Promoting research and teaching in all fields of plant biology to facilitate cooperation among plant scientists worldwide and to disseminate knowledge of plants, algae and fungi. Links to the American Journal of Botany, Plant Science Bulletin, national m www.botany.org
Systematics, ecology, evolution, and natural history of the plants of California and adjacent western North America. Publisher of the journal Madroño. www.calbotsoc.org
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 www.aspb.org
Organization for professional and amateur botanists interested in the flora of the Southern Appalachian Mountains. Includes tables of contents for the journal Castanea. www.newberrynet.com/sabs
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