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, dpotter@ucdavis.edu
Curator: Alison Colwell, aelcolwell@ucdavis.edu
Collections Manager: Teri Barry, tcbarry@ucdavis.edu
Emeritus Curator: Ellen Dean, eadean@ucdavis.edu
Collection Type: Preserved Specimens
Management: Data snapshot of local collection database
Last Update: 18 May 2023
Digital Metadata: EML File
Access Rights: http://ucjeps.berkeley.edu/consortium/data_use_terms.html
Address:
Center for Plant Diversity; Department of Plant Sciences MS#7
University of California
1 Shields Ave.
Davis, CA   95616-8780
U.S.A.
(530) 752-1091
Collection Statistics
  • 141,736 specimen records
  • 115,648 (82%) georeferenced
  • 79,727 (56%) with images (80,045 total images)
  • 133,898 (94%) identified to species
  • 357 families
  • 3,102 genera
  • 12,342 species
  • 14,922 total taxa (including subsp. and var.)
Extra Statistics
Taxon Distribution
Taxon Distribution
  • Ampelamus (1)
  • Amsonia (9)
  • Apocynum (120)
  • Araujia (2)
  • Asclepias (283)
  • Aspidosperma (7)
  • Beaumontia (1)
  • Blepharodon (1)
  • Carissa (1)
  • Ceropegia (3)
  • Cycladenia (11)
  • Cynanchum (4)
  • Ditassa (1)
  • Echites (1)
  • Fischeria (2)
  • Forsteronia (1)
  • Funastrum (22)
  • Glossonema (1)
  • Gonolobus (9)
  • Hancornia (1)
  • Haplophyton (1)
  • Himatanthus (2)
  • Leptadenia (4)
  • Macroscepis (1)
  • Mandevilla (14)
  • Marsdenia (1)
  • Matelea (16)
  • Mesechites (2)
  • Metastelma (4)
  • Mortoniella (4)
  • Nerium (9)
  • Oxypetalum (5)
  • Prestonia (2)
  • Rauvolfia (1)
  • Sarcostemma (1)
  • Secamone (1)
  • Stemmadenia (5)
  • Tabernaemontana (9)
  • Thevetia (4)
  • Trachelospermum (1)
  • Vallesia (2)
  • Vinca (35)