Vegetation Classification and Mapping Project Report - USGS

Base Map Class Development
Table 7. continued
Base Map Class Plant Community Level
B32 Torrey’s Jointfir - Bigelow’s Sagebrush Sparse 37 Ephedra torreyana - Artemisia bigelovii Sparse Vegetation Association
Vegetation
Land Use/Landforms
B33 Airstrip Not applicable
B34 Barren Badlands Not applicable
B35 Barren Wash Not applicable
B36 Park Facilities Not applicable
B37 Park Sites Not applicable
B38 Railroad Not applicable
B39 Residences Not applicable
B40 Roads Not applicable
B41 Run-off Control Feature Not applicable
B42 Sand Not applicable
B43 Stock Ponds Not applicable
B44 Vegetated Rim Complex Not applicable
B45 Vegetated Wash Complex Not applicable
B46 Commercial Development Not applicable
Table 8. Base map classes at Petrified Forest National Park occurring in polygons smaller than the MMU size.
Base Map Class
# map units Total
less than # all map % Area area
MMU 1 units