California Botanic Garden's microscope slide collection comprises over 100,000 anatomical and palynological microscope slides. Major contributors to the collection include Sherwin Carlquist, J. Travis Columbus, and Clyde Calvin.
RSA - California Botanic Garden Microscope Slide Collection. Occurrence dataset (ID: ) accessed via the Symbiota Local Portal Portal, https://dev010.symbiota.org/Portal, 2026-06-22).