ARS HomeNortheast AreaWashington, D.C.National ArboretumPublic Horticulture and Engagement UnitPeople & Locations

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**People and Locations at Washington, D.C.**
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      -                              National Arboretum                                                        (7 people)                          
**Home Page:**                                            National Arboretum                                        

-                                                          Butler,                                                        Lambert                                                                                                                                                                   (202) 701-6721                                                                                                                                                              lambert.butler@usda.gov    Maintenance Worker                                                
-                                                          Byers,                                                        Jamie                                                                                                                                                                   (202) 245-4547                                                                                                                                                              jamie.byers@usda.gov    Administrative Officer                                                
-                                                          Conner,                                                        Jacquline                                                                                                                                                                   (202) 245-4539                                                                                                                                                              jacquline.conner@usda.gov    Secretary                                                
-                                                          Olsen,                                                        Richard                                                                                                                                                                   (202) 245-4539                                                                                                                                                              richard.olsen@usda.gov    Director                                                
-                                                          Patterson,                                                        Eric                                                                                                                                                                   (202) 245-4577                                                                                                                                                              eric.patterson@usda.gov    Maintenance Worker                                                
-                                                          Sweat,                                                        Abbie                                                                                                                                                                   (202) 245-4547                                                                                                                                                              abbie.sweat@usda.gov    Financial Technician                                                
-                                                          Washington,                                                        Stefanye                                                                                                                                                                   (202) 288-6423                                                                                                                                                              stefanye.washington@usda.gov    IT Specialist                                                

 
      -                              Floral and Nursery Plants Research                                                        (25 people)                          
**Home Page:**                                            Floral and Nursery Plants Research                                        

-                                                          Alexander,                                                        Lisa                                                                                                                                                                   (931) 815-5142                                                                                                                                                              lisa.alexander@usda.gov    Research Geneticist                                                
-                                                          Barnaby,                                                        Jinyoung                                                                                                                                                                   (301) 504-3777                                                                                                                                                              jinyoung.barnaby@usda.gov    Research Geneticist                                                
-                                                          Bentz,                                                        Susan                                                                                                                                                                   (240) 832-9412                                                                                                                                                              susan.bentz@usda.gov    Horticulturist                                                
-                                                          Duan,                                                        Hui                                                                                                                                                                   (301) 504-5350                                                                                                                                                              hui.duan@usda.gov    Research Geneticist                                                
-                                                          Greeley,                                                        Susan                                                         - *Sue*                                                       (202) 245-4762                                                                                                                                                              sue.greeley@usda.gov    Agricultural Science Research Technician (Plants)                                                
-                                                          Guo,                                                        Henry                                                                                                                                                                   (301) 504-5985                                                                                                                                                              henry.guo@usda.gov    POST DOC                                                
-                                                          Hammond,                                                        John                                                                                                                                                                   (301) 504-5313                                                                                                                                                              john.hammond@usda.gov    Research Plant Pathologist                                                
-                                                          Huang,                                                        Qi                                                                                                                                                                   (301) 504-9159                                                                                                                                                              qi.huang@usda.gov    Research Plant Pathologist                                                
-                                                          Jhingory-Ahmad,                                                        Sharon                                                                                                                                                                     sharon.jhingory-ahmad@usda.gov    Biological Science Technician                                                
-                                                          Jordan,                                                        Ramon                                                                                                                                                                   (301) 504-5646                                                                                                                                                              ramon.jordan@usda.gov    Research Plant Pathologist                                                
-                                                          Kolpack,                                                        Frances                                                         - *Fran*                                                       (301) 504-6570                                                                                                                                                              fran.kolpack@usda.gov    Program Support Assistant (Office Automation)                                                
-                                                          Marvel,                                                        Josh                                                                                                                                                                   (301) 504-5312                                                                                                                                                              josh.marvel@usda.gov    Biological Science Technician                                                
-                                                          Mathis,                                                        Ramona                                                                                                                                                                   (931) 815-5156                                                                                                                                                              ramona.mathis@usda.gov    Office Automation Clerk                                                
-                                                          Moore,                                                        Benjamin                                                                                                                                                                   (931) 815-5158                                                                                                                                                              benjamint.moore@usda.gov    Biological Science Technician                                                
-                                                          O Connor,                                                        Anne                                                         - *Siobhan*                                                       ((30) 1)5-0434                                                                                                                                                              siobhan.o'connor@usda.gov    Biological Science Lab Technician (Microbiology)                                                
-                                                          Pooler,                                                        Margaret                                                                                                                                                                   (301) 504-5218                                                                                                                                                              margaret.pooler@usda.gov    Supervisory Research Geneticist (Plants)                                                
-                                                          Reinsel,                                                        Michael                                                                                                                                                                   (301) 504-9424                                                                                                                                                              michael.reinsel@usda.gov    Biological Science Lab Technician (Biochemistry)                                                
-                                                          Rounsaville,                                                        Todd                                                                                                                                                                   (301) 504-5659                                                                                                                                                              todd.rounsaville@usda.gov    Horticulturist                                                
-                                                          Scanlon,                                                        Martin                                                                                                                                                                   (240) 832-9416                                                                                                                                                              martin.scanlon@usda.gov    Biological Science Lab Technician                                                
-                                                          Shreckhise,                                                        Jacob                                                         - *Jake*                                                       (540) 830-1315                                                                                                                                                              jacob.shreckhise@usda.gov    Research Horticulturist                                                
-                                                          Svoboda,                                                        Harlan                                                                                                                                                                   (202) 245-2715                                                                                                                                                              harlan.svoboda@usda.gov    Botanist                                                
-                                                          Warnke,                                                        Scott                                                                                                                                                                   (301) 504-8260                                                                                                                                                              scott.warnke@usda.gov    Research Geneticist                                                
-                                                          Witcher,                                                        Carrie                                                                                                                                                                   (931) 815-5416                                                                                                                                                              carrie.witcher@usda.gov    Biological Science Technician                                                
-                                                          Xia,                                                        Zheng-Lian                                                                                                                                                                   (301) 504-5312                                                                                                                                                              zheng-lian.xia@usda.gov    Botanist                                                
-                                                          Zettel,                                                        Piper                                                                                                                                                                   (202) 245-5898                                                                                                                                                              piper.zettel@usda.gov    Horticulturist                                                

