Pine pollen - 40x objective - UWDC - UW-Madison Libraries

Phloem in a cross section of Cucurbita stem - prepared slide 40x objective - UWDC - UW-Madison Libraries

ProPublica database: UW-Madison researchers had conflicts of interest

Transactions of the Wisconsin Academy of Sciences, Arts and Letters volume XVII, Part I, No. 5 1913 - UWDC - UW-Madison Libraries

Pine pollen fixed and stained all cells visible - 40x and 100x objectives - UWDC - UW-Madison Libraries

Lomaria tree ferns in peat bog on Pan-Am. Highway - UWDC - UW-Madison Libraries

Pine pollen fixed and stained - 100x objective - UWDC - UW-Madison Libraries

‎Zooxanthellae with nematocysts of macerated pancake anemone tissue 40x objective - UWDC - UW-Madison Libraries

Seed scale complex of pine in longitudinal section - labelled - UWDC - UW-Madison Libraries

Red pine bough - UWDC - UW-Madison Libraries

View of peanut tissue treated with iodine showing purple starch grains and unstained droplets of oil - UWDC - UW-Madison Libraries