MnModel

County

Profile

No.

Depth

Sent for ID?

Identification

Sent for Date?

Radiocarbon

Date (B.P.)

Lab ID

Notes

Beltrami

BL-01

13 cm

Y

unidentified softwood/conifer

N

Beltrami

BL-07

26 cm

Y

unidentified wood

N

wood too small to analyze

Beltrami

BL-07

33 cm

Y

unidentified wood

N

wood too small to analyze

Beltrami

BL-09

29-38 cm

Y

seeds of Betulaceae, Compositae, Cyperaceae (Cyperus sp./Carex sp. and Scirpus sp.), cf. Rosaceae, Zizania palustris

N

Unidentified seed coat, Unidentified seed fragments, Monocot and Dicot leaves, small cone or rhizome, uncarbonized wood - unidentified

Beltrami

BL-09

119 cm

Y

unidentified wood

N

wood too small to analyze

Beltrami

BL-10

30-32 cm

Y

organic sediment

N

sieved, but no woods or seeds found

Beltrami

BL-12

325-326 cm

Y

unidentified wood

N

wood too small to analyze

Beltrami

BL-13

184-189 cm

Y

uncarbonized unidentified wood

Y

4,470±50

Beta-107080

Unidentified fruit; algae; Cyperaceae (Cyperus sp./Carex sp.) seed, Cyperaceae (Scirpus sp.) seeds, cf. Rosaceae seed; Nuphar luteum seed

Beltrami

BL-13

189-201 cm

Y

Cyperaceae (Scirpus sp.) seeds

N

Beltrami

BL-14

26-32 cm

Y

carbonized and uncarbonized wood

Y

180±40

Beta-107075

2 pieces of scale; Cyperaceae (Scirpus sp.) seeds

Beltrami

BL-15

440-451 cm

Y

seeds of Brasenia schreberi, Chenopodium sp., Cyperaceae (Cyperus sp./Carex sp. and Scirpus sp.), Najas sp., Potamogeton sp., Ranunculus sp., cf. Rosaceae/Myriophyllum sp., Zannichellia sp.

N

unidentified seed fragments, unid bark

Beltrami

BL-15

451-458 cm

Y

unidentified wood

Y

5,890±60

Beta-107074

seeds of Brasenia schreberi, Chenopodium sp., Cyperaceae (Cyperus sp./Carex sp. and Scirpus sp.), Eleocharis sp., Potamogeton sp., Rubus sp., Sparganium sp.

Beltrami

BL-16

123-130 cm

Y

unidentified wood

Y

2,610±40

Beta-107076

Unidentified seed fragments; seeds of Cyperaceae (Cyperus sp./Carex sp. and Scirpus sp.), Potamogeton sp., Rubus sp., Sambucus canadensis

Beltrami

BL-18

56-61 cm

Y

unidentified wood

Y

3,180±40

Beta-107084

Unidentified seed coat/fruit fragments; seeds of cf. Betulaceae, Cyperaceae (Cyperus sp./Carex sp.), Potamogeton sp., Rubus sp.

Beltrami

BL-18

61-67 cm

Y

seeds of Chenopodium sp., Cyperaceae

(Cyperus sp./Carex sp.)

N

Unidentified seeds; algae

Beltrami

BL-18

76-82 cm

Y

organic sediment

N

sieved but no wood and no seeds

Beltrami

BL-18

82-88 cm

Y

organic sediment

N

sieved but no wood, no seeds

Beltrami

BL-19

35-36 cm

Y

unidentified wood

N

unidentified wood

Beltrami

BL-19

39-41 cm

Y

seeds of cf. Betulaceae, Cyperaceae (Cyperus sp./Carex sp. and Scirpus sp.), cf. Poaceae/Cyperaceae, Rosaceae, Rubus sp., Rudbeckia sp.

N

Unidentified seed/fruit; wood; small cone or rhizome fragments

Beltrami

BL-19

41-46 cm

Y

organic sediment

N

sieved but no wood, no seeds

Beltrami

BL-20

99 cm

Y

unidentified wood

N

wood too small to analyze

Beltrami

BL-20

116-118 cm

Y

unidentified wood

Y

3,240±40

Beta-107104

unidentified seeds/fruits and seed fragment; seeds of Cyperaceae (Cyperus sp./ Carex sp.), Rubus sp.

