IDENTIFIERS

  • Current Taxon Name (Soil Name): Poynor
  • OSD
  • Series Extent
  • User Site ID: 2000MO017018M
  • User Pedon ID: 2000MO017018
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M0001718
  • Print Date: 2/17/2025

    • LOCATION

  • Location In Web Soil Survey
  • AOI is roughly a square mile and pedon is marked in the center.
  • Location in SoilWeb
  • Location in Google Maps
  • Std. Latitude: 37.3388481
  • Std. Longitude: -89.9157028
  • Datum: WGS84
  • Map Unit: 57F—Alred-Wrengart complex, 14 to 35 percent slopes73264—Alred-Wrengart complex, 15 to 35 percent slopes, rocky, very stony
  • State: Missouri
  • County: MO017—Bollinger
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO017—Bollinger County, Missouri
  • 7.5 Minute USGS Quad: 37089-C8—Marble Hill, Missouri

    • PEDON

  • Current Taxonomic Class: Loamy-skeletal over clayey, siliceous, semiactive, mesic Typic Paleudults
  • Current Taxon Kind: taxadjunct
  • Pedon Type: map unit inclusion
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Poynor
  • PSC - 25 to 100 cm.
  • Classificaton Date - 12/10/2010
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Poynor
  • Taxonomic Class - Loamy-skeletal over clayey, siliceous, semiactive, mesic Typic Paleudults
  • Taxon Kind - series
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/3/2000
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: slope alluvium over residuum
  • Landscape: plateau
  • Landform: valley side
  • Drainage Class: well
  • Surface Fragments: 1.23 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/3/2000 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    strongly contrasting textural stratification

    noncoherent

    76 -

    —
    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    strongly contrasting particle size class

    0—25

    25—130

    76—

    —-

    —-

    —-
    Setting and Climate
    Slope Slope Length USLE Upslope Length Elev. Corr. Elev Aspect MAP REAP FFD MAAT MSAT MWAT MAST MSST MWST MFFP PE Index Climate Station ID Climate Station Name Climate Station Type
    % m degrees mm mm C mm

    20

    —

    —

    168

    —

    230

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 10 centimeters (0.0 to 3.9 inches); pale brown (10YR 6/3), very pale brown (10YR 7/3), dry; very gravelly silt loam; moderate fine granular structure; very friable; 5 percent by volume nonflat subangular indurated 75-162-250 millimeter chert fragments and 40 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; clear smooth boundary. Lab sample # MU019656
    E—10 to 25 centimeters (3.9 to 9.8 inches); light yellowish brown (10YR 6/4) very gravelly silt loam; moderate fine subangular blocky structure; very friable; 5 percent by volume nonflat subangular indurated 75-162-250 millimeter chert fragments and 40 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; clear wavy boundary. Lab sample # MU019657
    Bt1—25 to 48 centimeters (9.8 to 18.9 inches); strong brown (7.5YR 5/6) very gravelly silt loam; moderate fine and medium subangular blocky structure; firm; 5 percent black (10YR 2/1) manganese or iron-manganese stains; 5 percent by volume nonflat subangular indurated 75-162-250 millimeter chert fragments and 30 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; clear wavy boundary. Lab sample # MU019658
    Bt2—48 to 76 centimeters (18.9 to 29.9 inches); yellowish red (5YR 5/8) very gravelly clay loam; weak fine subangular blocky structure; firm; 10 percent black (10YR 2/1) manganese or iron-manganese stains; 5 percent by volume nonflat subangular indurated 75-162-250 millimeter chert fragments and 45 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; clear wavy boundary. Lab sample # MU019659
    Bt3—76 to 130 centimeters (29.9 to 51.2 inches); 70 percent yellowish red (5YR 5/8) and 20 percent reddish yellow (7.5YR 6/8) and 10 percent yellow (10YR 7/8) clay; weak fine subangular blocky structure; firm; 10 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; diffuse wavy boundary. Lab sample # MU019660
    BC—130 to 170 centimeters (51.2 to 66.9 inches); 50 percent reddish yellow (7.5YR 6/8) and 45 percent yellowish red (5YR 5/8) and 5 percent light greenish gray (10Y 7/1) very gravelly clay; weak fine subangular blocky structure; very firm; 5 percent by volume nonflat subangular indurated 75-162-250 millimeter chert fragments and 45 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; clear wavy boundary. Lab sample # MU019661
    C—170 to 203 centimeters (66.9 to 79.9 inches); 60 percent light greenish gray (10Y 7/1) and 30 percent light yellowish brown (10YR 6/4) and 10 percent red (2.5YR 4/6) very gravelly clay; massive; very firm; 5 percent by volume nonflat subangular indurated 75-162-250 millimeter chert fragments and 40 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments. Lab sample # MU019662