Quarterly Newsletter on Science, History and the Arts No. 20
Spring 2008
This botanical type specimen of the Panamanian orchid Oncidium allenii Dressler, collected in 1942, is one of tens of thousands of dried and pressed botanical type specimens in the U.S. National Herbarium maintained by the Department of Botany at the Smithsonian’s National Museum of Natural History. Recently, digital images of some 88,000 type specimens from the National Herbarium have been made available on the Internet by the Smithsonian.