-
1
-
-
0343940161
-
Observations on the ontogeny of Lepidocarpon
-
Balbach MK. 1962. Observations on the ontogeny of Lepidocarpon. American Journal of Botany 49: 984-989.
-
(1962)
American Journal of Botany
, vol.49
, pp. 984-989
-
-
Balbach, M.K.1
-
2
-
-
0002098357
-
Morphometric reconstruction, paleobiology and phylogeny of Oxroadia gracilis Alvin emend. and O. conferta sp. nov.: Anatomically preserved rhizomorphic lycopsids from the Dinantian of Oxroad Bay SE Scotland
-
Bateman RM. 1992. Morphometric reconstruction, paleobiology and phylogeny of Oxroadia gracilis Alvin emend. and O. conferta sp. nov.: anatomically preserved rhizomorphic lycopsids from the Dinantian of Oxroad Bay SE Scotland. Palaeontographica B 228: 29-103.
-
(1992)
Palaeontographica B
, vol.228
, pp. 29-103
-
-
Bateman, R.M.1
-
3
-
-
0028059293
-
Heterospory: The most iterative key innovation in the evolutionary history of the plant kingdom
-
Bateman RM, DiMichele. 1994. Heterospory: the most iterative key innovation in the evolutionary history of the plant kingdom. Biological Reviews 69: 345-417.
-
(1994)
Biological Reviews
, vol.69
, pp. 345-417
-
-
Bateman, R.M.1
DiMichele2
-
4
-
-
0025625742
-
A reappraisal of the Dinantian floras at Oxroad Bay, East Lothian, Scotland. 2. Volcanicity, palaeoenvironments and palaeoecology
-
Bateman RM, Scott AC. 1990. A reappraisal of the Dinantian floras at Oxroad Bay, East Lothian, Scotland. 2. Volcanicity, palaeoenvironments and palaeoecology. Transactions of the Royal Society of Edinburgh, Earth Sciences 81: 161-194.
-
(1990)
Transactions of the Royal Society of Edinburgh, Earth Sciences
, vol.81
, pp. 161-194
-
-
Bateman, R.M.1
Scott, A.C.2
-
5
-
-
0342703261
-
Calamocarpon insignis, a new genus of heterosporous petrified calamitean cones from the American Carboniferous
-
Baxter RW. 1963. Calamocarpon insignis, a new genus of heterosporous petrified calamitean cones from the American Carboniferous. American Journal of Botany 50: 469-176.
-
(1963)
American Journal of Botany
, vol.50
, pp. 469-1176
-
-
Baxter, R.W.1
-
6
-
-
0030039218
-
Megaspore abortion: A consequence of selective apoptosis?
-
Bell PR. 1996. Megaspore abortion: a consequence of selective apoptosis? International Journal of Plant Science 157: 1-7.
-
(1996)
International Journal of Plant Science
, vol.157
, pp. 1-7
-
-
Bell, P.R.1
-
8
-
-
0006121884
-
Sporogenesis and pollen grain formation
-
Kiermayer O, ed. Cytomorphogenesis. Vienna: Springer-Verlag
-
Buchen B, Sievers A. 1981. Sporogenesis and pollen grain formation. In: Kiermayer O, ed. Cytomorphogenesis. Cell Biology Monographs 8. Vienna: Springer-Verlag, 349-376.
-
(1981)
Cell Biology Monographs
, vol.8
, pp. 349-376
-
-
Buchen, B.1
Sievers, A.2
-
9
-
-
0011387560
-
On the megaspores of four species of Lepidostrobus
-
Chaloner WG. 1953. On the megaspores of four species of Lepidostrobus. Annals of Botany 17: 263-293.
-
(1953)
Annals of Botany
, vol.17
, pp. 263-293
-
-
Chaloner, W.G.1
-
11
-
-
77954383891
-
Isolated megaspore tetrads of Stauropteris burntislandica
-
Chaloner WG. 1958. Isolated megaspore tetrads of Stauropteris burntislandica. Annals of Botany 22: 197-204.
-
(1958)
Annals of Botany
, vol.22
, pp. 197-204
-
-
Chaloner, W.G.1
-
12
-
-
0012464724
-
Heterospory: Cul-de-sac or pathway to the seed?
