University of California at Davis Herbarium (DAV)

University of California, Davis herbarium collections are worldwide, with emphasis on California, North America, and neotropics (especially Ecuador and Baja California); Quercus, Fagaceae, and Arctostaphylos, Ericaceae of New World; Euphorbiaceae; Poaceae; Clarkia (Onagraceae); Lycianthes and Lycopersicon (Solanaceae); Stephanomeria and tarweed genera (Asteraceae); Navarretia (Polemoniaceae); Allium (Alliaceae); Trifolium (Fabaceae);Prunus (Rosaceae); Central Valley of California vernal pool species; weedy and poisonous species of California and Mediterranean-climate regions; range plants of California; alpine flora of western North America. Size of collection: 320,000 specimens, 50% from California.
Director: Dan Potter,
Curator: Alison Colwell,
Collections Manager: Teri Barry,
Emeritus Curator: Ellen Dean,
Collection Type: Preserved Specimens
Management: Data snapshot of local collection database
Last Update: 24 September 2021
Digital Metadata: EML File
Access Rights:
Center for Plant Diversity; Department of Plant Sciences MS#7
University of California
1 Shields Ave.
Davis, CA   95616-8780
(530) 752-1091
Collection Statistics
  • 139,299 specimen records
  • 113,491 (81%) georeferenced
  • 75,876 (54%) with images (75,940 total images)
  • 130,076 (93%) identified to species
  • 352 families
  • 2,949 genera
  • 11,554 species
  • 14,033 total taxa (including subsp. and var.)
Extra Statistics
Geographic Distribution
Click on the specimen record counts within the parenthesis to return the records for that term