Beltrami

BL-20

118-124 cm

Y

Cyperaceae seeds (Cyperus sp./Carex sp.)

N

Beltrami

BL-23

491-494 cm

Y

unidentified wood/woody material

Y

5,690±40

Beta-111234

organic peaty seam; Carex sp.; Scirpus spp.; Vaccinium sp.; poss. Abies balsamea needle fragment; Chara sp. nucules

Beltrami

BL-24

168-174 cm

Y

unidentified wood

Y

510±40

Beta-111235

basal peat; Carex spp. Gramineae; Rubus idaeus; Viola sp. Potentilla norvegica; Vaccinium sp.; Picea df. mariana needle fragment

Brown

BR-01

75 cm

Y

unidentified rootlet/stem, fine rootlets

N

unidentified - fine rootlets; carbonized wood/stem; small bits of charcoal, probably all one speciment

Brown

BR-05

221-224 cm

Y

unidentified

N

remnant of rootlet in clay/marl matrix; primarily root stain, small amt. of intact epidermal tissue; no xylem, primary, secondary tissues

Brown

BR-05

460-473 cm

Y

herbaceous tissue

Y

7,360±50

Beta-97191

fine rootlet fragments in clay/marl matrix; some carbonized fragments of plant tissues; vascular elements inc. but no indication of woody tissue; phytoliths present, possibly having become isolated from the herbaceous tissues in process of carbonization

Brown

BR-06

549-551 cm

Y

unidentified

N

rootlets and/or small stems in clay/marl matrix; degraded frag. of herbaceous stem and/or rootlets

Brown

BR-06

551 cm

Y

Quercus sp. (oak); maybe Castanea sp. or other hardwood

Y

M157.4±0.7%

Beta-97192

2-3 small wood frag.; hardwood (Angiospermous) with tall homocellular rays, simple perforation plates, vascular (vascentric?) tracheids or fiber tracheids; complete growth rings are lacking due to specimen size

Brown

BR-06

927-1047 cm

Y

Coniferophyta; ray tracheids suggests Pinaceae family (not fir); If ray tracheids are smooth-walled then soft pines (Pinus spp.), larch/tamarack (Larix spp.) or hemlock (Tsuga spp.)

Y

10,410±60

Beta-97193

3-4 small wood frag.; a softwood (coniferous spec.), but with poor preservation; one axial tracheid was observed; ray parenchyma present (cross-field pits not discernable); ray tracheids present, walls and pit borders smooth; rays uniseriate;

Brown

BR-08

259 cm

Y

probable hardwood bark (Angiosperm)

Y

M127.8±0.5%

Beta-97194

3 bark frag.; secondary phylem, each with 1-2 cell layers of xylem (wood) intact on inner surface; xylem rays gen. low (10-20 cells high), homocellular, predom. uniseriate (occ. biseriate) rays; slightly broader rays in phloem; may be same as BR-8/405 cm

Brown

BR-08

343 cm

Y

unidentified; may be same as BR-5 (460-473 cm)

N

charcoal flecks in clay/marl matrix; very small frag. of carbonized plant issues; very friable

Brown

BR-08

405 cm

Y

possibly ash (Fraxinus sp.)

N

one rootlet, unidentified, and a single bark frag.; bark frag. appears to be hardwood based on cell types and arrangement in transverse perspective

Brown

BR-08

470 cm

Y

unidentified, possibly same as BR-8/259 cm

N

very small spec. of wood/bark; bark (phloem) but with outermost cell layers of xylem present also

Brown

BR-08

508 cm

Y

unidentified

N

minute, frag. plant materials in clay/marl matrix; apparently carbonized plant tissues, inc. one possible wood frag. that may be hardwood; other frags. are herbaceous? root/stem

Brown

BR-08

641-642 cm

Y

unidentified

N

approx. 8 rootlet frags. of various diameters and in various states of preservation

