Agricultural Institute of Slovenia
Agricultural Research Service
Biodiversity Web
Center for Plant Conservation
Centre for Genetic Resources
Commission on Genetic Resources for Food and Agriculture
Consultative Group on International Agricultural Research
Dave's Garden
Defenders of Wildlife
Dutch Gardens
Eden Foundation
Endangered Wildlife Trust
European Cooperative Programme for Crop Genetic Resources Networks
Garden Watchdog
Genetic Resources Action International
Heirloom seeds
Het Hof van Eden
Horticulture Research International
Integrated Taxonomic Information System
International Bulb Society
International Plant Genetic Resource
International Union for the Protection of New Varieties of Plants
Natural Heritage Network
Plant Conservation Alliance
Plant Intellectual Property
Plants For A Future
PLB143: Evolution of Crop Plants
Programa Nacional de Semillas
Reconstrucción y el Desarrollo
Seed Savers
Seed Savers Exchange
Species 2000
UK Plant Genetic Resources Group