-
Blackmore S. Barnes SH, eds. Systematics Association Special Volume Oxford: Clarendon Press
-
Chaloner WG, Hemsley AR. 1991. Heterospory: cul-de-sac or pathway to the seed? In: Blackmore S. Barnes SH, eds. Pollen and spores. Systematics Association Special Volume 44. Oxford: Clarendon Press, 151-167.
-
(1991)
Pollen and Spores
, vol.44
, pp. 151-167
-
-
Chaloner, W.G.1
Hemsley, A.R.2
-
13
-
-
0001773322
-
A seed megaspore from the Devonian of Clanada
-
Chaloner WG, Pettitt JM. 1964. A seed megaspore from the Devonian of Clanada. Palaeontology 7: 29-36.
-
(1964)
Palaeontology
, vol.7
, pp. 29-36
-
-
Chaloner, W.G.1
Pettitt, J.M.2
-
15
-
-
0002365516
-
Sporopollenin exhibiting colloidal organization in spore walls
-
Collinson ME, Hemsley AR, Taylor WA. 1993. Sporopollenin exhibiting colloidal organization in spore walls. Grana Supplement 1: 31-39.
-
(1993)
Grana Supplement
, vol.1
, pp. 31-39
-
-
Collinson, M.E.1
Hemsley, A.R.2
Taylor, W.A.3
-
19
-
-
0000847313
-
Variations in megaspore numbers in Selaginella
-
Duerden H. 1929. Variations in megaspore numbers in Selaginella. Annals of Botany 43: 451-457.
-
(1929)
Annals of Botany
, vol.43
, pp. 451-457
-
-
Duerden, H.1
-
21
-
-
0010281759
-
Conflicts among megaspores
-
Haig D. 1986. Conflicts among megaspores. Journal of Theoretical Biology 123: 471-480.
-
(1986)
Journal of Theoretical Biology
, vol.123
, pp. 471-480
-
-
Haig, D.1
-
22
-
-
0025235839
-
The ultrastructure of the exine of the megaspores in two Palaeozoic seed-like structures
-
Hemsley AR. 1990. The ultrastructure of the exine of the megaspores in two Palaeozoic seed-like structures. Review of Palaeobotany and Palynology 63: 137-152.
-
(1990)
Review of Palaeobotany and Palynology
, vol.63
, pp. 137-152
-
-
Hemsley, A.R.1
-
23
-
-
0002063872
-
Evolution of exine ultrastructure in Palaeozoic lycopod megaspores
-
Hemsley AR. 1992. Evolution of exine ultrastructure in Palaeozoic lycopod megaspores. Courier Forschungsinstitut Senckenberg 147: 93-107.
-
(1992)
Courier Forschungsinstitut Senckenberg
, vol.147
, pp. 93-107
-
-
Hemsley, A.R.1
-
24
-
-
0006977913
-
A review of Palaeozoic seed-megaspores
-
Hemsley AR. 1993. A review of Palaeozoic seed-megaspores. Palaeontographica B 229: 135-166.
-
(1993)
Palaeontographica B
, vol.229
, pp. 135-166
-
-
Hemsley, A.R.1
-
25
-
-
0028010551
-
The role of self-assembly in biological systems: Evidence from iridescent colloidal sporopollenin in Selaginella megaspore walls
-
Hemsley AR, Collinson ME, Kovach WL, Vincent B, Williams T. 1994. The role of self-assembly in biological systems: evidence from iridescent colloidal sporopollenin in Selaginella megaspore walls. Philosophical Transactions of the Royal Society, London B 345: 163-173.
-
(1994)
Philosophical Transactions of the Royal Society, London B
, vol.345
, pp. 163-173
-
-
Hemsley, A.R.1
Collinson, M.E.2
Kovach, W.L.3
Vincent, B.4
Williams, T.5
-
28
-
-
0026281940
-
Ultrastructure and relationships of the Upper Carboniferous spores from Thorpe Brickworks, West Yorkshire, UK
-
Hemsley AR, Scott AC. 1991. Ultrastructure and relationships of the Upper Carboniferous spores from Thorpe Brickworks, West Yorkshire, UK. Review of Palaeobotany and Palynology 69: 337-351.
