# NAPMD ASCII Format # 07 Aug 01 # # **************************************************************** # ** Please acknowledge the contributors and the North American ** # ** Plant Macrofossil Database when using these data. ** # **************************************************************** # # Site name: South Fork Big Nemaha River # Place: USA:Nebraska # Latitude: 40.01.15N ( 40.020833) # Longitude: 96.01.15W ( -96.020833) # Elevation(m): 94 # Sigle: NEMA252B # Entity name: FN-25-2B # Contact person: Baker, R.G. # # Radiocarbon dates: # Depth Thk Age SDup SDlo Lab no. Basis Material # 0.0 0 4060 70 70 ISGS-3416 U wood # # Chron name: NAPMD 1 # Age model: snapshot # Age bounds: 4050 - 4070 # # Age basis: # Depth Thk Age AgeUp AgeLo RCode # 0.0 0 4060 4200 3920 C14 # # Publications: Baker, R.G. 2000. Holocene environments reconstructed from # plant macrofossils in stream deposits from southeastern # Nebraska, USA. Holocene 10(3):357-365. # # Baker, R.G., G.G. Fredlund, R.D. Mandel, and E.A. Bettis # III. 2000. Holocene enviroments of the central Great Plains: # multi-proxy evidence from alluvial sequences, southeastern # Nebraska. Quaternary International 67:75-88. # 45 1 1 larpisew A Larix/Picea seed concentration 2 popdebuw A Populus deltoides bud concentration 3 salixcaw A Salix capsule concentration 4 ulmambuw A Ulmus americana bud concentration 5 ulmambsw A Ulmus americana bud scale concentration 6 amarasew B Amaranthus seed concentration 7 amocaclw B Amorpha canescens calyx concentration 8 andgeffw B Andropogon gerardii flower fragment concentration 9 andocsew B Androsace occidentalis seed concentration 10 cfccifrw B cf. Cirsium fruit concentration 11 chcglsew B Chamaesyce cf. glyptosperma seed concentration 12 chamtsew B Chamaesyce maculata-type seed concentration 13 chasesew B Chamaesyce serpens seed concentration 14 chenofrw B Chenopodium fruit concentration 15 chestfrw B Chenopodium simplex-type fruit concentration 16 desiisew B Descurainia incana s. incana seed concentration 17 drabasew B Draba seed concentration 18 echmtffw B Echinochloa muricata-type flower fragment concentration 19 erahysew B Eragrostis hypnoides seed concentration 20 helgtfrw B Helianthus grosseserratus-type fruit concentration 21 helltfrw B Helianthus laetiflorus-type fruit concentration 22 lepdvsew B Lepidium densiflorum/virginicum seed concentration 23 molvesew B Mollugo verticillata seed concentration 24 panctffw B Panicum capillare-type flower fragment concentration 25 polalsew B Polygala alba seed concentration 26 poletfrw B Polygonum erectum-type fruit concentration 27 polscfrw B Polygonum scandens fruit concentration 28 porolsew B Portulaca oleracea seed concentration 29 rumexfrw B Rumex fruit concentration 30 sambusew B Sambucus seed concentration 31 silansew B Silene antirrhina seed concentration 32 spoccsew B Sporobolus compositus var. compositus seed concentration 33 stispsew B Stipa spartea seed concentration 34 triptsew B Triodanis perfoliata-type seed concentration 35 verstsew B Verbena stricta-type seed concentration 36 violasew B Viola seed concentration 37 charaogw L Chara oogonium concentration 38 berersew Q Berula erecta seed concentration 39 carexfrw Q Carex fruit concentration 40 cfccbfrw Q cf. Cicuta bulbifera fruit concentration 41 cypodfrw Q Cyperus odoratus fruit concentration 42 elepafrw Q Eleocharis palustris fruit concentration 43 juncusew Q Juncus seed concentration 44 pollafrw Q Polygonum lapathifolium fruit concentration 45 polpefrw Q Polygonum pensylvanicum fruit concentration 0, , 4060 11.0 5.0 4.0 5.0 11.0 155.0 1.0 1.0 135.0 7.0 1.0 5.0 11.0 146.0 1.0 63.0 2.0 4.0 8.0 5.0 5.0 39.0 1.0 1.0 1.0 6.0 1.0 4.0 3.0 1.0 31.0 41.0 1.0 2.0 1.0 3.0 1.0 3.0 2.0 1.0 3.0 1.0 1.0 2.0 2.0