Bateman RM 1991 Palaeoecology. Pages 34-116 in CJ Cleal, ed. Plant fossils in geological investigation: the Palaeozoic. Ellis Harwood, New York.
Burns DA, TA Ryan Jr 1983 A diagnostic test for lack of fit in regression models. Pages 286-290 in Proc Stat Comput Sect. American Statistical Association, Washington DC, USA.
Croft WN, WH Lang 1942 The Lower Devonian flora of the Senni Beds of Monmouthshire and Breconshire. Philos Trans R Soc B 231: 131-164.
Edwards D 1970 Fertile Rhyniophytina from the Lower Devonian of Britain. Palaeontology 13: 451-461.
- 1979 A Late Silurian flora from the Lower Old Red Sandstones of south-west Dyfed. Palaeontology 22: 23-52.
- 1990 Constraints on Silurian and Early Devonian phytogeographic analysis based on megafossils. Pages 233-242 in WS MacKerrow, CR Scotese, eds. Palaeozoic palaeogeography and biogeography. Geol Soc Mem 12. Geological Society, London.
- 1993 Cells and tissues in the vegetative sporophytes of early land plants. New Phytol 125: 225-247.
- 2003 Xylem in early tracheophytes. Plant Cell Environ 26: 57-72.
Edwards D, HP Banks, SJ Ciurca Jr, RS Laub 2004 New Silurian Cooksonias from dolostones of north-eastern North America. Bot J Linn Soc 146: 399-413.
Edwards D, KL Davis, L Axe 1992 A vascular conducting strand in the early land plant Cooksonia. Nature 357: 683-685.
- 1994 Lower Devonian coalified sporangia from Shropshire: Salopella Edwards Oc Richardson and Tortilicaulis Edwards. Bot J Linn Soc 116: 89-110.
- 1995 Exceptional preservation in Lower Devonian coalified fossils from the Welsh Borderland: a new genus based on reniform sporangia lacing thickened borders. Bot J Linn Soc 117: 223-254.
Edwards D, J Feehan, DG Smith 1983 A late Wenlock flora from Co. Tipperary, Ireland. Bot J Linn Soc 86: 19-36.
Edwards D, EM Morel, F Parades, DG Ganuza, A Zúñiga 2001 Plant assemblages from the Silurian of southern Bolivia and their palaeogeographic significance. Bot J Linn Soc 135: 229-250. (Pubitemid 32602187)
Edwards D, JB Richardson 1974 Lower Devonian (Dittonian) plants from the Welsh Borderland. Palaeontology 17: 311-324.
- 1996 Review of in situ spores in early land plants. Pages 391-407 in J Jansonius, DC MacGregor, eds. Palynology: principles and applications. Vol 1. American Association of Stratigraphie Palynologists Foundation, College Station, TX.
Edwards D, CW Rogerson 1979 New records of fertile Rhyniophytina from the late Silurian of Wales. Geol Mag 116: 93-98.
Fairon-Demaret M, J Hilton, CM Berry 1999 Surface preparation of macrofossils (dégagement). Pages 33-35 in TP Jones, NP Rowe, eds. Fossil plants and spores: modern techniques. Geological Society, London.
Fanning U 1987 Late Silurian-Early Devonian plant assemblages from the Welsh Borderland. PhD diss. Cardiff University, Cardiff, Wales.
Fanning U, D Edwards, JB Richardson 1990 Further evidence for diversity in late Silurian land vegetation. J Geol Soc Lond 147: 725-728.
- 1991a A review of in situ spores in Silurian land plants. In S Blackmore, SH Barnes, eds. Pollen and spores, patterns of diversification. Syst Assoc Spec Vol44: 25-47.
- 1991b A new rhyniophytoid from the late Silurian of the Welsh Borderland. Neues Jahrb Geol Palaeontol Abh 183: 37-47.
- 1992 A diverse assemblage of early land plants from the Lower Devonian of the Welsh Borderland. Bot J Linn Soc 109: 161-188.
Fanning U, Richardson JB, D Edwards 1988 Cryptic evolution in an early land plant. Evol Trends Plants 2: 13-24.
Galtier J 1986 Taxonomie problems due to preservation: comparing compression and permineralized taxa. Pages 1-16 in RA Spicer, BA Thomas, eds. Systematic and taxonomie approaches in palaeobotany. Syst Assoc Spec Vol31. Clarendon, Oxford.
Gensel P 1976 Renalia hueberi, a new plant from the Lower Devonian of Gaspé. Rev Palaeobot Palynol 22: 19-37.
Gerrienne P, S Bergamaschi, E Pereira, M-AC Rodrigues, P Stee- mans 2001 An Early Devonian flora, including Cooksonia, from the Parana Basin (Brazil). Rev Palaeobot Palynol 116: 19-38.
Gerrienne P, DL Dilcher, S Bergamaschi, I Milagres, E Pereira, M-AC Rodrigues 2006 An exceptional specimen of the early land plant Cooksonia paranensis, and a hypothesis on the life cycle of the earliest Eutracheophytes. Rev Palaeobot Palynol 142: 123-130.
Habgood KS, D Edwards, L Axe 2002 New perspectives on Cooksonia from the Lower Devonian of the Welsh Borderland. Bot J Linn Soc 139: 339-359.
Heard A 1939 Further notes on Lower Devonian plants from South Wales. J Geol Soc Lond 95: 223-229.
Janvier P, A Blieck, P Gerrienne, TD Thanh 1987 Faune et flore de la Formation de Sika (Devonien inferieur) dans la presqu' ile de Do Son (Vietnam). Bull Mus Hist Nat Paris 9: 291-301.
Kenrick P, PR Crane 1997a The origin and early diversification of land plants: a cladistic study. Smithsonian Institution, Washington DC.
- 1997b The origin and early diversification of plants on land. Nature 389: 33-39.
Lang WH 1937 On the plant-remains from the Downtonian of England and Wales. Philos Trans R Soc B 227: 245-291.
MacGregor DC 1973 Lower and Middle Devonian spores of eastern Gaspé, Canada. II. Biostratigraphy. Palaeontogr Abt B 163: 111-142.
McNeill J, FR Barrie, HM Burdet, V Demoulin, DL Hawksworth, K Marhold, DH Nicolson, et al., eds. 2006 International code of botanical nomenclature (Vienna Code). Adopted by the 17th International Botanical Congress, Vienna, July 2005. Gantner, Ruggell, Liechtenstein.
Schultka S 2003 Cooksonia: zut Morphologie einer fruhen Landpflanze aus dem Unterdevon der Eifel. Cour Forschungsinst Senckenb 241: 7-17.
Schweitzer HJ 1980 Die Gattungen Renalia Gensel und Psilophyton Dawson im Unterdevon des Rheinlandes. Bonn Palaeobot Mitt 6: 1-34.
Shute C, D Edwards 1989 A new rhyniopsid with novel sporangium organization from the Lower Devonian of South Wales. Bot J Linn Soc 100: 111-137.
Strother PK 2008 Spores and plant fragment from Cambrian rocks. Page 270 in Proceedings of the 8th International Organisation of Palaeobotany conference and 12th International Palynological Congress, Bonn. University of Bonn.
