Flora Wambaugh Patterson

Flora Wambaugh Patterson, born in 1847, was a pioneering American mycologist and the first female plant pathologist employed by the United States Department of Agriculture. Her groundbreaking work in the field of mycology significantly advanced the understanding of fungal diseases affecting plants.

For nearly thirty years, Patterson managed the US National Fungus Collections, where she meticulously curated over ninety thousand fungal specimens. Under her stewardship, the collection expanded six-fold, establishing it as the largest of its kind globally. This monumental achievement not only showcased her dedication but also her expertise in the field.

Patterson and her dedicated team made remarkable discoveries, identifying several species of pathogenic fungi that posed serious threats to agriculture. While modern agricultural practices have developed methods to mitigate many of these threats, the potential for pathogenic fungi to devastate crop yields remains a pressing concern.

Her extensive research and findings laid the groundwork for federal legislation aimed at preventing the introduction of new fungal plant diseases in the United States. Flora Wambaugh Patterson's legacy continues to influence agricultural practices and plant pathology today.