# 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: NEMAOB2M # Entity name: Old Bridge 2 Middle # Contact person: Baker, R.G. # # Radiocarbon dates: # Depth Thk Age SDup SDlo Lab no. Basis Material # 0.0 0 8660 70 70 ISGS-3436 U wood # # Chron name: NAPMD 1 # Age model: snapshot # Age bounds: 8650 - 8670 # # Age basis: # Depth Thk Age AgeUp AgeLo RCode # 0.0 0 8660 8800 8520 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 carcongw A Carya cordiformis nut fragment concentration 2 cornungw A Cornus nut fragment concentration 3 fraamfrw A Fraxinus americana fruit concentration 4 jugningw A Juglans nigra nut fragment concentration 5 junvitww A Juniperus virginiana twig concentration 6 ostvifrw A Ostrya virginiana fruit concentration 7 qucmatww A Quercus cf. macrocarpa twig concentration 8 quercngw A Quercus nut fragment concentration 9 salixcaw A Salix capsule concentration 10 samctsew A Sambucus canadensis-type seed concentration 11 statrsew A Staphylea trifolia seed concentration 12 ulmambuw A Ulmus americana bud concentration 13 ulmambsw A Ulmus americana bud scale concentration 14 acavtsew B Acalypha virginica-type seed concentration 15 ambtrfrw B Ambrosia trifida fruit concentration 16 amocapow B Amorpha canescens pod concentration 17 amoctlfw B Amorpha canescens-type leaf fragment concentration 18 amcnapow B Amorpha cf. nana pod concentration 19 andgeffw B Andropogon gerardii flower fragment concentration 20 andocsew B Androsace occidentalis seed concentration 21 bidcefrw B Bidens cernua fruit concentration 22 cfcamsew B cf. Amaranthus seed concentration 23 chcglsew B Chamaesyce cf. glyptosperma seed concentration 24 chanusew B Chamaesyce nutans seed concentration 25 chenofrw B Chenopodium fruit concentration 26 chestfrw B Chenopodium simplex-type fruit concentration 27 helltfrw B Helianthus laetiflorus-type fruit concentration 28 monfisew B Monarda fistulosa seed concentration 29 monpesew B Monarda pectinata seed concentration 30 morrusew B Morus rubra seed concentration 31 panctffw B Panicum capillare-type flower fragment concentration 32 rumalfrw B Rumex altissimus fruit concentration 33 sallysew B Salvia lyrata seed concentration 34 silansew B Silene antirrhina seed concentration 35 spoccsew B Sporobolus compositus var. compositus seed concentration 36 triptsew B Triodanis perfoliata-type seed concentration 37 verursew B Verbena urticifolia seed concentration 38 violasew B Viola seed concentration 39 carcofrw Q Carex conoidea fruit concentration 40 carexfrw Q Carex fruit concentration 41 pensesew Q Penthorum sedoides seed concentration 42 pollafrw Q Polygonum lapathifolium fruit concentration 43 polpefrw Q Polygonum pensylvanicum fruit concentration 44 polpufrw Q Polygonum punctatum fruit concentration 45 rorpasew Q Rorippa palustris seed concentration 0, , 8660 1.0 1.0 1.0 1.0 1.0 1.0 2.0 1.0 1.0 1.0 2.0 2.0 1.0 5.0 4.0 3.0 1.0 1.0 2.0 2.0 1.0 27.0 3.0 4.0 89.0 3.0 1.0 1.0 1.0 5.0 1.0 1.0 1.0 93.0 1.0 3.0 1.0 1.0 1.0 10.0 1.0 1.0 1.0 2.0 1.0