-
(1991)
Review of Palaeobotany and Palynology
, vol.69
, pp. 337-351
-
-
Hemsley, A.R.1
Scott, A.C.2
-
30
-
-
0001624447
-
Sporangial arrangement in North American species of Selaginella
-
Horner HT Jr, Arnott HJ. 1963. Sporangial arrangement in North American species of Selaginella. Botanical Gazette 124: 371-383.
-
(1963)
Botanical Gazette
, vol.124
, pp. 371-383
-
-
Horner Jr., H.T.1
Arnott, H.J.2
-
31
-
-
0343988947
-
Cellular differentiation of heterospory in Selaginella
-
Horner HT Jr, Beltz CK. 1970. Cellular differentiation of heterospory in Selaginella. Protoplasma 71: 335-351.
-
(1970)
Protoplasma
, vol.71
, pp. 335-351
-
-
Horner Jr., H.T.1
Beltz, C.K.2
-
32
-
-
0000149252
-
Electron microscopy of Mesozoic megaspores from Denmark
-
Kempf EK. 1971. Electron microscopy of Mesozoic megaspores from Denmark. Grana 11: 151-163.
-
(1971)
Grana
, vol.11
, pp. 151-163
-
-
Kempf, E.K.1
-
33
-
-
0000471341
-
Morphological development of resting cysts in cultures of the marine dinoflagellate Lingulodinium polyedrum (+ L. machaerophorum)
-
Kokinos JP, Anderson DM. 1995. Morphological development of resting cysts in cultures of the marine dinoflagellate Lingulodinium polyedrum (+ L. machaerophorum). Palynology 19: 143-166.
-
(1995)
Palynology
, vol.19
, pp. 143-166
-
-
Kokinos, J.P.1
Anderson, D.M.2
-
34
-
-
0002444320
-
Late Cretaceous megaspores from Southern Sweden: Morphology and paleoenvironmental significance
-
Koppelhus EB, Batten DJ. 1989. Late Cretaceous megaspores from Southern Sweden: morphology and paleoenvironmental significance. Palynology 13: 91-120.
-
(1989)
Palynology
, vol.13
, pp. 91-120
-
-
Koppelhus, E.B.1
Batten, D.J.2
-
35
-
-
38249021818
-
Quantitative methods for the study of lycopod megaspore ultrastructure
-
Kovach WL. 1989. Quantitative methods for the study of lycopod megaspore ultrastructure. Review of Palaeobotany and Palynology 57: 233-246.
-
(1989)
Review of Palaeobotany and Palynology
, vol.57
, pp. 233-246
-
-
Kovach, W.L.1
-
36
-
-
0002516124
-
Megaspores and other dispersed remains from the Dakota Formation (Cenomanian) of Kansas, U.S.A.
-
Kovach WL, Dilcher DL. 1988. Megaspores and other dispersed remains from the Dakota Formation (Cenomanian) of Kansas, U.S.A. Palynology 12: 89-119.
-
(1988)
Palynology
, vol.12
, pp. 89-119
-
-
Kovach, W.L.1
Dilcher, D.L.2
-
37
-
-
0342682680
-
Two megasporangia in Selaginella
-
Lyon FM. 1902. Two megasporangia in Selaginella. Botanical Gazette 36: 308.
-
(1902)
Botanical Gazette
, vol.36
, pp. 308
-
-
Lyon, F.M.1
-
38
-
-
0029761744
-
Synthesis of inorganic materials with complex form
-
Mann S, Ozin GA. 1996. Synthesis of inorganic materials with complex form. Nature 382: 313-318.
-
(1996)
Nature
, vol.382
, pp. 313-318
-
-
Mann, S.1
Ozin, G.A.2
-
39
-
-
51249161931
-
Megaspore development in Selaginella. 1. "Wicks", their presence, ultrastructure, and presumed function
-
Morbelli MA, Rowley JR. 1993. Megaspore development in Selaginella. 1. "Wicks", their presence, ultrastructure, and presumed function. Sexual Plant Reproduction 6: 98-107.