Brown

BR-08

715-716 cm

Y

unidentified thin rootlet

Y

M112.3±0.5%

Beta-97195

single, small-diametered rootlet

Brown

BR-09

307-312 cm

Y

bits of unidentified rootlet and soft tissue

N

gastropods; long bone fragment; unidentified - rootlets, soft tissue fragments

Brown

BR-09

563-566 cm

Y

epidermal (root?) tissue

N

unidentified - epidermal (?root) tissues; fine bits of charcoal

Brown

BR-11

218-224 cm

Y

Chenopodium sp. seed; Chenopodiaceae seed coat; Fraxinus sp., ash, lowland anatomical form; carbonized parenchymatous tissues; Carex sp. achene and perigynium (C. comosa); grass grain (Festicoid);

Y

730±50

Beta-104170

also unidentified uncarbonized bark fragments, bits of rootlet; and gastropod

Brown

BR-11

261-306 cm

Y

Rubus sp. seed

N

unidentified - rootlets and epidermal tissues; bark; carbonized stem sections; gall, partially carbonized

Brown

BR-11

436-457 cm

Y

two carbonized grass (Poaceae) grains (festicoid group)

N

gastropods also recovered during screening

Brown

BR-11

583 cm

Y

unidentified fine bark fragments with some wood- rotting fungal spores

Y

1,130±50

Beta-104171

unidentified - fine bits of bark, periderm; spores from wood-rotting fungi

Brown

BR-14

340-350 cm

Y

unidentified

N

unidentified - fibrous rootlets and herbaceous tissues (possible epidermis, ?sphagnum elements); gastropods

Brown

BR-14

383-398 cm

Y

unidentified

N

unidentified - rootlets, soft tissues, insect carapace section (blondish hairs present)

Brown

BR-17

215-240 cm

Y

unidentified

N

unidentified - dark-brown fibrous rootlets

Brown

BR-20

315-320 cm

Y

conifer needle and sheath, Pinus sp., possibly P. resinosa (red pine) or P. banksiana (Jack pine) in hard pine group or P. edulis (pinyon) in soft pine group; Red pine and Jack pine most likely based on biogeography

Y

M113.1±0.5%

Beta-104172

unidentified - epidermal (?root) tissues; bits of charcoal

Chisago

CH-01

52-57 cm

Y

cf. Picea sp. wood

Y

1,740±50

Beta-107112

small cone or rhizomme fragments; unidentified seed/fruit and seed fragment

Chisago

CH-01

217-222 cm

Y

unidentified seeds

N

unidentified seed fragments; no wood

Chisago

CH-01

747-750 cm

Y

unidentified softwood pieces

Y

5,340±50

Beta-107108

seeds of cf. Betulaceae, Cyperaceae (Cyperus sp./Carex sp. and Scirpus sp.), cf. Docodon sp., Rhus sp., Rosaceae, Rubus sp.; originally 445-448 cm

Chisago

CH-03

192-194 cm

Y

seeds of cf. Betulaceae, Cyperaceae (Cyperus sp./Carex sp.), Najas sp.

N

no wood

Chisago

CH-03

206-209 cm

Y

cf. Salix sp. and Picea sp. wood; seeds of Cyperaceae (Cyperus sp./Carex sp.), Najas sp., Nupah luteum, Potamogeton sp., Ranunculus sp.

N

very fine uncarbonized organic matter; sample for wood and seeds

Chisago

CH-03

211-217 cm

Y

unidentified wood

N

unidentified diffuse porous hardwood

Chisago

CH-04

50-53 cm

Y

Picea sp. wood

Y

1,270±40

Beta-107109

wood and fine organic matter; Heliantus sp. cf. H. annua seeds (cultivated/modern)

Chisago

CH-04

283-289 cm

N

N

very fine uncarbonized organic matter; sample for wood and seeds

Chisago

CH-04

757-761 cm

Y

wood pieces

Y

1,220±40

Beta-107110

seeds of Cyperacea (Cyperus sp./Carex sp.), Najas sp., Rhus sp.; originally 164-168 cm

Chisago

CH-04

1037-1042 cm

Y

seeds of Cyperacea (Cyperus sp./Carex sp.), Helianthus sp., Najas sp., Rhus sp.

