IDENTIFIERS

  • Current Taxon Name (Soil Name): Horneybuck
  • OSD
  • Series Extent
  • User Site ID: 1994MO203017M
  • User Pedon ID: 1994MO203017M
  • Transect:
  • Transect Interval - 200.0
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9461317
  • NCSS Pedon Lab Data NASIS Record ID - 32112
  • User Project ID: 2021-25NCSPR013
  • Project Name: MLRA 116A - Mark Twain National Forest Update
  • Print Date: 2/16/2025

    • 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: 37.0011500
  • Std. Longitude: -91.4912611
  • Datum: WGS84
  • State: Missouri
  • County: MO203—Shannon
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO203—Shannon County, Missouri
  • 7.5 Minute USGS Quad: 37091-A4—Bartlett, Missouri

    • PEDON

  • Describers Name: SV, LT, JW
  • Current Taxonomic Class: Fine-loamy, siliceous, active, mesic Aquic Paleudults
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Horneybuck
  • PSC - 18 to 68 cm.
  • Classificaton Date - 2/15/2024
  • Classifier - Campbell and Meinert
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Horneybuck
  • Taxonomic Class - Fine-loamy, mixed, active, mesic Aquic Paleudults
  • Taxon Kind - series
  • PSC - 18 to 68 cm.
  • Classificaton Date - 9/6/1994
  • Moisture Class - udic
  • Moisture SUBClass - aquic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 1
  • Field Measured Properties: 46 Cation exchange capacity to clay ratio


    • SITE

  • Parent Material: slope alluvium
  • Landscape: hills
  • Landform: hillslope
  • Geomorphic Component Hills: nose slope
  • Hill Slope Profile: footslope
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/6/1994 (actual site observation date)
  • Air Photo ID: 19
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    redox depletions with chroma 2 or less

