Page 224 - Interp Book
P. 224

No.
                                                                                                                                                                                                     No.       Ground
                                                                                                                                                                                                   Original     truth
                                         Mapped Type Name                                        Brief Description                                    Area (HA)       Area (AC)       Percent      Samples    Samples
                                                                This type is mapped on slopes >20% and may include a fairly wide diversity of overstory
                                                                trees. Common components include post oak, chinkapin oak, Buckley’s oak, black oak,
                                         Arbuckle: Oak Slope    Texas ash, bitternut hickory, and Shumard oak.  Ashe juniper or eastern redcedar are      5,055.4        12,492.2       0.028%            5           0
                                         Forest                 often components, and eastern redbud, gum bumelia, and elbowbush are common in
                                                                the understory.

                                                                This type may occur over limestone (more calcareous) or dolomite (less calcareous)
                                                                soils. Important deciduous species may include post oak, blackjack oak, black oak,
                                         Arbuckle: Oak          chinkapin oak, winged elm, sugar hackberry, Shumard oak, and Buckley oak.  Ashe          18,594.8        45,948.7       0.103%            8           0
                                         Woodland
                                                                juniper is common over limestones whereas eastern redcedar is common on less
                                                                calcareous soils.

                                                                In the modern landscape, this type is mainly dominated by grazing-tolerant native or
                                         Arbuckle:              non-native species such as field brome, Bermudagrass, prairie broomweed, purple          82,776.9       204,545.8       0.457%           39           0
                                         Prairie/Pasture        three-awn, and silver bluestem.  Woody species such as sugar hackberry, winged elm,
                                                                honeylocust, and juniper species may be components.

                                                                This type circumscribes a variety of grasslands.  In the modern landscape, non-native
                                                                and grazing-tolerant species such as Bermudagrass, field brome, marsh bristlegrass,
                                         Arkansas Valley:       thickspike tridens, and tall fescue are common components.  Some native hay meadows     164,770.2       407,155.4       0.910%           24           1
                                         Prairie/Pasture
                                                                or lightly grazed native sod may be dominated by native prairie species such as little
                                                                bluestem, switchgrass, yellow Indiangrass, and big bluestem.

                                                                This type occurs over more or less deep sands of the Arkansas River valley in far
                                                                eastern Oklahoma, and consists mainly of grazed pastures in the modern landscape,
                                         Arkansas Valley:       although some areas of native hay and disturbed sands near the river also occur.
                                         Sandy                  Common components include Bermudagrass, field borne, thickspike tridens, and silver         996.5          2,462.4      0.006%            0           0
                                         Prairie/Pasture
                                                                bluestem.  Native hay meadows have species such as big bluestem, switchgrass, little
                                                                bluestem, and yellow Indiangrass.

                                                                This type consists of areas that were largely unvegetated at the time of satellite remote
                                         Barren                                                                                                          40,862.8       100,974.0       0.226%            3           3
                                                                sensing data collection (circa 2012).
                                                                This type is represented mainly by open shrublands with skunkbush sumac, Gambel
                                         Black Mesa:            oak, mountain mahogany and Mohr's shin oak.  Mesquite, one-seed juniper, and
                                         Deciduous Shrubland    succulents such as tree cholla and soapweed yucca are common.  Grama species, little      5,493.4        13,574.5       0.030%            4           0
                                         and Woodland
                                                                bluestem, silver bluestem, and sand dropseed are common grasses. .

                                                                This type forms sparse woodlands or shrublands dominated by one-seed juniper and
                                         Black Mesa: Pinyon -   two-needle pinyon.  Common shrubs include skunkbush sumac, mountain mahogany,             8,894.3        21,978.3       0.049%            3           4
                                         Juniper Shrubland      and Gambel oak.  Grasses may include sideoats, blue, and hairy grama, sand dropseed,
                                                                and tobosa.  Soapweed yucca and tree cholla are common succulents.






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