IDENTIFIERS

  • Current Taxon Name (Soil Name): Leonard
  • OSD
  • Series Extent
  • User Site ID: S1987MO121025
  • User Pedon ID: 1987MO121025
  • Vegetation Plot ID: S1987MO121025
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 87P0770
  • NCSS Pedon Lab Data NASIS Record ID - 60065
  • Print Date: 11/24/2024

    • 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: 39.6458321
  • Std. Longitude: -92.4727783
  • Datum: WGS84
  • Township: T56N
  • Range: R14W
  • Section: 21
  • PLSS Details: 3780 feet East and 1800 feet south of the Northwest corner
  • State: Missouri
  • County: MO121—Macon
  • MLRA: 115—Central Mississippi Valley Wooded Slopes

    • PEDON

  • Describers Name: HJF MLC
  • Current Taxonomic Class: Fine, smectitic, mesic Chromic Vertic Epiaqualfs
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 25
  • Correlated Information:
  • Soil Name - Leonard
  • PSC - 15 to 65 cm.
  • Classificaton Date - 6/18/2007
  • Moisture Class - aquic
  • Sampled As Information:
  • Soil Name - Leonard
  • Taxonomic Class - Fine, montmorillonitic, mesic, sloping Vertic Ochr
  • Taxon Kind - series
  • Classificaton Date - 9/1/1987
  • Moisture Class - aquic
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess derived from mixed and/or till derived from mixed
  • Landscape: upland
  • Landform: upland slope
  • Hill Slope Profile: shoulder
  • Slope Position: middle third
  • Slope Shape Down: linear
  • Runoff: low
  • Drainage Class: poorly
  • Flooding: frequent flooding
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/1/1987 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    TRIFO

