Page 236 - Interp Book
P. 236

No.
                                                                                                                                                                                                     No.       Ground
                                                                                                                                                                                                   Original     truth
                                         Mapped Type Name                                        Brief Description                                    Area (HA)       Area (AC)       Percent      Samples    Samples
                                         High Plains:           This type consists of areas that were largely unvegetated at the time of data collection,   7,891.0      19,499.0       0.044%            0           0
                                         Bottomland Barrens     including sand bars, mud flats, and bare rock in bottoms.

                                                                This type is mainly represented by successional shrublands or young woodlands in the
                                         High Plains:           modern landscape.  Species such as black willow, Chickasaw plum, winged elm, winged
                                         Bottomland             soapberry, plains cottonwood, green ash, honeylocust, Siberian elm, other willow         53,997.1       133,429.6       0.298%            5           6
                                         Deciduous Shrubland
                                                                species, and other elm species may be present.

                                         High Plains:           This type consists of areas where eastern redcedar is the prevailing dominant.  Other
                                         Bottomland Eastern     components may include winged elm, winged soapberry, hackberry species, green ash,        1,894.0          4,680.2      0.010%            0           0
                                         Redcedar Woodland      willow species, and other elm species.
                                         and Shrubland

                                         High Plains:           This type is represented by stands where eastern redcedar is among the most important
                                         Bottomland             species.  Other components may include winged elm, winged soapberry, hackberry              137.9           340.8       0.001%            0           0
                                         Hardwood - Eastern     species, green ash, honeylocust, Siberian elm, willow species, and other elm species.
                                         Redcedar Forest

                                                                This type is mapped on bottomland soils across a variety of hydrologic regimes and
                                         High Plains:           various stages of disturbance.  Typical canopy trees include sugar hackberry, plains
                                         Bottomland             cottonwood, bur oak, western soapberry, boxelder, American elm, green ash,              183,669.4       453,856.3       1.015%           95         53
                                         Hardwood Forest
                                                                honeylocust, Siberian elm, and pecan.

                                                                This type in the modern landscape consists primarily of grazed pastures dominated by
                                         High Plains:           non-native or grazing-tolerant species.  Typical components include field brome,
                                         Bottomland             Bermudagrass, prairie broomweed, western ragweed, cheatgrass, little barley, silver      48,989.6       121,055.8       0.271%            8           6
                                         Herbaceous Wetland     bluestem, grama species, buffalograss, and little bluestem.

                                                                This rare type was mapped mainly in canyons of Black Mesa in highly dissected
                                                                landscapes.  Important woody species may include fragrant sumac, common hoptree,
                                         High Plains: Canyon    mountain mahogany, and one-seed juniper.  Grama species, sand dropseed, and                 162.6           401.9       0.001%            0           0
                                         Deciduous Shrubland
                                                                James' galleta may occur in the herbaceous layer.  Soapweed yucca is a common
                                                                succulent.

                                         High Plains: Canyon    This rare type was mapped in canyons of Black Mesa that were barren or sparsely              17.4            43.0       0.000%            0           0
                                         Sparsely Vegetated     vegetation, and is represented by bare slopes and rock outcrops.
                                                                This type is mapped over aeolian and alluvial deep sands.  These woodlands may have
                                         High Plains: Deep      species such as western soapberry, netleaf hackberry, and American elm. Especially       13,247.2        32,734.4       0.073%            6         12
                                         Sand Woodland          near drainages, eastern cottonwood may be conspicuous. Some sites may contain non-
                                                                natives such as Siberian elm and black locust.
                                         High Plains:           This type represents emergent marsh.  Common species may include American bulrush,
                                         Depression             Torrey's rush, pale spikerush, flatsedges, cattails, and smartweeds.                        686.6          1,696.6      0.004%            1           0
                                         Herbaceous Wetland




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