Y

3,660±50

Beta-107111

no wood; originally 463-468 cm

Chisago

CH-07

296-302 cm

Y

cf. Picea sp. wood

Y

9,360±80

Beta-107071

wood pieces; originally 230-236 cm

Chisago

CH-08

45-50 cm

N

N

peat; sample for wood and seeds

Chisago

CH-08

165-170 cm

N

N

peat; sample for wood and seeds

Chisago

CH-08

305-308 cm

Y

cf. Pice sp., possibly a root

N

wood, fine organic matter; separate out largest pieces of wood, many from same piece

Chisago

CH-10

231-234 cm

Y

Picea sp. wood; seeds of Cyperaceae (Cyperus sp./Carex sp.), Rhus sp., Rudbeckia sp.

N

wood and fine uncarbonized organic matter

Chisago

CH-10

234 cm

Y

Salix sp. wood

N

wood resting on underlying stratigraphic unit

Chisago

CH-10

248 cm

Y

unidentified wood

N

organic laminae in 5YR material; wood too small to analyze

Chisago

CH-11

247-250 cm

Y

Larix laricina wood

Y

9,640±70

Beta-107070

one piece of wood; ignore fines; originally 171-174 cm

Chisago

CH-11

275-277 cm

N

N

fine uncarbonized organic matter

Chisago

CH-11

355-360 cm

Y

Larix sp., cf. L. laricina wood

Y

9,340±60

Beta-107069

wood piece; originally 279-284 cm

Chisago

CH-12

256-258 cm

Y

Picea sp. wood

N

wood; ignore fines

Chisago

CH-12

291-298 cm

N

N

peat; look for wood, seeds

Chisago

CH-14

100-104 cm

Y

Picea sp. wood, much fungi present

N

wood; ignore fines

Chisago

CH-14

128-136 cm

Y

Picea sp. wood, much fungi present

N

log; ignore fines

Chisago

CH-14

215-218 cm

N

N

wood and fine uncarbonized organic matter

Chisago

CH-24

34-38 cm

Y

Cyperaceae (Cyperus sp./Carex sp.) seeds

N

unidentified hardwood pieces (similar to KC-4 (2.73m))

Chisago

CH-24

123-130 cm

Y

seeds of cf. Betulaceae, Cyperaceae (Cyperus sp./Carex sp.), Rhus sp.,

N

unidentified seeds/fruits, seed fragments; no wood

Chisago

CH-24

274 cm

Y

organic sediment

N

look for organic matter in black laminae; no wood or seeds found

Chisago

CH-24

275-278 cm

Y

Picea sp. wood

Y

10,120±100

Beta-107107

unidentified seed fragments; seeds of Cyperaceae (Cyperus sp./Carex sp.); originally 237-240 cm

Clay

CY-01

418 cm

Y

unidentified wood

N

wood too small to analyze

Clay

CY-01

497-512 cm

Y

cf. Picea sp., possibly a root

Y

10,080±70

Beta-107065

wood - at base of 2CO horizon (in between 2 laminated SiL/SiCL units)

Clay

CY-02

796-808 cm

Y

(see notes)

N

Not Analyzed

Clay

CY-02

811 cm

Y

Picea sp. wood

Y

10,140±70

Beta-107093

Clay

CY-02

860-872 cm

Y

wood pieces, unidentified seed fragments

Y

10,180±70

Beta-107073

wood pieces; unidentified seed fragments

Clearwater

CE-01

134-149 cm

N

N

basal wood - may be recent (from road construction?) - not sent for I.D.

Clearwater

CE-01

354-366 cm

Y

unidentified wood

Y

8,110±50

Beta-111236

seeds/wood; Najas flexilis; Potamogeton spp.; Scirpus sp. Chara sp. nucules

Clearwater

CE-02

347-363 cm

Y

unidentified wood and charcoal; Cyperaceae seeds

N

peat; Sagittaria sp.; Scirpus spp.; Carex sp.; Carex sp. Larix laricina needle fragment

Clearwater

CE-02

427-433 cm

Y

unidentified wood

N

seeds; Larix laricina needle and samara fragments; Scirpus spp.; Carex spp.; Naja flexilis; Nymphaea cf. tuberosa; Chara sp. nucules

