IDENTIFIERS

Current Taxon Name (Soil Name): Union

OSD

Series Extent

User Site ID: 1995MO151027M

User Pedon ID: 1995MO151027

Vegetation Plot ID: 1995MO151027

Lab Information:

Certified Lab Pedon Description - yes

Lab Source ID - MCL

Lab Pedon # - M9215135

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: 38.3539000

Std. Longitude: -92.0626917

Datum: WGS84

Township: T42N

Range: R10W

Section: 29

PLSS Details: 1800 feet N and 250 feet E of the SW corner

Location Description: Deeken property-1800 feet north and 250 feet east of the SW corner of Sec. 29, T42N, R10W

State: Missouri

County: MO151—Osage

MLRA: 116A—Ozark Highland

Non-MLRA Soil Survey Area: MO151—Osage County, Missouri

7.5 Minute USGS Quad: 38092-C1—Argyle, Missouri

PEDON

Describers Name: Keith Davis Wyn Kelley

Current Taxonomic Class: Fine, mixed, active, mesic Oxyaquic Fragiudalfs

Current Taxon Kind: series

Pedon Type: TUD pedon

Pedon Purpose: laboratory sampling site

Pedon Record Orgin: Converted from PDP 3.x

Correlated Information:

Soil Name - Union

PSC - 23 to 73 cm.

Classificaton Date - 12/21/2012

Classifier - J.R. Perkins

Soil Taxonomic Edition - eleventh edition

Moisture Subclass - udic

Sampled As Information:

Soil Name - Union

Taxonomic Class - Fine, mixed Oxyaquic Fragiudalfs

Taxon Kind - series

PSC - 23 to 73 cm.

Classificaton Date - 9/7/1995

Moisture Class - udic

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Hydric: no

Certification Status: certified

SITE

Parent Material: loess over pedisediment over residuum

Landscape: hills

Landform: interfluve

Geomorphic Component Hills: interfluve

Hill Slope Profile: summit

Slope Position: middle third

Slope Complexity: simple

Slope Shape Across: convex

Slope Shape Down: linear

Drainage Class: moderately well

Geology: Jefferson City Dolomite formation of the Ordovician group.

Surface Fragments:

Benchmark Soil?: yes

VEGETATION

SITE OBSERVATION

Observation Date: 9/7/1995 (actual site observation date)

Air Photo ID: 33

Surface Cover Properties:

Site Obs. Cover Kind 1 - grass/herbaceous cover

Site Obs. Cover Kind 2 - pastureland, tame

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
CARYA JUNI LOAR10 QUMA3 QUST THUJA	Carya Juglans nigra Lolium arundinaceum Quercus marilandica Quercus stellata Thuja	hybrid hickory black walnut tall fescue blackjack oak post oak arborvitae	— — — — — —	— — — — — —	— — — — — —

Pedon Restrictions
Kind	Hardness	Restriction Depth L-H	Restriction Thickness L-RV-H
		cm
fragipan	noncoherent	76 - 135	- 59 -

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 fragipan lithologic discontinuity lithologic discontinuity redox depletions with chroma 2 or less	0—23 23—203 58—76 76—135 76—135 135—203 135—203	—253— —180— —18— —59— —59— —68— —68—

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
6	—	—	265.2	—	0	991	—	—	12.8	—	—	13.9	—	—	—	—	—	—	—

Ap1—0 to 10 centimeters (0.0 to 3.9 inches); brown (10YR 4/3) interior silt loam; 19 percent clay; weak fine granular structure; very friable; many (8.0) very fine roots throughout and many (8.0) fine roots throughout; 3.0 very fine and fine vesicular pores; fragments; strongly acid, pH 5.3, pH meter; clear smooth boundary. Lab sample # MU046019

Ap2—10 to 23 centimeters (3.9 to 9.1 inches); 90 percent brown (10YR 4/3) interior and 10 percent strong brown (7.5YR 5/6) interior silt loam; 23 percent clay; weak very fine subangular blocky parts to moderate fine granular structure; friable; many (8.0) very fine roots throughout and many (8.0) fine roots throughout; 4.0 very fine and fine vesicular pores; fragments; strongly acid, pH 5.5, pH meter; abrupt smooth boundary. Lab sample # MU046020. 50% mixing with underlying horizon.

