IDENTIFIERS

  • Current Taxon Name (Soil Name): Bigheart
  • OSD
  • Series Extent
  • User Site ID: S2008-OK037-02
  • User Pedon ID: BSPSA-2008-OK037-02
  • Vegetation Plot ID: BSPSA-2008-OK037-02
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - KSSL
  • Lab Pedon # - 08N0534
  • NCSS Pedon Lab Data NASIS Record ID - 20082
  • Print Date: 4/27/2025

    • 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: 35.9151535
  • Std. Longitude: -96.4635391
  • Datum: WGS84
  • Township: 17N
  • Range: 8E
  • Section: 33
  • Location Description: NBRE published mapunit 2015 Web Soil Survey.
  • Map Unit: NBRE—Niotaze-Bigheart-Rock outcrop complex, 3 to 15 percent slopes, very stony
  • Country: US—United States
  • State: Oklahoma
  • County: OK037—Creek
  • MLRA: 84A—North Cross Timbers
  • Regional Office: SC—South Central
  • MLRA Soil Survey Area: SC-STW—Stillwater, Oklahoma
  • 7.5 Minute USGS Quad: 35096-H4—Bellvue, Oklahoma

    • PEDON

  • Describers Name: Jeremy Dennis
  • Current Taxonomic Class: Sandy, siliceous, active, thermic Lithic Eutrudepts
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: full pedon description
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - Bigheart
  • PSC - 0 to 41 cm.
  • Classificaton Date - 5/31/2016
  • Classifier - Jerry Weinheimer
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Bigheart
  • Classificaton Date - 2/13/2008
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: not certified
  • QC Status: level 1
  • QA Status: level 1


    • SITE

  • Parent Material: residuum weathered from sandstone
  • Landscape: hills
  • Landform: hillslope
  • Runoff: medium
  • Drainage Class: well
  • Bedrock: very strongly coherent sandstone, unspecified at 41cm
  • Geology: Vamoosa formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 2/13/2008 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - rangeland, savanna
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    ANVI2

    BOLAT

    QUMA3

    QUST

    SCSC

    SONU2

    Andropogon virginicus

    Bothriochloa laguroides ssp. torreyana

    Quercus marilandica

    Quercus stellata

    Schizachyrium scoparium

    Sorghastrum nutans

    broomsedge bluestem

    silver beardgrass

    blackjack oak

    post oak

    little bluestem

    Indiangrass

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

    bedrock, lithic

    strongly coherent

    41 - 66

    - 25 -

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

    lithic contact

    41—66

    —25—
    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

    8

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    A—0 to 6 centimeters (0.0 to 2.4 inches); dark yellowish brown (10YR 3/6) loamy fine sand; 80 percent sand; 16 percent silt; 4 percent clay; weak fine granular structure; fragments; neutral, pH 7.0, hellige-truog; clear boundary.
    E—6 to 27 centimeters (2.4 to 10.6 inches); reddish brown (5YR 4/4) loamy fine sand; 83 percent sand; 13 percent silt; 4 percent clay; weak medium subangular blocky structure; , 1 percent by weight nonflat subrounded very strongly coherent cemented 2-10-75 millimeter sandstone, unspecified fragments observed by weighed method; strongly acid, pH 5.5, hellige-truog; gradual boundary.
    Bw—27 to 41 centimeters (10.6 to 16.1 inches); yellowish red (5YR 4/6) loamy fine sand; 84 percent sand; 12 percent silt; 5 percent clay; weak medium subangular blocky structure; , 1 percent by weight nonflat subrounded very strongly coherent cemented 2-10-75 millimeter sandstone, unspecified fragments observed by weighed method; moderately acid, pH 6.0, hellige-truog; abrupt boundary.
    R—41 to 66 centimeters (16.1 to 26.0 inches); dark red (2.5YR 3/6) bedrock; fragments.