Clearwater

CE-02

497-506 cm

Y

unidentified wood

Y

9,210±50

Beta-111237

Picea cf. mariana needle fragments (charred); Picea cf. seeds and samara fragments; Scirpus spp.; Carex spp. Potamogeton spp.; Zannichellia palustris; Najas flexilis; Nymphaea cf. tuberosa; Ceratophyllum demersum; Drosera rotundifolia leaves; Chara sp. nucules

Fillmore

FM-00

~800 cm

Y

muskox skull collagen

Y

14,420±70

CAMS-32037

collagen was purified of humates and other organics leaving physically broken chains of proteins; skull from outcrop/quarry located at SW 1/4 SW 1/4 NW 1/4 SW 1/4 Sec. 28 T104N R10W; quarry is in a VT3 LfSA

Fillmore

FM-02

222 cm

Y

unidentified wood

N

wood too small to analyze

Fillmore

FM-07

276-284 cm

Y

seeds of cf. Betulaceae, Chamaesyce nutans, Chenopodium sp., Cyperaceae (Scirpus sp.), Najas sp., cf. Sagittaria sp., Verbena sp.

Y

3,710±50

Beta-107081

unidentified seed; no wood

Fillmore

FM-07

288-290 cm

Y

seeds of Cyperaceae (Scirpus sp.)

N

no wood

Fillmore

FM-09

344-346 cm

Y

unidentified wood

N

wood too small to analyze

Fillmore

FM-10

516-522 cm

Y

seeds of cf. Betulaceae (Scirpus sp.), Ranunculus sp.

N

no wood

Fillmore

FM-10

526-528 cm

Y

seeds of cf. Betulaceae, Najas sp.; wood

Y

4,960±60

Beta-107101

unidentified seed fragments; wood pieces

Fillmore

FM-12

285-286 cm

Y

unidentified wood

N

wood too small to analyze

Fillmore

FM-12

431 cm

Y

unidentified wood

N

wood too small to analyze

Fillmore

FM-16

446-550 cm

Y

unidentified wood

N

wood too small to analyze

Fillmore

FM-25

350-362 cm

Y

unidentified wood

N

unidentified hardwood

Fillmore

FM-25

362 cm

Y

unidentified hardwood

Y

2,890±70

Beta-107067

unidentified hardwood

Fillmore

FM-61

315 cm

Y

wood sent for date

Y

M116.3±0.5%

Beta-107095

wood too small to analyze

Fillmore

FM-61

315-330 cm

Y

unidentified wood

N

wood too small to analyze

Fillmore

FM-63

102 cm

Y

unidentified wood

N

wood too small to analyze

Houston

HS-03

380 cm

Y

Ulmus sp. wood

Y

2,790±70

Beta-107088

Houston

HS-03

412-417 cm

Y

unidentified wood

N

wood too small to analyze

Houston

HS-04

274-277 cm

Y

Brassicaceae seeds, Chenopodium sp. seeds

Y

M111.2±0.6%

Beta-107082

no wood

Houston

HS-15

424 cm

Y

unidentified wood

Y

20±50

Beta-107083

wood pieces - unidentified; no seeds

Houston

HS-53

420-429 cm

Y

organic sediment

N

no wood; no seeds

Houston

HS-55

617-620 cm

Y

unidentified wood

N

wood too small to analyze

Houston

HS-55

660-662 cm

Y

unidentified bark

Y

3,360±50

Beta-107092

unidentified bark

Houston

HS-55

665-672 cm

Y

unidentified wood

N

wood too small to analyze

Houston

HS-61

380-381 cm

Y

unidentified wood

Y

560±40

Beta-107096

wood too small to analyze

Hubbard

HB-02

226-241 cm

Y

unidentified wood

Y

9,860±60

Beta-111238

basal peat; Larix laricina needle fragments (charred); Cyperaceae seed fragments; Viola sp.

Itasca

IC-01

190-198 cm

Y

unidentified wood and charcoal; Rubus idaeus seeds

Y

320±50

Beta-111239

peat; Pinus strobus needle fragment (charred); Larix laricina needle fragment; conifer cone; Scirpus sp.; cf. Juncus sp.; Potentilla norvegica; Rubus idaeus

Itasca

IC-03

198-207 cm

Y

poss. Cyperaceae stem fragments

Y

3,940±70

Beta-111240

peat; Potamogeton sp.; Scirpus sp.; cf. Juncus sp.

