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Administrators & Staff

The Plant Pathology Department's administrative team is here to help you connect with our department and are a key element of day-to-day operations. 

Academic Support

Jessica Ulloa

Jessica Ulloa

Academic Advisor III
(352) 273-4629
Office: 1507

Jessica serves as the coordinator for the Plant Pathology graduate program. She is the primary contact for all graduate students. Some of her duties include recruitment, admissions, course scheduling, Fifield and PSF classroom scheduling, and academic advising (course registration, degree requirements, transfer of credits, etc.)

Business Office

Treva Damron

Treva Damron

Administrative Services Specialist III
(352) 273-4633
Office: 1449

Treva serves as administrative specialist to Rosemary Loria, Chair. Some of Treva's duties include keeping the chair's calendar, time and labor processing, HR liaison and departmental security administration (DSA).

Karri Bishop

Karri Bishop

Administrative Specialist I
(352) 273-4635
Office: 1449

Karri assists with all aspects of departmental administration. Her duties include asset management, space allocation reporting, assigning keys/office space for employees and students.


head and shoulders photo of Joe Kaleita

Joe Kaleita

Marketing & Communications Specialist
(352) 273-4614
Office: 1501

Joe oversees all department media. This includes the website, graphic design, photography, video content, and social media accounts.

Greenhouse Maintenance

Michael Stilwell

Michael Stilwell

Farm Manager
(352) 392-4478
Bldg. 549

Mike serves as the department's farm manager and is responsible for greenhouse maintenance. This includes pesticide application, greenhouse and lab waste disposal. Mike also oversees maintenance of the department's state vehicles.


Alexandra Gedeon

Greenhouse Assistant
(352) 273-4917
Bldg. 561

Alex serves as the greenhouse assistant and is responsible for assisting in greenhouse maintenance. This includes pesticide application, greenhouse and lab waste disposal.

IT Support

Michael Morrow

Michael Morrow

IT Professional II
(352) 273-4663
Office: 1515

Michael's duties include administration, procurement, repair, installation, and guidance for matters of computer hardware and software. This generally applies to department faculty and staff, but is often true for students as well.

Lab Safety

Yurui Xie

Yurui Xie

Department Safety Specialist
(352) 273-4662
Office: 1439

Yurui serves as the department's safety manager She conducts bio-safety training sessions for all of the Plant Pathology department. She monitors shared equipment use and arranges for repairs as needed.

Department Staff

EmployeeRoom #TitleE-mailPhone
Morgan Byron 2517 Biological Scientist III (352) 273-4679
Gerald V Minsavage Jr. 2552  Senior Biological Scientist (352) 273-4675
Patricia Rayside 2510  Senior Biological Scientist (352) 273-4661

Plant Diagnostic Center Staff

Visit the Plant Diagnostic Center page

Donna Perry Administrative Assistant (352) 273-4637
Brianna Benitez Biological Scientist I (352) 392-1795
Melissa Irizarry Biological Scientist III (352) 392-1795