Natureserve - Encyclopedia of Life
Delaware
Rare Vascular Plants of Delaware The Delaware Natural Heritage Program, February 2001
Reporting rare plant species in Delaware - Delaware Natural Heritage Program
Maryland
Rare, Threatened, and Endangered Plants of Maryland (PDF document) Maryland Natural Heritage Program, MD Department of Natural Resources; April, 2001
Endangered Plants in Maryland Maryland Natural Heritage Program
Reporting Rare Plant Species Occurrences Rare Species Reporting Form
New Jersey
List of Endangered Plant Species and Plant Species of Concern -- September 2001
New Jersey Rare Species and Natural Communities List by County 2001
Special Plants of New Jersey New Jersey Natural Heritage Program
Rare Species Reporting Form - New Jersey September, 1998
Pennsylvania
Pennsylvania Natural Diversity Inventory (PNDI)
Biota of Concern in Pennsylvania - Plants, page-by-page
Biota of Concern in Pennsylvania - Plants, full list
Virginia
Definitions of Abbreviations Used on Natural Heritage Resource Lists
Locate plant by genus beginning with letters:
A thru C
D thru M
N thru R
S thru Z
Washington, DC
Contact: Ellen Gray, Program Coordinator
West Virginia
West Virginia Nongame Wildlife and Natural Heritage Program Rare Species List (PDF file) July 2000
Explanations: RARE, THREATENED AND ENDANGERED SPECIES IN WEST VIRGINIA Compiled: July, 2000
FEDERAL
Access page to lists of Federal Endangered Species
Federal Threatened and Endangered Species echoed from PLANTS USDA database menu
INTERNATIONAL
1997 IUCN Red List of Threatened Plants
Back to the Beginning of Charlie's Mid-Atlantic Plant Identification Guide
District of Columbia Natural Heritage Program
National Capital Region Conservation Data Center
c/o National Park Service
4598 MacArthur Boulevard N.W.
Washington, DC 20007
202-342-1443, x223(voice)
202-282-1031 (fax)