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

Lilium dehiscing anther - UWDC - UW-Madison Libraries

Pine pollen fixed and stained all cells visible and labeled - 100x objective - UWDC - UW-Madison Libraries

‎Newly emergent ovulate cone of red pine - UWDC - UW-Madison Libraries

Side view of the Leica microscope used in General Botany taught at the University of Wisconsin-Madison. - UWDC - UW-Madison Libraries

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

‎Microsporangium of pine - UWDC - UW-Madison Libraries

Pine pollen fixed and stained all cells visible and labeled - 100x objective - UWDC - UW-Madison Libraries

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

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