-
(1993)
Sexual Plant Reproduction
, vol.6
, pp. 98-107
-
-
Morbelli, M.A.1
Rowley, J.R.2
-
40
-
-
0030306971
-
Application of confocal microscopy to exospore ultrastructure in megaspores of Selaginella convoluta and S. marginata
-
Morbelli MA, Rowley JR. 1996. Application of confocal microscopy to exospore ultrastructure in megaspores of Selaginella convoluta and S. marginata. Journal of Plant Research 109: 37-44.
-
(1996)
Journal of Plant Research
, vol.109
, pp. 37-44
-
-
Morbelli, M.A.1
Rowley, J.R.2
-
41
-
-
0027142118
-
Pollen-stigma signalling in the self-incompatibility response
-
Nasrallah JB, Nasrallah ME. 1993. Pollen-stigma signalling in the self-incompatibility response. Plant Cell 5: 1325-1335.
-
(1993)
Plant Cell
, vol.5
, pp. 1325-1335
-
-
Nasrallah, J.B.1
Nasrallah, M.E.2
-
43
-
-
0000895968
-
Exine structure in some fossil and recent spores and pollen as revealed by light and electron microscopy
-
Pettitt JM. 1966. Exine structure in some fossil and recent spores and pollen as revealed by light and electron microscopy. Bulletin of the British Museum, Natural History (Geology) 13: 221-257.
-
(1966)
Bulletin of the British Museum, Natural History (Geology)
, vol.13
, pp. 221-257
-
-
Pettitt, J.M.1
-
44
-
-
0342682679
-
Pteridophytic features in some Lower Carboniferous seed megaspores
-
Pettitt JM. 1969. Pteridophytic features in some Lower Carboniferous seed megaspores. Botanical Journal of the Linnean Society 62: 233-239.
-
(1969)
Botanical Journal of the Linnean Society
, vol.62
, pp. 233-239
-
-
Pettitt, J.M.1
-
45
-
-
0343573457
-
Heterospory and the origin of the seed habit
-
Pettitt JM. 1970. Heterospory and the origin of the seed habit. Biological Reviews 45: 401-415.
-
(1970)
Biological Reviews
, vol.45
, pp. 401-415
-
-
Pettitt, J.M.1
-
46
-
-
0343117038
-
Developmental mechanisms in heterospory, 1. Megasporocyte degeneration in Selaginella
-
Pettitt JM. 1971a. Developmental mechanisms in heterospory, 1. Megasporocyte degeneration in Selaginella. Botanical Journal of the Linnean Society 64: 237-246.
-
(1971)
Botanical Journal of the Linnean Society
, vol.64
, pp. 237-246
-
-
Pettitt, J.M.1
-
47
-
-
0346704017
-
Some ultrastructural aspects of sporoderm formation in pteridophytes
-
Erdtman G, Sorsa P, eds. Stockholm: Almquist & Wiksell
-
Pettitt JM. 1971b. Some ultrastructural aspects of sporoderm formation in pteridophytes. In: Erdtman G, Sorsa P, eds. Pollen and spore morphology IV. Stockholm: Almquist & Wiksell, 227-234.
-
(1971)
Pollen and Spore Morphology IV
, vol.4
, pp. 227-234
-
-
Pettitt, J.M.1
-
48
-
-
0041609644
-
Developmental mechanisms in heterospory. II. Evidence for pinocytosis in the microspores of Selaginella
-
Pettitt JM. 1974. Developmental mechanisms in heterospory. II. Evidence for pinocytosis in the microspores of Selaginella. Botanical Journal of the Linnean Society 69: 79-87.
-
(1974)
Botanical Journal of the Linnean Society
, vol.69
, pp. 79-87
-
-
Pettitt, J.M.1
-
49
-
-
0343552935
-
Developmental mechanisms in heterospory: Features of post-meiotic regression in Selaginella
-
Pettitt JM. 1977. Developmental mechanisms in heterospory: features of post-meiotic regression in Selaginella. Annals of Botany 41: 117-125.
-
(1977)
Annals of Botany
, vol.41
, pp. 117-125
-
-
Pettitt, J.M.1
-
54
-
-
0027647473
-
Controls upon the ultrastructural preservation of sporinite
-
Scott AC, Hemsley AR. 1993a. Controls upon the ultrastructural preservation of sporinite. Fuel 72: 1145-1149.
