Internmountain Region Non-native Plant Inventory and Mapping Program: Big Bend, Organ Pipe Cactus, and San Antonio Missions

Location(s)

Big Bend National Park (Texas), Organ Pipe Cactus National Monument (Arizona), San Antonio Missions National Historic Park (Texas)

Dates

Sun, 06/02/2002 - 17:00 - Mon, 02/27/2006 - 17:00

Halvorson, William

Agency

National Park Service

Institution