Kittson

KT-07

1231-1234 cm

N

wood

N

carbonized wood - in alluvium

Kittson

KT-11

433-436 cm

Y

Salix sp. wood

Y

2,840±40

Beta-107089

wood - in alluvium on top of till

Kittson

KT-11

594-597 cm

Y

organic sediment

N

no wood/no seeds

Kittson

KT-15

503 cm

Y

unidentified wood

Y

3,240±50

Beta-107099

wood too small to analyze

Kittson

KT-17

200 cm

N

unidentified wood

N

wood - near base of Cg horizon

Kittson

KT-17

207-213 cm

N

unidentified wood

N

plant matter/roots/wood? - base of Cg horizon

Kittson

KT-18

171 cm

N

unidentified wood

N

wood/bark? - poor sample - 4ACb

Kittson

KT-18

247 cm

N

unidentified wood

N

roots - may be recent - 4Ab

Koochiching

KC-03

122 cm

Y

unidentified wood

N

wood too small to analyze

Koochiching

KC-04

155 cm

Y

unidentified wood

N

wood too small to analyze

Koochiching

KC-04

273 cm

Y

unidentified hardwood (? Rhus sp.)

Y

5,090±50

Beta-107094

one twig fragment

Koochiching

KC-04

267-269 cm

Y

ring porous hardwood, cf. Fraxinus sp.; seeds of cf. Betulaceae, Cyperaceae (Scirpus sp.), Najas sp., Potamogeton sp., Rnunculus sp.

N

unidentified seeds/fruits; unidentified spiny fruit

Koochiching

KC-05

91 cm

Y

wood sent for date

Y

5,850±50

Beta-107103

wood too small to analyze

Koochiching

KC-06

75-77 cm

Y

wood sent for date

Y

4,530±50

Beta-107102

wood too small to analyze

Koochiching

KC-06

199 cm

Y

unidentified wood

N

wood too small to analyze

Koochiching

KC-07

73 cm

Y

unidentified wood

N

wood too small to analyze

Lake of the Woods

LW-01

69-73 cm

Y

organic sediment

N

no wood, no seeds

Lake of the Woods

LW-01

91 cm

Y

unidentified wood

N

wood too small to analyze

Lake of the Woods

LW-05

29 cm

Y

unidentified wood

N

unidentified hardwood, possibly a root

Lake of the Woods

LW-05

28-37 cm

Y

unidentified wood

N

wood too small to analyze

Lake of the Woods

LW-06

127 cm

Y

unidentified wood

N

wood too small to analyze

Lake of the Woods

LW-08

338 cm

Y

unidentified wood

N

wood too small to analyze

Marshall

MA-04

323-329 cm

Y

unidentified wood

N

wood too small to analyze

Marshall

MA-07

287 cm

N

charcoal

N

charcoal - probably recent

Marshall`

MA-07

847 cm, 878-881 cm

N

organic sediment

N

plant matter - not great samples

Marshall

MA-07

914 cm

N

organic sediment

N

plant matter - leaves?

Marshall

MA-07

994 cm

N

unidentified wood

N

woody root?

Marshall

MA-07

1027 cm

Y

Ulmaceae (Celtis sp. or Ulmus sp. possible) wood

Y

1,260±80

Beta-107064

wood - from base of 3Cg (alluvium) on top of 4C (lacustrine)

Marshall

MA-07

1006-1015 cm

Y

cf. Lauraceae wood

Y

1,280±70

Beta-107068

wood - from base of 3Cg (alluvium) on top of 4C (lacustrine)

Marshall

MA-09

829-847 cm

N

N

charcoal

Marshall

MA-09

1408-1420 cm

Y

cf. Fraxinus sp. wood

Y

4,070±80

Beta-107086

woody root (wood?) - marks boundary between SiCL and SCL with pebbles and shells

Marshall

MA-09

1448-1478 cm

Y

unidentified wood

N

wood too small to analyze

Marshall

MA-15

116-118 cm

N

charcoal

N

charcoal from 2Ab (may be recent)

