Table 1. Areas of vegetative cover types in Southern Rocky Mountains, physiographic area 62. Forest coverages are taken from USFS FIA data, nonforest cover types are modified from USGS data. Habitat coverages with superscript * are combined from both databases by adding USGS coverage in the "nonforest" section of the USFS database.
Cover types

Area (ha)

Area (ac)

Percent of Total
Douglas fir forest

298,300

732,099

2.36
Ponderosa pine forest *

1,744,900

4,311,648

13.77
Lodgepole pine forest *

2,167,900

5,356,881

17.11
Fir-spruce forest *

2,188,300

5,407,289

17.27
Mixed hardwood forest *

414,900

1,025,218

3.28
Chaparral forest

224,500

554,740

1.77
Pinyon pine-juniper forest *

1,898,300

4,690,699

14.98
Aspen-birch forest *

572,500

1,414,648

4.52
Irrigated agriculture, corn, soybeans, wheat, small grains

156,900

387,700

1.24
Grama,