# NAPMD ASCII Format # 07 Aug 01 # # **************************************************************** # ** Please acknowledge the contributors and the North American ** # ** Plant Macrofossil Database when using these data. ** # **************************************************************** # # Site name: St. Clair Lake # Place: USA:Minnesota # Latitude: 46.47.00N ( 46.783333) # Longitude: 95.55.00W ( -95.916667) # Elevation(m): 412 # Sigle: STCLAIRL # Entity name: # Contact person: Birks, H.H. # # Chron name: NAPMD 1 # Age model: linear interpolation based on surface date and Ambrosia rise # Age bounds: -18 - 80 # Chron notes: Ambrosia rise at 47cm = 1870 A.D. = 80 y.b.p. Top = # 1950-1970. # # Age basis: # Depth Thk Age AgeUp AgeLo RCode # 0.0 -20 TOP # 47.0 2 80 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. # 20 27 1 becpasew A Betula cf. papyrifera seed concentration 2 betpasew A Betula papyrifera seed concentration 3 betulsew A Betula seed concentration 4 picglnew A Picea glauca needle concentration 5 biccesew B Bidens cf. cernua seed concentration 6 cherusew B Chenopodium rubrum seed concentration 7 menthsew B Mentha seed concentration 8 ranscsew B Ranunculus sceleratus seed concentration 9 rummasew B Rumex maritimus seed concentration 10 urdgtsew B Urtica dioica s. gracilis-type seed concentration 11 charaoow L Chara oospore concentration 12 aliaesew Q Alismataceae seed concentration 13 cerdesew Q Ceratophyllum demersum seed concentration 14 cypaesew Q Cyperaceae seed concentration 15 lemnapfw Q Lemna plant fragment concentration 16 najflsew Q Najas flexilis seed concentration 17 pollasew Q Polygonum lapathifolium seed concentration 18 pocgrsew Q Potamogeton cf. gramineus seed concentration 19 sagitsew Q Sagittaria seed concentration 20 typhasew Q Typha seed concentration 1, , -17 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 2.0 0.0 0.0 0.0 0.0 2.0 5, , -9 0.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 .5 0.0 0.0 0.0 3.0 7, , -5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 1.0 .5 0.0 0.0 0.0 2.0 11, , 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 1.0 0.0 0.0 1.0 0.0 0.0 0.0 3.0 13, , 7 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 1.0 0.0 0.0 1.0 7.0 17, , 16 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 1.5 0.0 0.0 0.0 6.0 19, , 20 0.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 1.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 2.0 23, , 28 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 3.0 25, , 33 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 3.0 1.0 0.0 0.0 1.0 29, , 41 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 5.0 1.0 0.0 0.0 0.0 31, , 45 0.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 4.0 0.0 1.0 0.0 1.0 35, , 54 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 8.5 0.0 0.0 0.0 0.0 37, , 58 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 18.5 0.0 0.0 0.0 0.0 41, , 67 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 1.5 0.0 0.0 0.0 0.0 43, , 71 1.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.5 0.0 0.0 0.0 1.0 47, , 80 0.0 1.0 2.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.5 0.0 0.0 0.0 0.0 49 1.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.5 0.0 0.0 0.0 0.0 53 0.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 .5 0.0 0.0 0.0 0.0 59 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 2.5 0.0 0.0 0.0 3.0 61 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 .5 0.0 0.0 0.0 0.0 65 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 1.5 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 0.0 0.0 0.0 0.0 0.0 0.0 0.0 4.5 0.0 0.0 0.0 0.0 71 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 4.0 0.0 0.0 0.0 3.0 73 0.0 0.0 1.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 3.0 0.0 0.0 0.0 0.0 75 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 2.0 0.0 0.0 0.0 0.0 77 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 1.5 0.0 0.0 0.0 0.0 79 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 3.0 0.0 0.0 0.0 0.0