Bt1—23 to 58 centimeters (9.1 to 22.8 inches); strong brown (7.5YR 5/6) interior silty clay loam; 38 percent clay; moderate fine subangular blocky structure; firm; many (6.0) very fine roots between peds and common (4.0) fine roots between peds; 3.0 very fine and fine vesicular pores; 30 percent distinct clay films on faces of peds; fragments; very strongly acid, pH 5.0, pH meter; clear smooth boundary. Lab sample # MU046021. discontinuous - phpvsfiid 148612; discontinuous - phpvsfiid 148612

Bt2—58 to 76 centimeters (22.8 to 29.9 inches); brown (10YR 5/3) interior silty clay loam; 33 percent clay; moderate fine subangular blocky structure; firm; common (3.0) very fine roots between peds and common (3.0) fine roots between peds; 3.0 very fine and fine vesicular pores; 5 percent distinct black (7.5YR 2/1), moist, manganese or iron-manganese stains throughout and 20 percent distinct clay films on faces of peds and 30 percent faint clay films on faces of peds; 15 percent fine faint irregular noncoherent cemented grayish brown (10YR 5/2), moist, iron depletions between peds and 25 percent fine irregular noncoherent cemented yellowish brown (10YR 5/6) masses of oxidized iron between peds; 5 percent by volume nonflat subrounded indurated 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.7, pH meter; clear wavy boundary. Lab sample # MU046023. continuous - phpvsfiid 145365; discontinuous - phpvsfiid 145364; discontinuous - phpvsfiid 145366; continuous - phpvsfiid 145365; discontinuous - phpvsfiid 145364; discontinuous - phpvsfiid 145366

2Btx1—76 to 114 centimeters (29.9 to 44.9 inches); brown (10YR 5/3) interior extremely gravelly silt loam; 21 percent clay; massive; very firm; brittle; few (0.8) very fine roots between peds; 0.8 very fine vesicular pores; 5 percent faint black (7.5YR 2/1), moist, manganese or iron-manganese stains on vertical faces of peds and 20 percent faint clay films on faces of peds; 1 percent fine distinct irregular noncoherent cemented yellowish brown (10YR 5/6), moist, masses of oxidized iron between peds; 60 percent by volume nonflat subrounded indurated 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.9, pH meter; gradual smooth boundary. Lab sample # MU046024. discontinuous - phpvsfiid 145367; discontinuous - phpvsfiid 145368; discontinuous - phpvsfiid 145367; discontinuous - phpvsfiid 145368

2Btx2—114 to 135 centimeters (44.9 to 53.1 inches); brown (10YR 5/3) interior extremely cobbly loam; 19 percent clay; massive; extremely firm; brittle; 5 percent faint black (7.5YR 2/1), moist, manganese or iron-manganese stains on vertical faces of peds and 15 percent faint clay films on faces of peds; 1 percent fine distinct irregular noncoherent cemented yellowish brown (10YR 5/6) masses of oxidized iron between peds; 40 percent by volume nonflat subrounded indurated 2-39-75 millimeter limestone, cherty fragments and 40 percent by volume nonflat subrounded indurated 75-162-250 millimeter limestone, cherty fragments; moderately acid, pH 5.8, pH meter; clear wavy boundary. Lab sample # MU046026. discontinuous - phpvsfiid 145369; discontinuous - phpvsfiid 145370; discontinuous - phpvsfiid 145369; discontinuous - phpvsfiid 145370

3Bt—135 to 203 centimeters (53.1 to 79.9 inches); yellowish red (5YR 4/6) interior and yellowish brown (10YR 5/6) interior clay; 73 percent clay; moderate very fine subangular blocky structure; firm; 5 percent faint black (7.5YR 2/1), moist, manganese or iron-manganese stains on faces of peds and 30 percent distinct clay films on faces of peds; 15 percent fine prominent irregular noncoherent cemented grayish brown (10YR 5/2), moist, iron depletions; fragments and 5 percent by volume nonflat subangular indurated 2-39-75 millimeter limestone, cherty fragments and 5 percent by volume nonflat subangular indurated 2-39-75 millimeter sandstone, unspecified fragments; neutral, pH 6.7, pH meter. Lab sample # MU046027. discontinuous - phpvsfiid 145371; discontinuous - phpvsfiid 145372; discontinuous - phpvsfiid 145371; discontinuous - phpvsfiid 145372