Directory
for
Botany -
Alphabetical
List
P
- Pacific Northwest Chapter of the International Society of Arboriculture
- Pacific Northwest Gardening Home Page, USA
- Pacific Northwest Native Wildlife Gardening
- Pacific Orchid Society (of Hawaii), USA
- La página Web de las Solanaceas
- Paignton Zoological and Botanical Gardens (Devon, UK)
- Paine Art Center & Arboretum, Oshkosh, Wisconsin, USA
- Palacky University, Department of Botany and Botanical Garden, Olomouc, Czech Republic
- Palaeo Talk, IOP
- Palaeoecological literature - A searchable database
- Palaeopage by Kurt Armbruster at University of Alberta, Canada
- Paleo-related Software (free)
- Paleobotanical Section of the Botanical Society of America
- Paleolimnology & Diatom Home Page, Botany Dept., Indiana University
- Paleonet East
- Paleonet West, Berkeley, USA
- Paleovegetation maps of the world at intervals since 18,000 14C years B.P
- Palm and Cycad Societies of Australia
- Palm information developed by Dr. Henry Donselman, Palm Trees, Tropicals, Subtropicals
- Palm Society of South Texas
- Palm Trees in Oregon
- Palmengarten der Stadt Frankfurt (Main), Germany
- Palmeras y jardines en el Suroeste de Europa (Palms and gardens in the South-west of Europe)
- Palmerton Arboretum, Roger River, Oregon, USA
- Palms and gardens in the South-west of Europe
- Palms Newsgroups (International Palm Society)
- Palms of the World by Mike Maxson
- Palynological and Palaeobotanical Association of Australasia
- Palynology and Paleoclimatology, Charles Stuart University, Australia
- Palynology of the genus Centaurea (Compositae), Russia
- The PANDORA taxonomic database system
- PANKEY, by Richard J. Pankhurst, UK.
- Papua New Guinea Rainforest & Biodiversity Information from Gaia Forest Conservation Archives
- Parasitic Flowering Plants and Arbuscular Mycorrhiza, Germany
- Parasitic Plant Connection by Dan Nickrent, Southern Illinois University College of Science, USA
- Parc Botanique et Zoologique de Tsimbazaza, Antananarivo, Madagascar
- Parc Marie-Victorin, Marie-Victorin, Kingsey Falls, Québec, Canada
- Le Parc Zoologique et Botanique de Mulhouse, France
- Parks and Gardens in Normandy, France
- Parque Pedagógico Etnobotánico Omaere, Puyo, Ecuador
- Parrot Jungle And Gardens, Miami, Florida, USA
- Parsimony Analysis Software
- Patricia Ledlie Bookseller, Inc.
- Peabody Museum of Natural History Herbarium, Yale University (New Haven, Connecticutt, USA)
- Peabody Museum of Natural History -- Paleontological Types
- Peabody Museum Paleobotany Collection, Yale University (gopher)
- Peninsula Orchid Society (San Mateo, California, USA)
- Penn State College of Agricultural Sciences - Herb Articles, USA (gopher)
- Penn State Horticultural Trial Garden, USA
- Pennsylvania Flora Project
- Pennsylvania Horticultural Society
- Penstemon Website
- People's Use of Algae
- The Peperomia Page and Peperomia and Exotic Plant Society, UK
- Perennial Plant Association
- The Perry-Castaneda Library Map Collection
- Perry's Perennial Pages (Leonard P. Perry, Burlington, University of Vermont, USA)
- Peru Checklist - Catalogue of the Flowering Plants and Gymnosperms of Peru, Missouri Botanical Garden
- PEST CABWeb, (CABI International)
- Pest Management Research Centre, Agriculture and Agri-Food Canada
- Peter's Carnivorous Plant Page
- Peterson's Education Center: Botany and Plant Sciences
- Petrozavodsk State University Botanic Garden (PSUBG), Karelia, Russia
- Pharmaceutical Information Network
- Phipps Conservatory in Pittsburgh, PA. USA
- Photo album of Costa Rican Orchid Species
- Photobiology Online
- Photographic Collection of the Australian National Botanic Gardens
- Photographs of Flowers and Other Plant Parts-1997
- Photosynthesis
- Photosynthesis Center, Arizona State University, USA
- Photosynthesis Directory, MIT Biology Hyper textbook
- Phycologia
- Phycological Newsletter - A publication of the Phycological Society of America
- The Phycological Society of America
- Phycological Society of Southern Africa
- PHYLIP, University of Washington (phylogenies programs)
- Phylodendron, an application for phylogenetic tree drawing
- Phylogenetic Analysis Computer Programs
- A phylogenetic and biogeographic study of the genus Verbascum in Greece (Knud Ib Christensen, Denmark)
- Phylogenetic arrangements of the flowering plants by Cronquist
- Phylogenetic arrangements of the flowering plants by Dahlgren
- Phylogenetic arrangements of the flowering plants by Thorne
- Phylogenetic Botany Lab., Department of Biology, Chiba University, Japan
- Phylogenetics software - Nascent software for the Mac by James Lyons-Weiler at University of Nevada, USA
- Phylogenetics Software Resources
- Phylogeny Packages by Joe Felsenstein, University of Washington, Seattle, USA
- Physiologia Plantarum
- Physiological and Molecular Plant Pathology
- PhytochemDB
- Phytochemical and Ethnobotanical Databases, USA
- Phytochemical Society of Europe
- Phytochemical Society of North America
- Phytologia Balcania
- Phytoparasitica, the Israel Journal of Plant Protection Sciences
- Phytopathologie, Faculté universitaire des sciences agronomiques, Belgium
- Phytopathology Newsgroup
- Phytopharmacognosy Discussion Group and Mailing List
- Phytopharmacognosy Gopher, UK