Marshall

MA-15

351-357 cm

N

charcoal

N

charcoal - middle of 3C horizon (alluvial)

Morrison

MO-03

168-183 cm

Y

unidentified wood

Y

3,600±50

Beta-111241

peat (half core); Sagittaria sp.; Eleocharis sp.; Scirpus sp.; Cares sp.; cf. Juncus sp.; Nympaea cf. tuberosa; cf. lactuca canadensis; Ranunculus sp.; Vitis sp; indeterminate seed

Nicollet

NL-02

228-230 cm

Y

unidentified wood

N

wood too small to analyze

Nicollet

NL-04

178 cm

Y

unidentified wood

N

wood too small to analyze

Nicollet

NL-04

288 cm

Y

unidentified wood

N

wood too small to analyze

Nicollet

NL-04

328 cm

Y

unidentified wood

N

wood too small to analyze

Nicollet

NL-04

517-520 cm

Y

unidentified wood

Y

7,830±60

Beta-107097

Nicollet

97NL-02

297-351 cm

Y

organic sediment

Y

2,800±60

Beta-113249

Nicollet

97NL-02

951-957 cm

Y

unidentified wood; charred wood and charcoal; Cyperaceae seed

Y

5,380±50

Beta-111242

Thuja occidentalis leaf frags.; Picea sp. needle frag.; Abies balsamea needle, cone and stem frag.; Chenopodium sp.; Eupatorium sp. Carex spp.; cf. Eleocharis sp.; Viola sp.; Mantha sp.; Vitis sp.; Stipa sp. (charred); Cyperaceae stem frags.; cf. Ericaceae

Nicollet

97NL-02

1097-1109 cm

Y

organic sediment

Y

7,840±70

Beta-114705

Nicollet

97NL-02

1097-1109 cm

Y

unidentified wood extracted from sediment

Y

8,050±100

Beta-113250

Nicollet

97NL-03

255-259 cm

Y

organic sediment

Y

1,930±60

Beta-113251

Nicollet

97NL-03

333-354 cm

Y

organic sediment

Y

3,650±70

Beta-111352

Nicollet

97NL-03

778-820 cm

Y

organic sediment

Y

6,130±60

Beta-113253

Nicollet

97NL-03

1143 cm

Y

unidentified wood

Y

10,330±60

Beta-111243

Abies balsamea needle

Nicollet

97NL-04

460-475 cm

Y

organic sediment

Y

4,500±60

Beta-113254

Nicollet

97NL-04

680-683 cm

Y

unidentified wood

Y

5,690±70

Beta 110976

wood too deteriorated

Nicollet

97NL-04

1063-1074 cm

Y

unidentified wood and charcoal

Y

9,370±50

Beta 111244

possible softwood

Norman

NR-01

546-555, 585,

600 cm

N

charcoal

N

charcoal - in unit beneath laminated SiC

Norman

NR-02

600-610 cm

N

organic sediment

N

plant matter - in unit overlying clay

Norman

NR-03

347-366 cm

N

charcoal

N

charcoal

Norman

NR-03

717-723 cm

Y

unidentified ring porous hardwood

Y

3,060±60

Beta-107066

unidentified ring porous hardwood

Norman

NR-04

137-149 cm

N

charcoal

N

few flecks of charcoal - at base of 2Bt horizon (on top of 3ACb)

Olmsted

OL-04

348-350 cm

Y

cf. Lauraceae wood (many oils still present)

Y

3,360±50

Beta-107087

lot of wood

Olmsted

OL-04

359-365 cm

Y

seeds of Cyperaceae (Cyperus sp./Carex sp.), Najas sp.; wood pieces

Y

3,320±60

Beta-107072

unidentified seeds; wood pieces

Olmsted

OL-06

162 cm

Y

organic sediment

N

no wood; no seeds

Olmsted

OL-08

210-216 cm

Y

unidentified hardwood

Y

350±40

Beta-107091

two samples - one is an unidentified hardwood with much fungi present, the other is too small to analyze

Pine

PN-01

88-91 cm

Y

seeds of Cyperaceae (Cyperus sp./Carex sp.), Rhus sp.

