Bartonella is a genus of bacterium. It includes the pathogens B. henselae, which causes cat scratch fever, and B. quintana, which causes trench fever. Rochalimaea is an older synonym. It is named after Dr Alberto Leopoldo Barton Thompson, an Argentinian microbiologist working in Peru.
Reference
- Barton AL. Descripción de elementos endo-globulares hallados en las enfermos de fiebre verrucosa. Cron Med Lima 1909;26:7-10.