    Trifolium

    clover

    —

    —

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

    ochric epipedon

    argillic horizon

    0—15

    15—152

    —-

    —-
    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

    —

    —

    262

    —

    90

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    1Ap—0 to 15 centimeters (0.0 to 5.9 inches); brown (10YR 4/3) interior, brown (10YR 5/3), dry; silty clay loam; 1 percent red (2.5YR 4/8) fine prominent mottles; weak medium granular structure; friable; 5.5 very fine roots throughout; fragments; neutral, pH 7.0, hellige-truog; abrupt smooth boundary. Lab sample # 87P04173; moist when described;. (10YR 5/3) dry and (10YR 4/3 and 10YR 4/2 moist) surface colors are out of the range of the series. This is an eroded pedon.; many very fine roots throughout; few fine prominent 2.5YR48 mottles
    1Btg1—15 to 23 centimeters (5.9 to 9.1 inches); grayish brown (2.5Y 5/2) silty clay; 30 percent red (2.5YR 4/8) fine prominent mottles; moderate very fine subangular blocky structure; friable; 5.5 very fine roots throughout; 55 percent distinct , moist, clay films on faces of peds; fragments; neutral, pH 7.0, hellige-truog; abrupt wavy boundary. Lab sample # 87P04174; moist when described;. many clay films surface features on faces of peds; many very fine roots throughout; many fine prominent 2.5YR48 mottles; discontinuous - phpvsfiid 232306; discontinuous - phpvsfiid 232306
    1Btg2—23 to 40 centimeters (9.1 to 15.7 inches); gray (10YR 5/1) silty clay; 30 percent yellowish brown (10YR 5/6) fine prominent and 30 percent light olive brown (2.5Y 5/6) fine prominent mottles; moderate very fine angular blocky structure; firm; 5.5 very fine roots throughout; 37 percent distinct , moist, clay films on faces of peds and 37 percent prominent , moist, nonintersecting slickensides on all faces of peds; fragments; moderately acid, pH 5.8, hellige-truog; clear wavy boundary. Lab sample # 87P04175; moist when described;. A material on vertical face of large prominent slickensides.; common clay films surface features on faces of peds; common nonintersecting slickensides surface features on vertical and horizontal faces of peds; many very fine roots throughout; many fine prominent 10YR56 mottles; many fine prominent 2.5Y56 mottles; continuous - phpvsfiid 232308; discontinuous - phpvsfiid 232307; continuous - phpvsfiid 232308; discontinuous - phpvsfiid 232307
    2Btg3—40 to 55 centimeters (15.7 to 21.7 inches); gray (10YR 5/1) silty clay; 11 percent yellowish brown (10YR 5/6) fine prominent and 11 percent yellowish brown (10YR 5/4) fine distinct mottles; weak fine angular blocky structure; very firm, moderately plastic; 2.5 very fine roots throughout; 15 percent distinct , moist, clay films on faces of peds and 37 percent distinct , moist, clay films in root channels and/or pores and 37 percent distinct , moist, slickensides (pedogenic); fragments; moderately acid, pH 5.8, hellige-truog; clear wavy boundary. Lab sample # 87P04176; moist when described;. Topsoil noted in cracks and channels also very few very fine sand grains present.; few clay films surface features on faces of peds; common clay films surface features in root channels and/or pores; common intersecting slickensides surface features; common very fine roots throughout; common fine prominent 10YR56 mottles; common fine distinct 10YR54 mottles; continuous - phpvsfiid 232311; discontinuous - phpvsfiid 232309; discontinuous - phpvsfiid 232310; continuous - phpvsfiid 232311; discontinuous - phpvsfiid 232309; discontinuous - phpvsfiid 232310
    2Btg4—55 to 80 centimeters (21.7 to 31.5 inches); gray (10YR 5/1) silty clay; 1 percent yellowish red (5YR 5/8) fine prominent mottles; weak coarse prismatic structure; very firm, moderately plastic; 2.5 very fine roots throughout; 37 percent distinct , moist, clay films in root channels and/or pores; fragments; moderately acid, pH 5.8, hellige-truog; clear wavy boundary. Lab sample # 87P04177; moist when described;. Very few very fine sand grains.; common clay films surface features in root channels and/or pores; common very fine roots throughout; few fine prominent 5YR58 mottles; discontinuous - phpvsfiid 232312; discontinuous - phpvsfiid 232312
    2Btg4—80 to 102 centimeters (31.5 to 40.2 inches); gray (10YR 5/1) silty clay; 1 percent yellowish red (5YR 5/8) fine prominent mottles; weak coarse prismatic structure; very firm, moderately plastic; 2.5 very fine roots throughout; 37 percent distinct , moist, clay films on faces of peds; fragments; moderately acid, pH 5.8, hellige-truog. Lab sample # 87P04178; moist when described;. Few rounded pebbles observed.; common clay films surface features on faces of peds; common very fine roots throughout; few fine prominent 5YR58 mottles; discontinuous - phpvsfiid 232313; discontinuous - phpvsfiid 232313
    2Btg5—102 to 137 centimeters (40.2 to 53.9 inches); gray (10YR 5/1) silty clay; 30 percent yellowish red (5YR 5/8) fine prominent mottles; strong fine angular blocky, and strong very fine angular blocky structure; firm, moderately plastic; 0.5 very fine roots throughout; 55 percent distinct , moist, clay films on faces of peds; fragments; strongly acid, pH 5.3, hellige-truog; clear wavy boundary. Lab sample # 87P04179; moist when described;. Few rounded pebbles observed. pH of 5.2 out of range for Leonard series.; many clay films surface features on faces of peds; few very fine roots throughout; many fine prominent 5YR58 mottles; discontinuous - phpvsfiid 232314; discontinuous - phpvsfiid 232314
    2Btg6—137 to 152 centimeters (53.9 to 59.8 inches); gray (10YR 5/1) clay; 11 percent yellowish red (5YR 5/8) coarse prominent mottles; moderate very fine and fine angular blocky structure; firm, moderately plastic; 0.1 very fine roots throughout; 55 percent distinct , moist, clay films on faces of peds; fragments; moderately acid, pH 5.8, hellige-truog; clear wavy boundary. Lab sample # 87P04180; moist when described;. Few rounded pebbles observed. 2Bt colors exceed series out of range of strong to yellowish. The pH of 5.2 and 5.4 is out of range for lower Btg.; many clay films surface features on faces of peds; very few very fine roots throughout; common coarse prominent 5YR58 mottles; discontinuous - phpvsfiid 232315; discontinuous - phpvsfiid 232315