Vegetation Classification and Mapping Project Report - USGS

G18
B15 Tamarisk Shrubland
Figure.G29..Ground.photo.for.map.class.B15,.
Tamarisk.Shrubland.
Location: Tamarisk Shrubland occurred in small patches along riparian corridors, predominately in the
Puerco River corridor, and in small patches in the northern wilderness area in areas with a high water table.
It is also known to occur in areas with human development, such as near residences and stock ponds.
Photosignature: Tamarix spp. appeared as small tree with a smooth texture and a bright green crown. It
often occurred in thick patches or linear stands, without any other obvious understory species.
Plant communities
Tamarix spp. Semi-Natural Temporarily Flooded Shrubland
Group map class
Inter-Mountain Basins Riparian Woodland and Shrubland
(1 of 3)
Management map class Vegetated Wash Complex (1 of 6)
Macrogroup map class
Inter-Mountain Basins Riparian Woodland and Shrubland
(1 of 3)
Number of map units in park 30
Number of map units in park & environs 59
Number of map units less than 0.5 ha 19 (3.0% of total map class area)
Area of map class in park
62.0 ha / 153.3 ac
Total area of map class
154.6 ha / 382.1 ac
Proportion of land cover in park 0.2%
Proportion of map class in project environs 59.9%
Base map class accuracy user 31.6 (17.3 - 50.4), producer 85.7 (54.8 - 96.7)
Group map class accuracy user 40.9 (25.6 - 58.2), producer 81.8 (57.3 - 93.8)
Management map class accuracy user 70.2 (61.5 - 77.7), producer 80.8 (72.2 - 87.2)
Macrogroup map class accuracy user 40.9 (25.6 - 58.2), producer 81.8 (57.3 - 93.8)
Documentation for base map class
2 2003 relevés, 1 1996 relevés, 6 AA observation sites
Vegetation Classification and Distribution Mapping Report: Petrified Forest National Park
Figure.G30..Photosignature.for.map.class.B15,.
Tamarisk.Shrubland.