Hosted by the Botanical Resource Center at the Fairchild Tropical Garden (FTG), the Virtual Herbarium contains text and photographic data for specimens in the FTG Herbarium. The Virtual Herbarium currently houses "over 30,000 records with photos in the JPEG format and labels as gif images. These records are searchable by family, genus, collector and other fields." In the future, the Virtual...

Established in 1999, the National Herbarium of the Netherlands (NHN) combines three University herbaria-Leiden, Utrecht, and Wageningen-and hosts approximately 5.5 million specimens, making it "one of the largest herbaria in the world." Site visitors can search an extensive Collection Database with categories for Type Specimens, Annonaceae, Euphorbiaceae, Orchidaceae, Wood, and more. In addition,...

The Algal Collection of the U.S. National Herbarium, part of the Smithsonian Institution's National Museum of Natural History, "is represented by over 219,548 accessioned and inventoried herbarium specimens preserved on herbarium sheets." The Collection includes estuarine, marine, freshwater, airborne, and terrestrial algae; however, macroscopic and marine comprise the principal holdings. In...