    0—18

    18—163

    56—163

    —-

    —-

    —-
    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

    3

    —

    —

    311

    —

    160

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); dark brown (10YR 3/3) silt loam; moderate fine granular structure; friable; 7.0 fine roots; 7.0 fine interstitial and tubular pores; 1 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; slightly acid, pH 6.2, hellige-truog; clear smooth boundary. Lab sample # MU051733
    Bt1—18 to 36 centimeters (7.1 to 14.2 inches); dark yellowish brown (10YR 4/4) silt loam; weak fine subangular blocky structure; friable; 3.0 fine roots; 1.0 medium tubular and 3.0 fine tubular pores; 35 percent distinct brown (10YR 5/3), moist, clay films on faces of peds and 35 percent faint dark yellowish brown (10YR 4/4), moist, clay films on faces of peds; 10 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; slightly acid, pH 6.3, hellige-truog; clear smooth boundary. Lab sample # MU051734. continuous - phpvsfiid 165055; continuous - phpvsfiid 165056; continuous - phpvsfiid 165055; continuous - phpvsfiid 165056
    Bt2—36 to 56 centimeters (14.2 to 22.0 inches); dark yellowish brown (10YR 4/4) gravelly silt loam; weak fine subangular blocky structure; friable; 3.0 fine roots; 0.5 medium tubular and 3.0 fine tubular pores; 35 percent faint brown (10YR 4/3), moist, clay films on faces of peds and 75 percent distinct very dark brown (10YR 2/2), moist, iron stains on faces of peds and in pores; 1 percent fine spherical weakly coherent cemented black (10YR 2/1) dark nodules throughout; 15 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; slightly acid, pH 6.2, hellige-truog; clear smooth boundary. Lab sample # MU051735. discontinuous - phpvsfiid 165058; discontinuous - phpvsfiid 165058
    2Bt3—56 to 84 centimeters (22.0 to 33.1 inches); yellowish brown (10YR 5/4) gravelly silt loam; 10 percent dark yellowish brown (10YR 4/4) medium distinct and 10 percent grayish brown (10YR 5/2) fine distinct mottles; weak fine subangular blocky structure; firm; 0.5 fine roots; 3.0 fine tubular pores; 15 percent distinct dark yellowish brown (10YR 4/4), moist, clay films on faces of peds and in pores and 15 percent distinct dark gray (2.5Y 4/1), moist, clay films on rock fragments and 35 percent distinct dark yellowish brown (10YR 4/6), moist, clay films on faces of peds; 15 percent fine and medium irregular weakly coherent cemented very dark brown (10YR 2/2) dark nodules throughout; 20 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.1, hellige-truog; clear wavy boundary. Lab sample # MU051736. continuous - phpvsfiid 165059; continuous - phpvsfiid 165060; continuous - phpvsfiid 165061; continuous - phpvsfiid 165059; continuous - phpvsfiid 165060; continuous - phpvsfiid 165061
    2Bt4—84 to 112 centimeters (33.1 to 44.1 inches); 60 percent pale brown (10YR 6/3) and 40 percent yellowish brown (10YR 5/6) gravelly silt loam; 10 percent grayish brown (10YR 5/2) medium distinct mottles; weak coarse prismatic parts to weak fine subangular blocky structure; firm; 0.5 very fine and fine roots; 3.0 fine tubular pores; 15 percent distinct gray (10YR 6/1), moist, silt coats on faces of peds and in pores and 35 percent distinct strong brown (7.5YR 4/6), moist, clay films on faces of peds and 35 percent distinct pale brown (10YR 6/3), moist, silt coats on faces of peds and in pores; 1 percent fine spherical weakly coherent cemented black (10YR 2/1) dark nodules throughout; 15 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.8, hellige-truog; gradual wavy boundary. Lab sample # MU051737
    2Bt5—112 to 127 centimeters (44.1 to 50.0 inches); 70 percent strong brown (7.5YR 5/6) and 30 percent yellowish brown (10YR 5/6) gravelly silt loam; 1 percent gray (10YR 5/1) fine distinct and 10 percent gray (10YR 6/1) medium distinct mottles; weak coarse prismatic parts to weak fine subangular blocky structure; very firm; 0.5 fine vesicular and 0.5 fine tubular pores; 35 percent distinct yellowish red (5YR 4/6), moist, clay films on faces of peds and 35 percent distinct gray (10YR 6/1), moist, silt coats on faces of peds and in pores; 25 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.7, hellige-truog; gradual smooth boundary. Lab sample # MU051738
    2Bt6—127 to 142 centimeters (50.0 to 55.9 inches); 60 percent strong brown (7.5YR 5/6) and 40 percent gray (10YR 5/1) very gravelly loam; 10 percent gray (10YR 5/1) medium distinct mottles; weak coarse prismatic parts to weak fine angular blocky structure; very firm; 3.0 fine tubular pores; 35 percent distinct strong brown (7.5YR 4/6), moist, clay films on faces of peds and 35 percent distinct gray (10YR 6/1), moist, silt coats on faces of peds and in pores; 1 percent fine spherical weakly coherent cemented black (10YR 2/1) dark nodules throughout; 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; very strongly acid, pH 4.7, hellige-truog; clear smooth boundary. Lab sample # MU051739
    2Bt7—142 to 163 centimeters (55.9 to 64.2 inches); strong brown (7.5YR 5/6) very gravelly clay loam; 1 percent gray (10YR 6/1) fine prominent mottles; moderate fine subangular blocky structure; firm; 0.5 fine vesicular and 0.5 fine tubular pores; 15 percent distinct light yellowish brown (10YR 6/4), moist, silt coats on faces of peds and in pores and 35 percent distinct yellowish red (5YR 5/8), moist, clay films on faces of peds and 35 percent distinct red (2.5YR 4/6), moist, clay films on faces of peds; 2 percent by volume nonflat subangular indurated 75-162-250 millimeter chert fragments and 35 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.8, hellige-truog. Lab sample # MU051740