US herbaria contain over 70 million specimens of plants, fungi, and algae. The specimens come from many different countries although most are from the US. Together they are an enormous source of information both about today’s species and, because some are fossils, of species that are now extinct.
US Virtual Herbarium Project, http://www.usvhproject.org/
Promoting and strengthening the vital roles of herbaria in science and society
1 (909) 625-8767
