Orchid Type Project Images of all types and specimens of historical or diagnostic value available online.
Index of Botanical Specimens HUH's searchable database for over 160,000 plant specimen records with about 10% of them digitally imaged.
Cultivated Herbarium of the Arnold Arboretum Housed in Jamaica Plain, Boston, the collection of approximately 85,000 specimens can be searched online by following this link.
Latin American Plant Initiative HUH house one of the most comprehensive collections of Latin American type specimens in the world.
Expedition Collections: South Central China and Tibet Digital images of 197 type specimens collected by Joseph Rock in western China and Tibet between 1923 and 1932, including ornithological specimens and other resources.
Economic Botany Collections Ethnobotanical and historical artifacts currently being databased.
Biodiversity of the Hengduan Mountains Region, China A project to document plant and macro-fungal diversity with over 20,000 vascular plant, fungus, and moss images and locality data available.