- PHYTOS - Plant Science Education Network
- Piante di Sicilia (Plants of Sicily, Italy) by Girolamo Giardina
- Piante Italia - A Site Dedicated to Plants
- Picture It: Great graphics for busy biology teachers
- Pierce Arboretum, Nebraska, USA
- Pilze, Pilze, Pilze by Georg Müller, Germany
- Pine Cone Identification Page (University of Delaware Botanical Garden, USA)
- Pine Lodge Gardens, St. Austell, Cornwall - National UK Grevillea Collection
- Pinetum Blijdenstein/botanical garden/ Hilversum, Netherlands
- The Pittsburgh Bonsai Society, USA
- The Plankton Net
- Plankton Reactivity in the Marine Environment (PRIME), NERC Thematic Research Programme, UK
- Plant and Insect Parasitic Nematode Home Page
- Plant and Microbial Sciences Home Page, University of Canterbury, New Zealand
- Plant and Soil
- Plant Biology 100 - General Botany for Non-Science Majors by James L. Reveal, Department of Plant Biology, University of Maryland, USA
- Plant Biology and Biotechnology, University of Delaware/DuPont
- Plant Cell Biology, Lund University, Sweden
- Plant Chromosome Numbers Search (gopher)
- Plant conservation in the Hawaiian archipelago (Germain Mesureur, UK)
- Plant Cuttings, an on-line newsletter by Department of Botany, Natural History Museum, London
- Plant Disease
- Plant Evolution: Botany 403, University of Tennessee, Knoxville, USA
- The Plant Finder Home Page, UK
- Plant Fossil Record Database
- Plant Fossils in Japan, Chiba University, Japan
- Plant Fossils of West Virginia by Monte Hieb, USA
- Plant Gene Register - University of Nebraska & Ophelia Publishing, USA
- The Plant Genetic Resources' Centre of the Netherlands, Wageningen, The Netherlands
- Plant Genetic Resources in Germany
- Plant Genetic Resources Information by Food and Agriculture Organization (FAO)
- The Plant Genome Data and Info Ctr, USDA/ARS/National Agr. Lib. (Gopher)
- Plant Genome Database Collaboration
- Plant Genome Databases, USA
- Plant Genome Server, USA
- Plant Hormones, UK
- Plant Identification and Classification - Botany 113, Department of Botany, University of Washington, USA
- Plant Lists from the Pacific Northwest, USA
- Plant Map of Costa Rica (Missouri Botanical Garden, USA)
- Plant Materials Database, Horticulture in Virtual Perspective (HVP), the Ohio State University, USA
- Plant Molecular Virology
- The Plant Names Project
- The Plant of the Week
- Plant Parasitic Nematodes Database by CENARGEN
- Plant Pathology
- The Plant Pathology Internet Guide Book by Thorsten Kraska, Institute for Plant Diseases and Plant Protection (IPP), University of Hannover, Germany
- Plant Photo Gallery of the Yamasaki Laboratory, Hiroshima, Japan
- Plant Photobiology Notes by Pedro J. Aphalo, Finland
- Plant Physiology
- Plant Physiology/Biochemistry/Molecular Biology Program at the University of Kentucky, USA
- Plant Physiology by Ross Koning, ECSU, Willimantic, USA
- Plant Population Ecology Section of the Ecological Society of America
- Plant Production Club, Faculty of Agriculture and Forestry, Helsinki University
- Plant Resources Information Laboratory (Q'TAXA) - University of California Riverside
- Plant Science Department, South Dakota State University, USA
- Plant Science Education Newsgroup
- Plant Specialists for Colombia (list by the Missouri Botanical Garden)
- Plant Species and Distribution Maps for the Great Basin
- Plant Species Database at WCMC
- Plant Species in the South Warner Mountains, California, USA (by David Charlet)
- Plant Systematics Research in Australasia
- Plant Taxonomists Online (PTO) - Cornell
- Plant Taxonomists Online (PTO) - UNM
- Plant taxonomy class offered at the University of Maryland
- The PLANT-TC listserv, University of Minnesota, USA
- Plant Tissue Culture Information Exchange
- Plant Tissue culture research at the University of Minnesota, US
- Plant Tissue Culture Resources
- The Plant Tracker
- Plant Trivia Timeline
- Plant Viruses Online Descriptions and Lists from the VIDE Database, Australia
- Plant Watch - phenological monitoring project by the Devonian Botanic Garden, University of Alberta, Canada
- PlantAmnesty
- Plantas do Nordeste
- Plantas utiles del estado de Jalisco, Mexico
- Plantation Orchid Society (Plantation, Florida, USA)
- Planteforsk, Norsk Institut for Planteforsking
- PlantFinder (Australia)
- Planting Fields Arboretum in Oyster Bay, New York (USA)
- PlantLink by PlantAmerica - search engine for botanists
- Plants Along the Los Angeles River
- Plants and Seeds by Gardening Unlimited, USA
- Plants at Monash University campus, Clayton, Australia
- Plants for a future
- Plants for Windows
- Plants in Motion
- Plants in the Hawaiian Environment - Botany 130
- Plants Newsgroup
- Plants of Australia
- The Plants of Hull (Richard Middleton, UK)
- Plants of the Machiguenga, eastern Peru
- Plants of the New Jersey Pinelands (Pine Barrens), USA
- Plants of the Norwegian Forests and Mountains (images) by Trine S. Tveter and Jon Wikne
- Plants, People and the Environment
- Plants Photo Gallery, USDA, USA
- Plants Toxic to Animals
- Plasmodiophorid Home Page, Department of Environmental and Plant Biology, Ohio University, Athens, USA
- Platypus - A Database Package for Taxonomists
- The Plumeria Place, John Murray, Texas, USA
- The Plumeria Society of America, Inc.