 
      -                              Public Horticulture and Engagement Unit                                                        (8 people)                          
**Home Page:**                                            Public Horticulture and Engagement Unit                                        

-                                                          Emerson-Dell,                                                        Kathleen                                                                                                                                                                   (202) 245-5766                                                                                                                                                              kathleen.emerson-dell@usda.gov    Museum Specialist                                                
-                                                          Evans,                                                        Bradley                                                                                                                                                                   (202) 245-4564                                                                                                                                                              bradley.evans@usda.gov    Horticulturist                                                
-                                                          Lura,                                                        Stefan                                                                                                                                                                   (202) 245-5962                                                                                                                                                              stefan.lura@usda.gov    Botanist                                                
-                                                          Lynch,                                                        Patrick                                                         - *Pat*                                                       (202) 245-4569                                                                                                                                                              patrick.lynch@usda.gov    Agricultural Science Research Technician (Plants)                                                
-                                                          Meny,                                                        Joseph                                                                                                                                                                   (202) 245-5971                                                                                                                                                              joseph.meny@usda.gov    Biological Science Aid                                                
-                                                          Moore,                                                        Christine                                                         - *Chrissy*                                                       (202) 245-5093                                                                                                                                                              christine.moore@usda.gov    Horticulturist                                                
-                                                          Vlahakis,                                                        Anthony                                                         - *Tony*                                                       (202) 245-4535                                                                                                                                                              anthony.vlahakis@usda.gov    Agricultural Science Research Technician                                                
-                                                          Waters,                                                        George                                                                                                                                                                   (202) 245-5969                                                                                                                                                              george.waters@usda.gov    Agricultural Science Research Technician (Plants)                                                

 

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