1.
Vascular Flora of Pennsylvania Annotated Checklist and Atlas
by Rhoads, Ann F., Klein, Will...
ISBN: 9780871692078
List Price: $25.00
OUT OF STOCK
See Availability on Amazon2.
Plants of Pennsylvania An Illustrated Manual
by Rhoads, Ann F., Block, Timo...
ISBN: 9780812235357
List Price: $75.00
3.
Endangered and Threatened Species Programs in Pennsylvania and Other States Causes, Issues, ...
by Majumdar, Shyamal K., Brenn...
ISBN: 9780960667055
List Price: $40.00