American Society of Plant Biologists (ASPB)
To promote the growth and development of plant biology, to encourage and publish research in plant biology, and to promote the interests and growth of plant scientists in general
Australian Systematic Botany Society
Australian systematic botany society, news, conferences and publications.
European Plant Science Organisation
Independent non-profit academic organisation aiming to increase the impact and visibility of plant science across Europe. Includes news, information on membership, projects and a portal.
International Association for Plant Taxonomy
Carries out projects of interest to systematists, especially those that require international cooperation.
International Association for Sexual Plant Reproduction Research
IASPRR aims to stimulate scientific research in the field of plant reproduction and related subjects and promote the application of the results of such research in agriculture and forestry. Provides information on congresses, membership and the journal.
International Society of Environmental Botanists
ISEB aims to promote and coordinate research on plants in relation to environmental pollution, encourage better interaction among researchers, teachers, and social activists and create awareness among governmental policy makers and industry leaders.
Southern Appalachian Botanical Society
Organization for professional and amateur botanists interested in the flora of the Southern Appalachian Mountains. Includes tables of contents for the journal Castanea.
World Botanical Associates
Organization formed to collect plants for pharmaceutical screening and research. Maintains a herbarium and issues taxonomic reports.