- PMS, Prirodoslovni Muzej Slovenije, Kustodiat za Botaniko, Herbarij LJM, Slovenia
- Poison Information on Plants (Maryland Poison Center, USA)
- Poison Ivy, Western Poison Oak, Poison Sumac by G. A. Mulligan, Canada
- The Poisonous Plant Database
- The Poisonous Plant Patch (Nova Scotia Museum, Canada)
- Poisonous Plants Bibliography
- Poisonous Plants Guide - Florida Agricultural Information Retrieval System (FAIRS), USA
- Poisonous Plants in Britain and Ireland on CD-ROM, UK
- Poisonous Plants in New Zealand
- Poisonous Plants of North Carolina by Dr. Alice B. Russell
- Poisons Information Database: Natural Toxins and Poisons in Plants Found in Singapore
- POLIBOTANICA, a botanic journal in Mexico, published quarterly
- Pollen Catalogue of the British Isles
- Pollen monitoring in Poland
- Pollen-WWW-Server, the University of Vienna, Austria
- Pollinia: Ochids on the Net, Canada
- PollyClave (a web-based multiple-entry identification key)
- Polygalaceae of the Guianas (Arian Jacobs, the Netherlands)
- Polypores of Sweden
- Pomology Department, UC Davis, USA
- Pomology pages of Alain Roueche, France
- Pooidae (Poaceae) in Australia by C.M. Weiller, M.J. Henwood, J. Lenz and L. Watson
- Poplar Molecular Network Gopher
- Poplars and Willows on the World Wide Web, University of Washington, USA
- Population Genetics Club
- Portland Dahlia Society (Oregon, USA)
- Portland State University, Department of Biology, Oregon, USA
- Potterton & Martin - Alpine & Dwarf Bulbs 1999
- Powell Gardens, Missouri, USA
- A Prairie Gallery by Bruce A. Heyne, USA
- Prehistoric Food Production in the Midcontinental United States
- Prehistoric Plant Use in New England - Bibliographies by David R. George, Department of Anthropology, University of Connecticut
- Preliminary checklist of the flora of the Una Biological Reserve, Brazil
- PRELUDE, a data bank on traditional veterinary medicinal plants in Africa
- Pretoria National Botanical Garden (Pretoria, South Africa)
- The Pringle Herbarium, University of Vermont, USA
- Proceedings of a Mini-Symposium on Biological Nomenclature in the 21st Century held at the University of Maryland on 4 November 1996, Edited by James L. Reveal, USA
- Project Linnaeus
- PROSEA Homepage - Plant Resources of South-East Asia
- Protea Atlas Project, South Africa
- Protected Areas Database at WCMC
- Protected Areas Virtual Library
- The Protocol Journal of Botanical Medicine by Herbal Research Publications, Inc.
- Provasoli-Guillard National Center for Culture of Marine Phytoplankton
- The Proven Winners Garden Site, USA
- Providence College: Biology (Rhode Island, USA)
- Provincial Museum of Alberta, Canada: Pollen and Seed Reference Collections
- The Provincial Museum of Alberta, Edmonton, Canada
- A Provisional World List of Geosites for Palaeozoic Palaeobotany
- Publicly Accessible Mailing List - Index for Botany
- Puget Sound Mycological Society, Seattle, Washington, USA
- Pukeiti Rhododendron Trust (New Zealand)
- Purdue University, Botany & Plant Pathology, West Lafayette Indiana, USA
- Purdue University Herbaria
- Purdue University's Arthur Herbarium
- Purdue University's Kriebel Herbarium
- Puutarhaliitto - Trädgårdsförbundet
Q-S
- Quail Botanical Gardens, San Diego, California, USA (via AOL)
- Quail Botanical Gardens, San Diego, California, USA (via DDC)
- Quaternary Environments Network, Palaeovegetation
- Queen Elizabeth Arboretum, Vancouver, British Columbia, Canada
- The Queen Elizabeth II Botanic Park, Cayman Islands
- Queen's University, Department of Biology - Kingston, Ontario, Canada
- Queensland Herb Society inc., Brisbane, Australia
- Queensland Herbarium, Indooroopilly, Australia
- Les "jardins d'exception" de la Ville de Menton, France
- R.A. Stranahan Arboretum, University Of Toledo, Ohio, USA
- Rafflesia On-Line from the Department of Botany, Faculty of Life Sciences, Universiti Kebangsaan, Malaysia
- Rainforest Action Network
- Rainforest Medical Foundation
- Rainforests, Diversity and Destruction by Dave Kristula
- Raintree Marketing Home Page
- Raleigh Rose Society, USA
- Ralph Martin's Cacti and Succulents Page
- Ralph's Finest Fungi Fancier File by Ralph Czerepinski, Michigan, USA
- RAMAS Library of Ecological Software
- Rancho Santa Ana Botanic Garden, Claremont, California, USA
- The Ranunculus Home Page (Andrew Spink, Wageningen, the Netherlands)
- The Rare and Endangered Plants of San Mateo and Santa Clara County with Photography and Illustrations by Toni Corelli and Zoe Chandik, USA
- Rare Books and Artwork at The Holden Arboretum, Kirtland, Ohio, USA
- Rare plants and animals for the state of Virginia, USA
- Rare Plants of San Diego County by Craig H. Reiser (USA)
- Rare Vascular Plants of British Columbia, Canada
- Ray J. Davis Herbarium, Division of Life Sciences, Idaho Museum of Natural History, USA
- Ray Smith's Daylily Homepage
- Real Jardin Botanica Juan Carlos I, Universidad de Alcalá, Alcalá en Henares, Madrid, Spain
- Real Jardin Botanico, Madrid, MA Herbarium Fungus Collection (gopher)
