Director - Timothy A. Block, Ph.D.      Phone:     215-247-5777 ext. 130      E-mail:     block@pobox.upenn.edu
Special interests: Use of geographic information systems (GIS) and global positioning system (GPS) in floristic inventories; systematic plant anatomy and morphology
Senior Scientist - Ann F. Rhoads, Ph.D.      Phone:     215-247-5777 ext. 134      E-mail:     rhoadsaf@pobox.upenn.edu
Special interests: History and status of Pennsylvania's forests
Botanical Artist - Anna Anisko      E-mail:     T.Anisko@worldnet.att.net
Pennsylvania Flora Intern - Jamie Horvath      Phone:     215-247-5777 ext. 234      E-mail:     horvath@acnatsci.org
Plant Protection Intern - Sasha Eisenman      Phone:     215-247-5777 ext. 133      E-mail:     mabxbot@pobox.upenn.edu
Administrative Assistant - Debbie Caraher      Phone:     215-247-5777 ext. 125      E-mail:     dcaraher@pobox.upenn.edu