PALEOZOIC LYCOPSID FRUCTIFICATIONS .I. LEPIDOCARPON PETRIFACTIONS

[1] Abbott ML., 1963, PALAEONTOGR ABT B PA, V112, P93

[2] Andrews H N., 1942, ANN MISSOURI BOT GARD, V29, P19, DOI 10.2307/2394238

[3] Andrews H.N, 1961, STUDIES PALEOBOTANY, P487

[4] ARNOLD CHESTER A., 1949, CONTRIB MUS PALEONTOL UNIV MICHIGAN, V7, P131

[5] OBSERVATIONS ON ONTOGENY OF LEPIDOCARPON [J]. AMERICAN JOURNAL OF BOTANY, 1962, 49 (09) : 984 - &

[6] BALBACH MK, 1964, THESIS U ILLINOIS

[7] Miadesmia membranacea, Bertrand, a new paloeozoic Lycopod with seed-like structure [J]. PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY OF LONDON SERIES B-CONTAINING PAPERS OF A BIOLOGICAL CHARACTER, 1908, 199 : 409 - U81

[8] BRANSON CC, 1962, PENNSYLVANIAN SYSTEM, P4

[9] Carruthers W., 1872, GEOL MAG, V9, P49

[10] Dijkstra S.J., 1946, MED GEOL STICHT SER, P1

[1] Abbott ML., 1963, PALAEONTOGR ABT B PA, V112, P93

[2] Andrews H N., 1942, ANN MISSOURI BOT GARD, V29, P19, DOI 10.2307/2394238

[3] Andrews H.N, 1961, STUDIES PALEOBOTANY, P487

[4] ARNOLD CHESTER A., 1949, CONTRIB MUS PALEONTOL UNIV MICHIGAN, V7, P131

[5] OBSERVATIONS ON ONTOGENY OF LEPIDOCARPON [J]. AMERICAN JOURNAL OF BOTANY, 1962, 49 (09) : 984 - &

[6] BALBACH MK, 1964, THESIS U ILLINOIS

[7] Miadesmia membranacea, Bertrand, a new paloeozoic Lycopod with seed-like structure [J]. PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY OF LONDON SERIES B-CONTAINING PAPERS OF A BIOLOGICAL CHARACTER, 1908, 199 : 409 - U81

[8] BRANSON CC, 1962, PENNSYLVANIAN SYSTEM, P4

[9] Carruthers W., 1872, GEOL MAG, V9, P49

[10] Dijkstra S.J., 1946, MED GEOL STICHT SER, P1