- Real Jardin Botanico, Madrid, Spain (gopher)
- rec.gardens.roses FAQ
- Recent Literature on Lichens
- Red Butte Garden and Arboretum, University of Utah (Salt Lake City, Utah, USA)
- Red espanola de aerobiologia, Spanish Aerobiology Network, Spain
- Redlisted Swedish Characeae, a searchable database of the Swedish Museum of Natural History, Stockholm
- Redwood Empire Rose Society, USA
- Reed College, Biology Department (Portland, Oregon, USA)
- Reference Guide for Herbs
- A Reference List for Plant Re-introductions, Recovery Plans and Restoration Programmes, Royal Botanic Gardens, Kew, UK
- Reflection Riding Arboretum and Botanical Garden, Chattanooga, Tennessee, USA
- Regensburger Mykologische Schriften (Germany)
- Regnum Vegetabile
- Reiman Gardens, Iowa State University (Ames, Iowa, USA)
- Relative Apparent Synapomorphy Analysis (RASA)
- Research Institute for Bioresources, Okayama University, Japan
- RéseaSuisse de Floristique (RSF)
- Reseau Suisse de Floristique (RSF), Swiss Floristic Network
- The Resistant Pest Management Newsletter
- Resources of Scholarly Societies: Biology from the University of Waterloo Library, Canada
- Restoration Ecology - The Official Journal of the Society for Ecological Restoration
- The Review of Palaeobotany and Palynology
- A Review of the genus Eccremocarpus (Bignoniaceae), William G. D'Arcy, Missouri Botanical Garden
- A Revision of Anthurium Section Pachyneurium (ARACEAE)
- A revision of Collybia s.l. in the northeastern United States and adjacent Canada
- Revista Chilena de Historia Natural
- Revista Gayana Botánica (Chile)
- Rhode Island Natural History Survey, Providence, USA
- Rhodes University, Department of Botany, Schönland Botanical Laboratories, Grahamstown, South Africa
- The Rhododendron Page
- Rhododendron Species Botanical Garden, USA
- Rhodora
- Rhythms in organisms - An introduction for observing, experimenting, recording and analysing
- Rice Genome Research Program (RGP) at STAFF Institute in Tsukuba, Japan
- Rijksherbarium / Hortus Botanicus, Leiden, the Netherlands
- Rijksuniversiteit Groningen: Afdeling Biologie (the Netherlands)
- Ringve Botanical Garden (Trondheim, Norway)
- The Rio Grande Botanic Gardens and Conservatory (Albuquerque, USA)
- The riparian flora of the Oker river system (northern part of Germany)
- Riverbanks Zoo and Botanical Garden, Columbia, South Carolina, USA
- Riverine Wetlands: Succession and Restoration by the Freshwater and River Ecology Research Unit, Université Claude Bernard-Lyon 1, France
- The Robert & Catherine Wilson Botanical Garden & Las Cruces Biological Station, Costa Rica
- Robert Bebb Herbarium, Oklahoma Biological Survey
- The Rock Garden Club Prague, Czech Republic (RGCP)
- Rockwood Museum, Delaware, USA
- Rocky Mountain Herbarium, Department of Botany, University of Wyoming, Laramie, USA
- Rocky Mountain Wildflowers CD-ROM
- Room of Saintpaulia (Gesneriaceae) by Ken'ichi Okishita, Japan
- Rosaceae Home Page
- The Rosarian, a site devoted to roses and the gardeners who cultivate them
- Rose Resource - All-America Rose Selections Web Site
- Rose Society of Greater St. Louis, Missouri, USA
- Rose Society of Tucson, USA
- Ross Potato Herbarium, Germany
- Rotary Gardens, Inc. (Janesville, Wisconsin, USA)
- Rothamstead Experimental Station, Department of Plant Pathology (UK)
- The Royal Botanic Garden Edinburgh, UK
- The Royal Botanic Gardens, Kew, United Kingdom
- Royal Botanic Gardens Melbourne, Australia
- Royal Botanic Gardens Sydney, Australia
- Royal Botanical Gardens, Hamilton/Burlington, Ontario, Canada
- The Royal Horticultural Society, UK
- The Royal National Rose Society (UK)
- The Royal Ontario Museum (ROM) Botany Department, Canada
- The Royal Ontario Museum (ROM) Vascular Plant Herbarium (TRT), Canada
- Royal Tasmanian Botanical Gardens Appeal, Australia
- Royal Veterinary and Agricultural University (KVL), Department of Botany, Dendrology and Forest Genetics, Copenhagen, Denmark
- Rubiaceae, page by Chris Puttock, Australia
- Ruhr Universität Bochum AG Geobotanik, Germany
- Ruhr Universität Bochum AG Geobotanik, Germany
- Russian Academy of Sciences, Department of General Biology (DGB)
- The Ruth Bancroft Garden (Walnut Creek, California, USA)
- S.M. Tracy Herbarium (TAES), Texas A&M University, USA
- S. Mary Grace Burns Arboretum of Georgian Court College - Lakewood, New Jersey, USA
- The S R Warner Herbarium, Sam Houston University, Department of Biological Sciences, Huntsville, Texas, USA
- SADC Plant Genetic Resources Centre (SPGRC), Lusaka, Zambia
- Saint Petersburg Botanic Society (Florida, USA)
- Salicaceae in Finland: distribution maps of the native and established species
- Sam Houston State University, Department of Biological Sciences (Huntsville, Texas, USA)
- San Antonio Botanical Gardens, Texas, USA
- San Diego Epiphyllum Society (California, USA)
- San Diego Fern Society
- San Diego State University, Biology Department (California, USA)
- San Francisco Bay Area Wildflowers by Michael Paul Thoma, USA
