California Academy of Sciences, San Francisco (CAS-BOT-BC)

Emphasis is on California, North America, Latin America (especially western and southern Mexico and the Galapagos) and Asia (especially China). Vascular plant families and genera that are particularly well represented include Acanthaceae, Brassicaceae, Carex, Eriogonum, Hydrophyllaceae, Lupinus, Asteraceae (particularly Madinae), Malvaceae, Melastomataceae, Onagraceae, Penstemon, Poaceae, Polemoniaceae and Quercus. The herbarium also contains the largest collection of ornamental plants in California.
Contacts: Debra Trock, Senior Collections Manager,
Collection Type: Preserved Specimens
Management: Data snapshot of local collection database
Last Update: 2 February 2023
Digital Metadata: EML File
Rights Holder: California Academy of Sciences
Access Rights:
Cite this collection:
Biodiversity data published by: California Academy of Sciences, San Francisco. Occurrence dataset (ID: fb909c6e-49fd-46ee-bc05-ea403bc5786c) accessed via the OregonFlora Portal,, 2024-07-21).
Collection Statistics
  • 23,847 specimen records
  • 4,950 (21%) georeferenced
  • 4,737 (20%) identified to species
  • 202 families
  • 623 genera
  • 44 species
  • 87 total taxa (including subsp. and var.)
Extra Statistics
Show Geographic Distribution
Show Family Distribution