Plate by Walter Fitch (1817-1892) from Curtis's Botanical MagazineImage courtesy of the American Philosophcal Society
Thursday, November 26, 2026, 11:00 am EST
Friday, November 27, 2026, 11:00 am EST
Tuesday, December 1, 2026, 8:00 am EST
Wednesday, December 2, 2026, 8:00 am EST
Wednesday, December 2, 2026, 10:30 am EST
Thursday, December 3, 2026, 11:00 am EST
Thursday, December 3, 2026, 2:00 pm EST
Friday, December 4, 2026, 11:00 am EST
Friday, December 4, 2026, 12:00 pm EST
Monday, December 7, 2026, 12:00 pm EST
Thursday, October 22, 2026, 11:00 am EDT
Thursday, October 22, 2026, 10:00 am EDT
Wednesday, October 21, 2026, 6:00 pm EDT
College of Physicians of Philadelphia
Wednesday, October 21, 2026, 3:00 pm EDT
American Philosophical Society
Wednesday, October 21, 2026, 12:00 pm EDT
Wednesday, October 21, 2026, 12:00 pm EDT
University of Manchester
Wednesday, October 21, 2026, 8:00 am EDT
Tuesday, October 20, 2026, 2:00 pm EDT
Monday, October 19, 2026, 3:30 pm EDT
University of Pennsylvania
Monday, October 19, 2026, 9:00 am EDT
Science History Institute
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