Links

Botanical Gardens and Arboretums

American Public Gardens Association - www.publicgardens.org
Botanic Gardens Conservation International (U.K.) - www.bgci.org
Botanical Research Institute of texas - www.brit.org
The Garden Club of America - http://www.gcamerica.org
Missouri Botanical Garden - www.mobot.org
National Tripical Botanical garden - www.ntbg.org
New York Botanical Garden - www.nybg.org

Horticulture and Gardening Links 

American Horticultural Society - www.ahs.org
American Society of Horticultural Science - www.ashs.org
Gardening Know How - www.gardeningknowhow.com
GardenWeb - www.gardenweb.com
International Society for Horticultural Science - www.ishs.org

Botany Links 
Asociación Latinoamericana de Botánica, ALB (Latin American Society of Botanists) -www.botanica-alb.org
Bishop Museum Botany Page -www.bishopmuseum.org/research/natsci/botany/botany.html
Botanical Society of America - www.botany.org
Botany online - www.biologie.uni-hamburg.de/b-online/e00/contents.htm
California Plant Names: Latin and Greek Meanings and Derivations -www.calflora.net/botanicalnames/index.html
Field Museum of Natural History - Botany -www.fieldmuseum.org/research_collections/botany/default.htm
Hunt Institute for Botanical Documentation - http://huntbot.andrew.cmu.edu/
Index Herbariorum (NYBG.org: Index Herbariorum) -http://sciweb.nybg.org/science2/IndexHerbariorum.asp/
International Aroid Society - www.aroid.org
International Organization for Plant Information -http://plantnet.rbgsyd.nsw.gov.au/iopi/iopihome.htm
International Plant Names Index (IPNI) - www.ipni.org
Internet Directory for Botany - www.botany.net/IDB/
National Biological Information Infrastructure (nbii) - Botany -http://www.nbii.gov/portal/server.pt/
National Plant Germplasm System - www.ars-grin.gov/npgs/
Natural History Museum (London) Botany Collections - http://www.nhm.ac.uk/research-curation/departments/botany/

Biology and Other Science Links 
Endangered Species Program U.S. Fish and Wildlife Service -http://www.fws.gov/endangered/
National Academy of Sciences - www.nasonline.org/
National Genetic Resources Program: GRIN - www.ars-grin.gov/
National Museum of Natural History (Smithsonian Institution) - www.mnh.si.edu/
National Science Foundation - www.nsf.gov
The Natural History Museum (London) - www.nhm.ac.uk
U.S. Fish and Wildlife Service - www.fws.gov/

Conservation and Ecology Links 
East African Wild Life Society www.eawildlife.org/
Ecological Modelling - http://ecobas.org
Ecological Society of America - www.esa.org
Ecology and Society - www.ecologyandsociety.org/
The Eden Project - www.edenproject.com/
Fauna and Flora International - www.fauna-flora.org/
Forest Protection Portal - http://forests.org/
Gap Analysis Program, striving to keep common species common -www.gap.uidaho.edu/default.htm
Global Change Master Directory, NASA - http://gcmd.gsfc.nasa.gov/
Hawaii's Most Invasive Horticultural Plants - www.state.hi.us/dlnr/dofaw/hortweeds/
International Society for Ethnobiology - http://ise.arts.ubc.ca/
The Man and the Biosphere (MAB) Programme -http://portal.unesco.org/science/en/ev.php-URL_ID=6393&URL_DO=DO_TOPIC&URL_SECTION=201.html
National Council for the Environment - http://ncseonline.org/
The Nature Conservancy - www.nature.org
Nature Kenya and the East African Natural History Society - www.naturekenya.org/
Society for Conservation Biology - www.conbio.org
Society for Ecological Restoration - www.ser.org
Society for Economic Botany - www.econbot.org
U.S. Global Change Research Program - http://globalchange.gov/
U.S. Long-Term Ecological Research Network (LTER) www.lternet.edu/
World Conservation Monitoring Centre, UNEP - www.unep-wcmc.org/index.html

Forestry and Dendrology Links 

Forest Conservation Links - http://forests.org/links/
Global Forest Watch - www.globalforestwatch.org/ 
World Agroforestry Center - www.worldagroforestrycentre.org/

Phylogeny, Taxonomy and Biodiversity 
American Society of Plant Taxonomists - www.aspt.net/publications/sysbot
Association for Biodiversity Information - Southwest - www.abisw.org
ETI BioInformatics World Taxonomists Database - www.eti.uva.nl/tools/index.php
GBIF - Global Biodiversity Information Facility - www.gbif.org
KBD: Kew Bibliographic Databases - http://kbd.kew.org/kbd/searchpage.do
Natural Science Collections Alliance - http://www.nscalliance.org