Botanical Links:
Angiosperm Phylogeny (APWeb)
The Biota of North America Program (BONAP)
Harvard University Herbaria
The International Plant Names Index (IPNI)
Index Herbariorum: A Global Directory of Public Herbaria and Associated Staff
International Code of Botanical Nomenclature
The Royal Botanic Gardens, Kew
Tree of Life
TROPICOS - Missouri Botanical Garden's VAST (VAScular Tropicos) nomenclatural database
USDA Plants Database
US Geological Survey
University of Alaska Herbarium (ALA)
University of Washington Herbarium (WTU)
Washington Native Plant Society (WNPS)
