Duke University (DUKE)

The Duke Herbarium contains over 800,000 specimens of vascular plants, bryophytes, algae, lichens, and basidiomycete fungi, including more than 1900 types. The collection is especially rich in specimens from the southeastern United States, but has synoptic representation worldwide.
Contacts: Layne Huiet, rlh22@duke.edu
Collection Type: Preserved Specimens
Management: Data snapshot of local collection database
Last Update: 1 March 2024
Digital Metadata: EML File
Cite this collection:
Duke University. Occurrence dataset (ID: 72d3fa91-8c56-4909-bdab-1adee22656e7) accessed via the PteridoPortal Portal, /portal, 2024-03-02).
Collection Statistics
  • 26,472 specimen records
  • 748 (3%) georeferenced
  • 14,033 (53%) with images (27,856 total images)
  • 25,424 (96%) identified to species
  • 48 families
  • 282 genera
  • 3,040 species
  • 3,107 total taxa (including subsp. and var.)
Extra Statistics
Taxon Distribution
Taxon Distribution
  • Azolla (64)
  • Salvinia (34)