- San Jose Gardens, California, USA
- San Jose Heritage Rose Garden, (California, USA)
- Sanger Centre, UK
- Santa Barbara Botanic Garden, California, USA
- Santa Barbara Botanic Garden, California, USA - Herbarium
- Santa Barbara Museum of Natural History (California, USA)
- Santa Clara County Rose Society
- São Paulo State University at São José do Rio Preto, Department of Botany, Brazil
- Saw-palmetto: an Ecologically and Economically Important Native Palm by George Tanner, J. Jeffrey Mullahey, and David Maehr, University of Florida, USA
- SAXIFRAGA - European Flora Slides
- The Saxifrage Society, UK
- Scandinavian Society for Plant Physiology
- SCB: The Society for Conservation Biology (SCB), USA
- Schedel Foundation Arboretum and Gardens, Elmore, Ohio, USA
- School of Biological Sciences, University of Sydney, Australia
- School of Biological Sciences, University of Wales, Swansea, UK
- School of Botany, La Trobe University, Australia
- School of Plant Sciences, University of Reading
- Science and Plants for Schools, Nottingham, UK
- Science Professional Network
- Science - Yahoo List
- Scientific Journals: Botany, Plant Science, Crop Science, Soil Science
- Scientific software from the Swedish Agricultural University (SLU)
- Scott Arboretum, Swarthmore College, USA
- Scott's Botanical Links
- Scottish Agricultural College
- The Scottish Rare Plant Project
- Scrophulariaceae Gopher
- Seagrass Page
- Search Form for WWW VL Biosciences at Harvard
- Search the plant chromosome numbers (Missouri Botanical Garden)
- Searchable algae and vascular plant type specimen Database at Botanical Museum and Library, University of Copenhagen, Denmark
- Searchable World Wide Web Multilingual Multiscript Plant Name Database
- Seaweed, University College, Galway
- Secção de Fitoecologia e Herbologia - Department of Botany and Biological Engineering, Instituto Superior de Agronomia, Portugal
- Sección Botánica, Departamento Academico de Biologia, Universidad Peruana Cayetano Heredia, Lima, Peru
- Second International Congress of Ethnobotany, 1997, Mexico
- The Secret Garden (Floral Radiographs)
- Section Botanique at Musée National d'Histoire Naturelle, Luxemburg.
- The Sedum Society, UK
- SeedQuest
- Seeds and Plants International (SEPI) - The Perennial Source, Canada
- The Seeds Mailing List by Duncan McAlpine
- Seeds of Garden from the New Mexico State University College of Agriculture and Home Economics, USA
- Seeds of Hope...Harvest of Pride! Ohio State University, USA
- Seeds of Life
- Sektion für Biosystematische Dokumentation - University of Ulm, Germany
- Selected research projects of the New York Botanical Garden by Location
- Selmar Schonland Herbarium (GRA), South Africa
- Sempervirens Fund (USA)
- Sequence Retrieval System - Network Browser for Databanks in Molecular Biology (EMBL-EBI, Hinxton, UK)
- Sequences, Sources, Taxa (SST)
- Serra Gardens Landscape Cacti and Succulents, California, USA
- Serveur d'informations sur la biodiversité en Wallonie, Belgium
- SERWIS ALERGOLOGICZNY, Osrodka Badania Alergenow Srodowiskowych - Polskiego Monitoringu Pylkowego Informacje o stezeniu pylku roslin w atmosferze (Allergen Research Center, Poland)
- Sewanee Department of Biology, the University of the South Tennessee, USA
- Sewanee Herbarium, the University of the South Tennessee, USA
- Shaded Perennial Gardens
- Shadenet Horticulture Site, India
- Shanghai Botanic Garden, Shanghai, China
- Shaw Arboretum of the Missouri Botanical Garden, USA
- Sherman Gardens and Library Photo Tour, California, USA
- Sherwood Fox Arboretum, University of Western Ontario, London, Canada
- Shields' Daylily Garden
- Shofuso: The Pine Breeze Villa, Philadelphia, Pennsylvania, USA
- Siatista Botanical Museum, Greece
- Sida, Botanical Miscellany (SBM) Homepage
- Sida, Contributions to Botany
- Sida, Contributions to Botany and Sida, Botanical Miscellany - Two Publications of The Botanical Research Institute of Texas
- The Sierra Club, USA
- The Sierra Foothills Rose Soc. (California, USA)
- La Sierra University, Department of Biology - Riverside, California, USA
- Silvia & Cedric's UK Orchid Pages
- Simon Fraser University, Department of Biological Sciences, Barnaby, British Columbia, Canada
- Singapore Botanic Gardens
- Sir Harold Hillier Gardens and Arboretum, Ampfield, UK
- Sixth International Mycological Congress (IMC6, Jerusalem, 1998)
- Skånes Mykologiska Förening (Skåne Mycological Society, Sweden)
- Skis v5.6 for Biodiversity Data Capture, Checklisting and Communications
- Skriptum zum Pflanzenbestimmen
- Slayton Arboretum, Hillsdale College, MI, USA
- SMASCH Data Entry Software and Database Structures
- SMASCH Project, University of California at Berkeley, USA
- Smithsonian Botany Collections Page
- Smithsonian Catalog of Botanical Illustrations
- Smithsonian Lichen Research
- Smithsonian Natural History, Department of Botany, USA
- The Smithsonian Natural History Web
- Snapdragon home page (Antirrhinum majus)
- Sociedad Argentina de Botánica
