# NAPMD ASCII Format # 07 Aug 01 # # **************************************************************** # ** Please acknowledge the contributors and the North American ** # ** Plant Macrofossil Database when using these data. ** # **************************************************************** # # Site name: Elk Lake # Place: USA:Minnesota # Latitude: 47.12.00N ( 47.2 ) # Longitude: 95.12.00W ( -95.2 ) # Elevation(m): 143 # Sigle: ELKLAKE # Entity name: # Contact person: Birks, H.H. # Entity notes: Sampling date = Summer, 1970. This site doesn't have any C14 # dates. # # Chron name: NAPMD 1 # Age model: linear interpolation based on surface and ambrosia rise. # Age bounds: -20 - 60 # Chron notes: Ambrosia rise calculated at 1950-1890. Surface calculated at # 1950-sampling date of 1970. # # Age basis: # Depth Thk Age AgeUp AgeLo RCode # 0.0 0 -20 TOP # 32.5 1 60 AMR # # Publications: Birks, H.H., M.C. Whiteside, D.M. Stark, and R.C. Bright. # 1976. Recent paleolimnology of three lakes in northwestern # Minnesota. Quaternary Research 6:249-272. # 35 18 1 abibacsw A Abies balsamea cone scale concentration 2 abibanew A Abies balsamea needle concentration 3 alnvcsew A Alnus viridis s. crispa seed concentration 4 betulctw A Betula catkin concentration 5 betulfrw A Betula fruit concentration 6 betpasew A Betula papyrifera seed concentration 7 larlanew A Larix laricina needle concentration 8 larlasew A Larix laricina seed concentration 9 picmasew A Picea mariana seed concentration 10 piceanew A Picea needle concentration 11 pinstnew A Pinus strobus needle concentration 12 poctrbrw A Populus cf. tremuloides bract concentration 13 bidcesew B Bidens cernua seed concentration 14 cfccisew B cf. Cirsium seed concentration 15 cfcglsew B cf. Glyceria seed concentration 16 cherusew B Chenopodium rubrum seed concentration 17 epcgtsew B Epilobium ciliatum s. glandulosum-type seed concentration 18 erigesew B Erigeron seed concentration 19 menarsew B Mentha arvensis seed concentration 20 solidsew B Solidago seed concentration 21 chaaeoow L Characeae oospore concentration 22 aliaesew Q Alismataceae seed concentration 23 carexsew Q Carex seed concentration 24 cerdesew Q Ceratophyllum demersum seed concentration 25 junatsew Q Juncus articulatus-type seed concentration 26 lemtrlew Q Lemna trisulca leaf concentration 27 lycamsew Q Lycopus americanus seed concentration 28 lycunsew Q Lycopus uniflorus seed concentration 29 myriobrw Q Myriophyllum bract concentration 30 najflsew Q Najas flexilis seed concentration 31 nuphasew Q Nuphar seed concentration 32 saglasew Q Sagittaria latifolia seed concentration 33 scactsew Q Scirpus acutus/tabernaemontani seed concentration 34 scatrsew Q Scirpus atrovirens seed concentration 35 typhasew Q Typha seed concentration .5, , -18 0.0 0.0 0.0 0.0 0.0 0.0 1.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 19.0 0.0 0.0 0.0 0.0 0.0 0.0 1.4 1.4 1.4 0.0 0.0 0.0 0.0 0.0 4.5, , -8 1.5 0.0 0.0 0.0 3.0 0.0 3.0 0.0 0.0 1.5 1.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 23.0 0.0 0.0 0.0 0.0 1.5 0.0 0.0 0.0 2.0 0.0 0.0 0.0 0.0 1.5 8.5, , 0 1.5 0.0 1.5 0.0 1.5 0.0 3.0 0.0 1.5 0.0 0.0 1.5 0.0 0.0 0.0 1.5 0.0 0.0 0.0 0.0 46.0 1.5 0.0 0.0 1.5 0.0 0.0 0.0 0.0 2.0 0.0 0.0 1.5 1.5 4.5 12.5, , 10 0.0 0.0 0.0 0.0 4.3 5.7 5.7 0.0 0.0 1.4 1.4 0.0 0.0 0.0 0.0 0.0 0.0 1.4 0.0 0.0 63.0 0.0 1.4 0.0 0.0 0.0 0.0 0.0 0.0 10.0 0.0 1.4 0.0 1.4 1.4 16.5, , 20 0.0 0.0 1.5 0.0 0.0 1.5 2.7 0.0 0.0 0.0 1.5 0.0 0.0 0.0 0.0 0.0 1.5 0.0 1.5 0.0 60.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 5.5 0.0 0.0 0.0 0.0 1.5 18.5, , 25 0.0 0.0 0.0 0.0 0.0 0.0 1.6 0.0 0.0 1.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 48.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 6.5 0.0 0.0 1.6 0.0 5.0 20.5, , 30 0.0 0.0 0.0 0.0 1.6 1.6 3.0 1.6 0.0 0.0 1.6 0.0 3.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 45.0 0.0 0.0 0.0 0.0 0.0 1.6 0.0 0.0 12.0 0.0 0.0 0.0 0.0 0.0 22.5, , 35 0.0 0.0 0.0 0.0 0.0 0.0 5.0 0.0 0.0 3.3 1.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.7 52.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 12.5 0.0 0.0 1.7 0.0 0.0 24.5, , 40 0.0 0.0 0.0 0.0 0.0 0.0 11.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.5 0.0 1.5 1.5 0.0 0.0 60.0 1.5 0.0 0.0 0.0 0.0 1.5 0.0 0.0 11.0 0.0 0.0 1.5 0.0 1.5 26.5, , 45 0.0 0.0 0.0 0.0 1.6 0.0 11.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 31.0 0.0 1.6 0.0 0.0 0.0 0.0 0.0 0.0 17.0 0.0 0.0 1.6 0.0 0.0 28.5, , 50 0.0 1.5 0.0 1.5 0.0 3.0 15.0 0.0 0.0 3.0 0.0 0.0 1.5 1.5 0.0 0.0 0.0 0.0 0.0 0.0 27.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 39.0 0.0 0.0 9.0 0.0 1.5 30.5, , 55 0.0 0.0 0.0 0.0 0.0 0.0 11.0 0.0 0.0 0.0 1.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 21.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 21.0 0.0 0.0 4.0 0.0 3.0 32.5, , 60 0.0 0.0 0.0 0.0 0.0 1.7 3.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 30.0 0.0 0.0 1.7 0.0 0.0 0.0 0.0 0.0 44.0 1.7 0.0 5.0 0.0 0.0 34.5 0.0 0.0 0.0 1.8 0.0 0.0 1.8 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 45.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 72.0 1.8 0.0 12.0 0.0 0.0 36.5 0.0 0.0 0.0 0.0 0.0 0.0 1.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 67.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 75.0 0.0 0.0 10.0 0.0 0.0 40.5 0.0 0.0 0.0 0.0 5.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 95.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 151.0 3.0 0.0 5.0 0.0 0.0 44.5 0.0 0.0 0.0 0.0 3.0 0.0 3.0 0.0 0.0 1.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 13.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 17.5 0.0 0.0 1.5 0.0 0.0 48.5 0.0 2.0 0.0 0.0 0.0 0.0 4.0 0.0 0.0 0.0 2.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 5.0 0.0 0.0 0.0 0.0 0.0