Plants and Algae

Academy of Natural Sciences Philadelphia Herbarium

American Society of Plant Biologists

Asian Flora

Australian National Botanic Gardens

Australian Network for Plant Conservation

Botanic Gardens Conservation International

Botanical Society of the British Isles

British Bryological Society

Centre for Plant Conservation

The Conservatoire des Collections Végétales Spécialisées (CCVS)

Flora of Israel Online

Florida Council of Bromeliad Societies

Forest and Kim Starr

Global Trees Campaign

IUCN SSC Mediterranean Islands Plant Specialist Group

Mpingo Conservation Project

Plant Talk


Plants Database

Royal Botanic Gardens, Edinburgh

Royal Botanic Gardens, Kew

Royal Botanic Gardens, Sydney

Southeastern Rare Plant Information Network (SERPIN)

Tree Conservation Information Service