- Sociedad de Botánica de Chile
- Sociedad de Ecología de Chile
- Sociedad Española de Fitopatología
- Sociedad Española de Horticultura
- Sociedad Potosina de Cactología, Mexico
- Società Botanica Italiana - The Botanical Society of Italy
- Società italiana di Ecologia, Italian Society of Ecology
- Societas pro Fauna et Flora Fennica (Finland)
- La Société Belge de Dendrologie / De Belgische Dendrologische Vereniging
- Societe francaise d'orchidophilie (French Orchid Society)
- The Society for Actinomycetes Japan
- The Society for Economic Botany at Southern Illinois University, Carbondale, USA
- Society for Economic Botany Editorial Offices
- The Society for Economic Botany from the University of Michigan, USA
- Society for Growing Australian Plants (SGAP)
- Society for In Vitro Biology (SIVB), USA
- The Society for the Preservation of Natural History Collections (SPNHC)
- The Society of Natural Plants Lovers in Hokkaido, Japan
- Society of Wetland Scientists
- Software Archives for Biology
- Software Checklist for Ecology, Taxonomy, and Management of Collections (in Dutch)
- Software Checklist for Ecology, Taxonomy, and Management of Collections (in English)
- Software for Pest Management
- SolGenes - Solanaceae
- Solheim Mycological Herbarium, Department of Botany, University of Wyoming, Laramie, USA
- Some Botanical and Horticultural Databases, Herbs, and Christmas Trees on the Web by Stanley Johnston, Holden Arboretum, USA
- Sommerfeltia
- Sonnenberg Gardens, Canandaigua, NY
- Sonoma County Orchid Society (California, USA)
- The Sonoran Desert Lichen Flora Project
- Soqotra - Royal Botanic Garden Edinburgh
- The South African Aloe and Succulent Society
- South African Mangoes Online
- The South Carolina Botanical Garden
- South Carolina Plant Atlas
- South China Institute of Botany, Guangzhou. - Page from UNDP's server
- Southeastern Regional Floristic Information System (SERFIS), University of Alabama, Tuscaloosa, USA
- Southern African Botanists' addresses
- Southern African Herbarium Working Group (SAHWG)
- Southern African Society for Plant Pathology
- Southern Business Express Seed Division -- Exotic, Tropical Plant Seed Catalog, Massachusetts, USA
- Southern California Clematis Society, USA
- Southern California Natural History, Loyola Marymount University, Biology Department
- Southern Forest Nursery Management Cooperative, Auburn University, Alabama, USA
- Southern Illinois University at Carbondale, Department of Plant Biology
- Southern Illinois University Herbarium Home Page, USA
- Southern Nazarene University, Department of Biology (Bethesda, OK, USA)
- Southern Oregon University, Department of Biology, USA
- Southwest Missouri State University, Department of Biology, USA
- Southwest School of Botanical Medicine/Michael Moore Home Page
- Southwestern Fern Society, USA
- Southwestern Ohio Daffodil Society, USA
- Southwestern Pennsylvania Orchid Society, USA
- Southwestern University, Department of Biology (Georgetown, Texas, USA)
- Soybase - Shoemaker Laboratory, Iowa State University, USA
- Spanish-English-Latin Glossary of Plant Names
- Specialist Science Books, UK
- Species 2000
- A Species Directory of the marine fauna and flora of the British Isles and its surrounding seas
- Spongospora Home Page, a place for information and communication exchange on different aspects of the pathogen Spongospora.
- Spore Print, journal of the Los Angeles Mycological Society, USA (gopher)
- Spores Afield (Mycology)
- Springer-Verlag Publishers, USA
- SRA INRA-CIRAD San Ghjulianu, Station de Recherches Agronomiques de Corse, France
- St. Andrews Botanic Gardens
- St. Francis Xavier University, Canada - Plant Evolution and Development at the Department of Biology
- St. Johns University, College of St. Benedict, Department of Biology (Collegeville, Minnesota, USA)
- St Vincent and the Grenadines Botanic Gardens, Kingstown
- Staatliches Museum für Naturkunde Stuttgart (Germany)
- Standards and Core Attributes for Biological Data (ERIN)
- Stanford genomic resources, USA
- Stanford University: Plant Biology (USA)
- A Start at a Comprehensive Theory of Plant Hormones
- The State Botanical Garden of Georgia, USA
- State of Environment Norway
- The state of taxonomy of the genus Armillaria by Harold H. Burdsall, Jr. and Thomas J. Volk, Center for Forest Mycology Research, Forest Service, U. S. D. A., Madison, Wisconsin, USA
- The Staten Island Botanical Gardens, at Snug Harbor, New York, USA
- Stavanger Bonsai Forening (Stavanger Bonsai Society, Norway)
- Stekkenplek Zwingelspaan, West Brabant, the Netherlands (a garden)
- The Stephen F. Austin State University Arboretum (Nacodoches, Texas, USA)
- Stephen F. Austin State University, Biology Department, Texas, USA
- Stinger's Bamboo Links and Information, University of Florida, USA
- Stockholm University, Department of Botany
- Stockholm University, Department of Systems Ecology, Sweden
- Stokes Tropicals, New Iberia, Louisiana, USA