Y

3,910±50

Beta-107113

no wood

Pipestone

PS-11

177-182 cm

Y

seeds of Chenopodium sp., Cyperaceae (Scirpus sp.), Helianthus sp., Myrica sp., Myriophyllum sp., Potamogeton sp.; wood

Y

150±40

Beta-107077

unidentified seed/fruit; wood pieces

Polk

PL-01

387-390 cm

Y

unidentified wood

N

wood too small to analyze

Polk

PL-08

567-573 cm

N

organic sediment

N

plant matter - at base of C5 horizon, on top of fine sand unit

Polk

PL-09

826-832 cm

N

organic sediment

N

plant matter

Polk

PL-09

1110 cm

N

organic sediment

N

organic lens with carbonized wood

Renville

RN-02

256 cm

Y

unidentified wood

N

wood too small to analyze

Renville

RN-04

216 cm

Y

unidentified wood

N

wood too small to analyze

Renville

RN-16

49 cm

Y

unidentified wood

Y

820±50

Beta-107098

wood too small to analyze

Rock

RK-15

312-320 cm

Y

seeds of Chenopodium sp., Cyperaceae (Scirpus sp.), Myriophyllum sp.

Y

7,940±100

Beta-107079

unidentified seed fragments

Rock

RK-18

172-178 cm

Y

unidentified wood; unidentified seeds fragments

Y

320±70

Beta-107085

wood; unidentified seeds fragments

Rock

RK-28

160-170 cm

Y

Chenopodium sp. seed fragment

N

no wood

Rock

RK-29

169-172 cm

Y

wood sent for date

Y

5,430±60

Beta-107100

wood too small to analyze

Rock

RK-31

300-307 cm

Y

bulk date - organic sediment

Y

2,050±40

Beta-107106

no wood, no seeds

Washington

T-44

60-62 feet; 18.3-18.9 m

Y

unidentified softwood/conifer bark

Y

10±70

Beta-107090

unidentified softwood/conifer bark

Washington

T-44

85-87 feet; 25.9-26,5 m

Y

organic sediment

N

no wood; no seeds

Washington

T-44

90-92 feet; 27.4-28.0 m

Y

organic sediment

N

no wood; no seeds

Washington

T-45

47.5-49.5; 14.5-15.1 m

Y

unidentified wood

N

wood too small to analyze

Washington

T-45

95-97 feet;

29.0-29.6 m

Y

Organic sediment sent for date

Y

8,370±70

Beta-107078

no wood; no seeds

Wilkin

WL-02

116-122 cm

Y

organic sediment

Y

M144.9±0.5%

Beta-107105

no wood/no seeds

Yellow Medicine

YM-02

65 cm

Y

Monocotypedonae, poss. the grass fam. (Poaceae), part. cane (Arundinaria sp.) or wild rice (Zizania aquatica); poss. cat tail (Typha spp.) or bur-reed (Sparganium americanum)

Y

M119.5±0.5%

Beta-97196

linear frag. monocotyledonous stem tissue, vascular bundles collateral, bundle fibers completely encircling tracheary tissues and forming oval-shaped sheath in transverse perspective; ground tissue uniform in transverse sect., more variable in radial per.

Yellow Medicine

YM-09

249-263 cm

Y

monocot culm (internode section) ?Poaceae; unidentified carbonized hollow stem

Y

7,960±50

Beta-104173

one unidentified carbonized wood fragment not sent for date; official slip states 164-178 cm - depths later adjusted for no recovery zones; actual depth is 249-263 cm

Yellow Medicine

YM-14

130-131 cm

Y

organic sediment

N

3 snails

Yellow Medicine

YM-14

231-252 cm

Y

Seeds of Carex sp.; Chamaesyce nutans; Chenopodium sp. (incl. calyx) Miriophyllum sp.,; Scirpus validus cf.; S. fluviatilis cf. ; Teucrium sp., and Vitis sp. , Fruits of Zanichelli palustris & Rumex sp., Pinus sp. cone scale, and Potamogeton sp. achenes.

N

bivalve; gastropods; beetle; fish bone; reptile/amphibian; bone; insect/rodent feces; unidentified - lg. seed (?tree affiliation), dicotyledonous leaf fragment, rootlets, bark, bud