IDENTIFIERS

  • Current Taxon Name (Soil Name): Tonti
  • OSD
  • Series Extent
  • User Site ID: 1988MO215019M
  • User Pedon ID: 1988MO215019
  • Vegetation Plot ID: 1988MO215019
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M8821519
  • Print Date: 1/30/2025

    • 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: 37.5900000
  • Std. Longitude: -91.7800833
  • Datum: WGS84
  • Township: T33N
  • Range: R8W
  • Section: 2
  • PLSS Details: 2194 feet W and 2202 feet N of the SE corner
  • Country: US—United States
  • State: Missouri
  • County: MO215—Texas
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO215—Texas County, Missouri
  • 7.5 Minute USGS Quad: 37091-E7—Maples, Missouri

    • PEDON

  • Describers Name: Sid Vander veen, John Preston, Brian Engelbrecht
  • Current Taxonomic Class: Fine-loamy, mixed, mesic Typic Fragiudults
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Missouri Pedon
  • Pedon #: 19
  • Sampled As Information:
  • Soil Name - Tonti
  • Taxonomic Class - Fine-loamy, mixed, mesic Typic Fragiudults
  • Taxon Kind - series
  • PSC - 20 to 53 cm.
  • Classificaton Date - 8/23/1988
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - udic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: fine-silty loess derived from mixed over clayey residuum weathered from dolomite
  • Landscape: plains
  • Landform: plain
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: summit
  • Slope Position: upper third
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: medium
  • Drainage Class: moderately well
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Holocene Stage formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/23/1988 (actual site observation date)
  • Air Photo ID: 37091e7ne
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - rangeland, grassland
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion sheet
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    LESPE

    Lespedeza

    lespedeza

    —

    —

    —
    Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    fragipan

    —

    53 - 102

    - 49 -

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

    ochric epipedon

    argillic horizon

    fragipan

    0—20

    20—152

    53—102

    —20—

    —132—

    —49—
    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

    4

    —

    —

    409.3

    —

    317

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 20 centimeters (0.0 to 7.9 inches); brown (10YR 4/3) rubbed, pale brown (10YR 6/3) rubbed, dry; silt loam; weak fine subangular blocky, and moderate fine granular structure; very friable; 10.0 very fine roots throughout; 10.0 very fine irregular pores; fragments; abrupt smooth boundary. Lab sample # MU007537; observed in pit, small
    Bt1—20 to 41 centimeters (7.9 to 16.1 inches); strong brown (7.5YR 4/6) broken face gravelly silty clay loam; moderate medium subangular blocky structure; friable; 3.0 very fine roots throughout; 10.0 very fine tubular pores; fragments; clear smooth boundary. Lab sample # MU007538; observed in pit, small
    Bt2—41 to 53 centimeters (16.1 to 20.9 inches); brown (10YR 5/3) broken face gravelly silty clay loam; moderate medium subangular blocky structure; firm; 0.5 very fine roots throughout; 10.0 very fine tubular pores; fragments; abrupt wavy boundary. Lab sample # MU007539; observed in pit, small
    2Btx1—53 to 69 centimeters (20.9 to 27.2 inches); grayish brown (10YR 5/2) broken face very gravelly silt loam; moderate medium subangular blocky, and weak coarse platy structure; very firm; 0.5 very fine roots throughout; 3.0 very fine tubular pores; fragments; clear smooth boundary. Lab sample # MU007540; observed in pit, small
    2Btx2—69 to 102 centimeters (27.2 to 40.2 inches); pale brown (10YR 6/3) broken face extremely gravelly silty clay loam; moderate fine angular blocky, and weak coarse platy structure; very firm; 0.5 very fine tubular pores; fragments; clear wavy boundary. Lab sample # MU007541; observed in pit, small
    3Bt1—102 to 137 centimeters (40.2 to 53.9 inches); 34 percent red (2.5YR 4/8) broken face and 33 percent yellowish brown (10YR 5/6) broken face and 33 percent dark yellowish brown (10YR 4/4) broken face gravelly clay; moderate medium subangular blocky structure; firm; 10.0 very fine tubular and 0.5 fine tubular pores; fragments; gradual smooth boundary. Lab sample # MU007542; observed in pit, small
    3Bt2—137 to 152 centimeters (53.9 to 59.8 inches); 50 percent red (10R 4/8) broken face and 50 percent dark yellowish brown (10YR 4/6) broken face extremely gravelly clay; weak medium subangular blocky structure; firm; 0.5 very fine tubular pores; fragments. Lab sample # MU007543; observed in pit, small