- A Strategy for an All-Taxa Inventory of Fungal Biodiversity by Amy Y. Rossman, USDA-Agricultural Research Service, Systematic Botany and Mycology Laboratory
- The Strawberry Facts Page by Jenni A. Merrifield, Canada
- Strawberry Press Home Page, USA
- Strictly Hibiscus Homepage (Shelley Lynn, USA)
- Strybing Arboretum & Botanical Gardens, San Francisco, California, USA
- The Succulent Plant Page
- Succulenta (The Dutch-Belgian Society of Cactus and Succulent Amateurs)
- Summerfield Books (UK)
- The Sunflower-Girasol Page of Luis F. Hernández
- Sunset Succulent Society (Santa Monica, California, USA)
- Sunshine Farm & Gardens, Greenbrier County, West Virginia, USA
- SunSite Herb Archives
- Surreybrooke, Maryland, USA
- Survey of Economic Plants for Arid and Semi-arid Lands (SEPASAL)
- A Survey of the Plant Kingdoms by Frances M. Cardillo, O.S.F. and Tonya S. Samuels Department of Biology Manhattan College and the College of Mt. St. Vincent, USA
- Sustainable Trees and Shrubs for Southern New England, USA
- SVCK-Liste der Sammlung von Conjugaten-Kulturen-Universität Hamburg (Germany)
- Svensk Botanisk Tidskrift, Sweden
- Svenska Botaniska Föreningen (SBF), Swedish Botanical Society
- Svenska Clematis Sällskapet (Clematis Society, Sweden)
- Svenska växtgeografiska sällskapet (Societas Phytogeographica Suecana), Sweden
- Sveriges Mykologiska Förening (Swedish Mycological Society)
- Sveriges växter - Den virtuella floran ("Virtual Flora of Swedish Vascular Plants")
- Svinvik Arboretum, Norway
- The Swartz Herbarium at the Swedish Museum of Natural History (S)
- The Swedish Biodiversity Centre - a national centre for research on biodiversity
- The Swedish Fuchsia Society (Svenska Fuchsiasällskapet), Sweden
- Swedish Hoya Society
- Swedish meeting place for people interested in gardening
- Swedish Mosses
- Swedish Museum of Natural History
- Swedish Museum of Natural History - lichen collections
- Swedish Museum of Natural History, Palynological Laboratory (Stockholm, Sweden)
- Swedish Museum of Natural History, Stockholm, Sweden: Christian Luerssen's herbarium
- Swedish Threatened Species Unit
- A Sweetpotato Sampler
- Swertia [Frasera] albomarginata in Mojave National Preserve, San Bernardino County, California, USA
- Swiss Federal Institute for Forest, Snow and Landscape Research (WSL) in Birmensdorf / Zurich, Switzerland
- Swiss Flowering Plants
- Sydney Fungal Studies Group, Australia
- Sylva W3 - A Plant Biology Web Site at Univ. Laval, Canada
- SYN-TAX multivariate data analysis program by J. Podani, Hungary
- A Synonymized Checklist of the Vascular Flora of the United States , Canada and Greenland, 1994
- A Synonymized Checklist of the Vascular Flora of the United States, Puerto Rico, and the Virgin Islands
- SysTax -- Botanical Garden Information System, Germany
- A System for Easy Analysis of Lots of Sequences (SEALS)
- Systematic Biology, USA
- Systematic Botany and Mycology Laboratory, Agriculture Research Service, USDA
- Systematic Botany Monographs
- Systematic Studies in Discomycetes: Pezizales from the Harvard University Herbaria, USA
- Systematics and Biogeography of Bromeliaceae (David Taylor, USA)
- Systematics Newsgroup
- Systematics of the Cyclanthaceae, especially Sphaeradenia and Chorigyne
- Szabolcs-Szatmr-Bereg County, Hungary - Botanic Garden and Regions
T
- Tête d'Or Park, Lyon, France
- Taconite Inlet Project, Canada - A Systems Approach to Paleoclimatology
- Taiwan Agricultural Chemicals and Toxic Substances Research Institute (TACTRI)
- Taiwan Agricultural Chemicals and Toxic Substances Research Institute (TACTRI)
- Talbot Botanic Garden, Malahide, Ireland
- The Tallgrass Prairie in Illinois
- Tallinn Botanic Garden, Estonia
- Tama Forest Science Garden, Japan
- TAMU Biology Herbarium Collection - Search Form
- TAMU-BWG Herbarium Specimen Browser
- The Tanzania Botanical Training Programme
- Tartu University, Faculty of Biology and Geography, Estonia
- Tartu University, Institute of Botany and Ecology, Estonia
- Tartu University Lichenological Herbarium, Estonia
- Tasmania-Commonwealth Regional Forest Agreement: Rare or Threatened Tasmanian Forest Ferns
- Tasmanian Museum and Art Gallery, Hobarth, Australia
- Tasmanian Orchid Society, Australia
- Tasmanian Parks and Wildlife Service ,Australia
- TAXACOM Listserv Archives
- TAXASOFT by Eric Gouda, the Netherlands
- TAXON, journal of the International Association for Plant Taxonomy
- A Taxonomic Information Model for Botanical Databases
- Taxonomic Resources and Expertise Directory (TRED) for North America North of Mexico
- A Taxonomic Revision of Pseudodracontium (Araceae), Russia
- Taxonomic Tools by Computer (TTBC), Museo Nacional de Ciencias Naturales, Madrid, Spain
- Taxonomy and Nomenclature Software
- Taxonomy and Systematics at Glasgow
- Taxonomy of Flowering Plants - Biology 211, Colby College, USA
- Taxonomy of Flowering Plants, Botany 201, Texas A & M University
- Taylor Memorial Arboretum, Pennsylvania, USA
- TDWG International Working Group on Taxonomic Databases, Subgroup on Accession Data - Preparing for a Collection Data Standard, Germany