-
(1993)
Fuel
, vol.72
, pp. 1145-1149
-
-
Scott, A.C.1
Hemsley, A.R.2
-
55
-
-
0040881512
-
Spores of the Dinantian lycopsid cone Flemingites scottii from Pettycur, Fife, Scotland
-
Scott AC, Hemsley AR. 1993b. Spores of the Dinantian lycopsid cone Flemingites scottii from Pettycur, Fife, Scotland. Special Papers in Palaeontology 49: 31-41.
-
(1993)
Special Papers in Palaeontology
, vol.49
, pp. 31-41
-
-
Scott, A.C.1
Hemsley, A.R.2
-
57
-
-
0007742126
-
The structure and development of the sporophylls and sporangia of Isoetes
-
+8 pl.
-
Smith RW. 1900. The structure and development of the sporophylls and sporangia of Isoetes. Botanical Gazette 29: 323-346. +8 pl.
-
(1900)
Botanical Gazette
, vol.29
, pp. 323-346
-
-
Smith, R.W.1
-
58
-
-
0015986485
-
Scanning electron microscopy of fossil megaspores: Wall development
-
Taylor TN. 1974. Scanning electron microscopy of fossil megaspores: wall development. Scanning Electron Microscopy 359-366.
-
(1974)
Scanning Electron Microscopy
, pp. 359-366
-
-
Taylor, T.N.1
-
59
-
-
0025231072
-
Comparative analysis of megaspore ultrastructure in Pennsylvanian lycophytes
-
Taylor WA. 1990. Comparative analysis of megaspore ultrastructure in Pennsylvanian lycophytes. Review of Palaeobotany and Palynology 62: 65-78.
-
(1990)
Review of Palaeobotany and Palynology
, vol.62
, pp. 65-78
-
-
Taylor, W.A.1
-
60
-
-
0000555664
-
Ultrastructural analysis of sporoderm development in megaspores of Selaginella galeottii (Lycophyta)
-
Taylor WA. 1991. Ultrastructural analysis of sporoderm development in megaspores of Selaginella galeottii (Lycophyta). Plant Systematics and Evolution 174: 171-182.
-
(1991)
Plant Systematics and Evolution
, vol.174
, pp. 171-182
-
-
Taylor, W.A.1
-
61
-
-
0026438056
-
Megaspore wall development in Isoetes melanopoda: Morphogenic post-initiation changes accompanying spore enlargement
-
Taylor WA. 1992. Megaspore wall development in Isoetes melanopoda: morphogenic post-initiation changes accompanying spore enlargement. Review of Palaeobotany and Palynology 72: 61-72.
-
(1992)
Review of Palaeobotany and Palynology
, vol.72
, pp. 61-72
-
-
Taylor, W.A.1
-
62
-
-
85010546793
-
Megaspore wall structure in Isoetes
-
Taylor WA. 1993. Megaspore wall structure in Isoetes. American Journal of Botany 80: 165-171.
-
(1993)
American Journal of Botany
, vol.80
, pp. 165-171
-
-
Taylor, W.A.1
-
63
-
-
0343117037
-
Tests and applications of a method of quantitative analysis of fossil and extant lycopsid megaspore walls
-
Kurmann MH, Doyle JA, eds. Kew: Royal Botanic Gardens
-
Taylor WA. 1994. Tests and applications of a method of quantitative analysis of fossil and extant lycopsid megaspore walls. In: Kurmann MH, Doyle JA, eds. Ultrastructure of fossil spores and pollen. Kew: Royal Botanic Gardens, 39-52.
-
(1994)
Ultrastructure of Fossil Spores and Pollen
, pp. 39-52
-
-
Taylor, W.A.1
-
66
-
-
0002489137
-
Developmental problems in Selaginella (Selaginellaceae) in an evolutionary context
-
Webster TR. 1992. Developmental problems in Selaginella (Selaginellaceae) in an evolutionary context. Annals of the Missouri Botanic Garden 79: 632-647.
-
(1992)
Annals of the Missouri Botanic Garden
, vol.79
, pp. 632-647
-
-
Webster, T.R.1
|