- TDWG Subgroup on Accession Data: Standards, Information Models, and Data Dictionaries for Biological Collections
- Teikyo University, Institute of Medical Mycology, Tokyo, Japan
- Tel Aviv University Botanic Gardens
- Tel Aviv University, Department of Plant Sciences, Israel
- Tel Aviv University Herbarium (TELA), Israel
- The Tele-Garden, USA
- Telopea
- The Temperate Rainforest of the Pacific Northwest
- Tennessee Division of Natural Heritage, USA
- Tennessee Exotic Pest Plant Council, USA
- Terrestrial and Marine Protected Areas in Australia
- Texas A&M Bioinformatics Working Group, USA
- Texas A&M Biology Department Herbarium (TAMU)
- Texas A&M Biology Herbarium (TAMU) collection - search specimen data
- Texas A&M University Department of Biology Herbarium (TAMU) Vascular Plant Image Gallery, USA
- Texas A&M University, Department of Plant Pathology, USA
- Texas Aggie Horticulture
- Texas Agricultural Experiment Station
- Texas Botanical Garden Society, Austin, USA
- Texas Flora Checklist
- Texas Flora Consortium
- Texas Plant Disease Handbook - Texas Agricultural Extension Services's Texas Plant Disease Handbook
- Texas Subtropical Agricultural Center
- Texas Sunflowers (Helianthus)
- Texas Wildflowers, USA
- Thai Orchid Species
- TheWorld(TM) Guide to Botany
- Threatened and Endangered Plant Species at Kennedy Space Center, Florida, USA
- Threatened lichens in Finland by Sampsa Lommi, University of Helsinki, Finland
- Threatened Plants of Tasmania, Australia
- Threatened Plants of the World: Europe
- Threatened plants of Vietnam at WCMC
- Tico Ethnobotanical Dictionary
- The TIGR Arabidopsis thaliana Database
- Tillandsia International, USA
- Timber Press botanical publications
- The Time Life Complete Gardener Encyclopedia Search Page, USA
- Time Life's House Plant Pavillion, USA
- Time Life Virtual Garden
- To Garden Finely
- Tohono Chul Park, Arizona, USA
- Toluca de Lerdo, Cosmovitral Jardin Botanico, Mexico
- Tom Volk's Fungi, Center for Forest Mycology Research, Forest Products Lab, Madison, Wisconsin, USA
- The Torrey Botanical Society
- A Tour of the Flynn Bogs System, Texas
- Tower Hill Botanic Garden, Boylston, Massachusetts, USA
- Tower Hill Botanic Garden, Massachusetts, USA (MoBot.)
- Tracy, a system for the management of herbarium collections
- Traditional Gardening
- TRANSLAT, Botanical Latin Translation Program
- The Tree of Life Home Page
- Tree Physiology
- TreeBASE Database, Harvard University Herbaria, USA
- TreeMap - An experimental program for comparing host and parasite
- Trees of Borneo
- Trees of California - A Forest Ecology Class Project, Spring, 1996
- Trees of Ohio
- Trees of the Pacific Northwest
- TreeView - a free, simple program for displaying phylogenies on Apple Macintosh and Windows Pcs
- TreeWeb: The Natural History of Trees
- Trends in Ecology and Evolution
- Trends in Plant Science
- Tresco Abbey Gardens, Tresco, UK
- Triangle African Violet Society, North Carolina, USA
- Triglav National Park - Biology, Slovenia
- Trinidad & Tobago Orchid Society
- Trinity College Botanic Garden, Dublin, Ireland
- Trinity College Dublin, Department of Botany, Ireland
- Trinity College Dublin, Herbarium (TCD), Ireland
- A Trip to an East Texas Sandstone Outcrop, Texas A & M University
- TRITON, Index to Organism Names
- Tromsø Botanic Gardens, Norway
- Tromsø Museum (TROM), Norway
- Tropical Biodiversity Courses - Dendrology
- Tropical Biodiversity, journal of the Indonesian Foundation for the Advancement of Biological Sciences
- Tropical Biologists on the Internet
- Tropical Bryology
- Tropical Feeds Database (FAO), Oxford
- Tropical Fruits News Magazine
- Tropical Gardens of Maui (Hawaii, USA)
- The Tropical Hibiscus: Queen of the Tropics
- The Tropical Orchid Society, USA
- The Tropical Rain Forest in Surinam
- TROPICOS - Missouri Botanical Garden
- Trrestrial orchids
- Truman State University: Biology (Missouri, USA)
- TSB Lichen Herbarium Database (Department of Biology, University of Trieste, Italy)
- Tsukuba Botanical Garden (Japan)
- Tucson Botanical Gardens, Arizona, USA
- Tucson Cactus and Succulent Society (Arizona, USA)
- Tulane University Herbarium, Department of Ecology, Evolution, and Organismal Biology, Tulane University, New Orleans, Louisiana
- Tulane University Herbarium, Type collections (148 vascular plant specimens)
- Turkish Endemic Plants Database
- Turkish Journal of Botany
- Turku University Herbarium, Finland
- Twentieth Century Gardens, Hot Springs National Park, Arkansas, USA
- Two occurrences of Desert Elkweed Swertia albomarginata (S. Watson) Kuntze, Gentianaceae, in the Mid Hills, Eastern Mojave Desert, San Bernardino County, California
- Two Rainy Side Gardeners
- Tyler Arboretum Homepage (Media, Pennsylvania, USA)
- Type catalog of the Herbarium Pacificum (BISH) of the Bishop Museum
- Type Specimens of the Dutch Herbaria
- Type specimens of the University of Texas, Austin, USA
- Types Catalog, University of California and Jepson Herbaria, USA