Literature

Authors	Year	Title
M. Barthel, Noll R.	1999	On the growth habit of Dicranophyllum hallei Rémy & Rémy
D. D. Pant, Nautiyal D. D.	1967	On the structure of Buriadia heterophylla (Feistmantel) Seward & Sahni and its fructification
A. Arber	1910	On the structure of the Palaeozoic seed Mitrospermum compressum (Will.)
R. Florin	1940	On Walkomia n. gen., a genus of Upper Palaeozoic conifers from Gondwanaland
R. A. Gastaldo, DiMichele, W. A., Pfefferkorn, H. W.	1996	Out of the icehouse into the greenhouse: A Late Paleozoic Analog for modern global vegetational change
G. Thomas Burnett	1835	Outlines of Botany, including a General history of the Vegetable Kingdom, in which plants are arranged according to the system of natural affinities
R. M. Bateman, Hilton J.	2009	Palaeobotanical systematic for the phylogenetic age: applying organ-species, form-species and phylogenetic species concepts in a framework of reconstructed fossil and extant whole-plants
W. Nichols Stewart, Rothwell G. W.	1993	Palaeobotany and the evolution of plants
T. G. Halle	1927	Palaeozoic plants from Central Shansi
R. Florin	1927	Paleozoic conifers
K. M. Parris, Drinnan, A. N., Cantrill, D. J.	1995	Palissya cones from the. Mesozoic of Australia and New Zealand
M. Stephenson, Osterloff, P. L., Filatoff, J.	2003	Palynological biozonation of the Permian of Oman and Saudi Arabia: progress and challenges
S. V. Meyen	1997	Permian conifers of Western Angaraland
G. Playford, Rigby J. F.	2008	Permian palynoflora of the Ainim and Aiduna formations. West Papua
G. Mapes, Rothwell G. W.	1984	Permineralized ovulate cones of Lebachia from Late Palaeozoic limestones of Kansas
C. - Y. Qiao, Ran, J. - H., Li, Y., Wang, X. - Q.	2007	Phylogeny and biogeography of Cedrus (Pinaceae) inferred from sequences of seven paternal chloroplast and maternal mitochondrial DNA regions
L. M. Bowe, Coat, G., dePamphilis, C. W.	2000	Phylogeny of the seed plants based on all three genomic compartments: extant gymnosperms are monophyletic and a close Gnetales-conifer relationship
S. Archangelsky, Cúneo R.	1990	Polyspermophyllum, a New Permian Gymnosperm form Argentina, with Considerations about the Dicranophyllales
A. B. Doweld	2001	Prosyllabus Tracheophytorum. Tentamen systematis plantarum vascularium (Tracheophyta)
A. C. Seward	1917	Pteridospermae, Cycadofilices, Cordaitales, Cycadophyta
J. Hilton, Bateman R. M.	2006	Pteridosperms are the backbone of seed-plant phylogeny
G. R. Hernandez-Castillo, Stockey, R. A., Rothwell, G. W., Mapes, G.	2009	Reconstructing Emporia lockardii (Voltziales: Emporiaceae) and initial thoughts on palaeozoic conifer ecology
J. Hilton, Li C. S.	2003	Reinvestigation of Nystroemia pectiniformis Halle, an enigmatic seed plant from the Upper Permian of China
K. Jeet Singh, Rothwell, G. W., Mapes, G., Chandra, S.	2003	Reinvestigation of the coniferophyte morphospecies Buriadia heterophylla Seward and Sahni, with reinterpretation of vegetative diversity and putative seed attachments
E. A. N. Arber	1914	revision of the seed impressions of the British Coal Measures
M. Ydelia Sánchez-Tinoco, E. Engleman M.	2004	Seed coat anatomy of Ceratozamia mexicana (Cycadales)
T. Takaso, Tomlinson F. L. S.	1992	Seed cone and ovule ontogeny in Metasequoia, Sequoia and Sequoiadendron (Taxodiaceae-Coniferales)
J. A. Doyle	1996	Seedplant phylogeny and the relationships of the Gnetales
C. Linnaeus	1753	Species Plantarum, exhibentes plantas rite cognitas, ad Genera Relatas, cum Differentiis Specificis, Nominibus Trivialibus, Synonymis Selectis, Locis Natallibus, secundum Systema sexuale digestas.
F. Hasibuan, Andi-Mangga, S., Suyoko	2000	Stereochia semi-reticulatus (Martin) dari Formasi Mengkarang, Jambi, Sumatera
G. Mapes, Rothwell G. W.	1991	Structure and relationships of primitive conifers
S. Salley, Morales, M., Sleezer, R. O.	2005	Surficial Geology of the Hamilton Quarry Area, Greenwood County, Kansas
I. M. van Waveren, Hasibuan, F., Suyoko, Makmur, de Boer, P. L., Chaney, D. S., Ueno, K., Booi, M., Iskandar, E. P. A., King, C. I., Leeuw, J.V,M. de, Van Cittert, J. H. A. van	2005	Taphonomy, palaeobotany and sedimentology of the Mengkarang Formation (Early Permian, Jambi, Sumatra, Indonesia)
J. Podani	2009	Taxonomy versus evolution
S. R. Ash, Creber G. T.	2000	The Araucarioxylon arizonicum trees of the Petrified Forest. National Park, Arizona, USA
B. A., Broutin J.	2008	The Autunian flora of the Martenet site (Blanzy-Montceau-les-Mines, Burgundy, France): Description, taphonomic study and palaeoenvironmental implications
G. W. Rothwell	1981	The Callistophytales (Pteridospermopsida): reproductively sophisticated paleozoic gymnosperms
G. W. Rothwell	1975	The Callistuphytaceae (Pteridospermopsida): I. Vegetative structures
S. V. Meyen	1982	The Carboniferous and Permian Floras of Angaraland (A synthesis)
Y. - L. Qiu, Lee, J., Bernasconi-Quadroni, F., Soltis, D., Soltis, P., Zanis, M., Zimmer, E., Chen, Z., Savolainen, V., Chase, M. W.	1999	The earliest angiosperms: evidence from mitochondrial, plastid and nuclear genomes
A. C. Scott, Chaloner W. G.	1983	The Earliest Fossil Conifer from the Westphalian B of Yorkshire
K. J. Willis, McElwain J. C.	2002	The evolution of plants
F. Gugerli, Sperisen, C., Buchler, U., Brunner, I., S., B., J.D., P., Y.L., Q.	2001	The evolutionary split of Pinaceae from other conifers: evidence from an intron loss and a miltigene phylogeny
J. Lindley, Hutton W.	1833	The Fossil Flora of Great Britain; or, Figures and Descriptions of the Vegetable Remains found in a Fossil State in this Country
S. V. Meyen, Smoller H. G.	1986	The genus Mostotchkia chachlov (upper palaeozoic of angaraland) and its bearing on the characteristics of the order dicranophyllales (pinopsida)
M. Booi, van Waveren, I. M., Van Cittert, J. H. A. van	2009	The Jambi gigantopterids and their place in gigantopterid classification
Miller, Jr., C. N.	1988	The origin of modern conifer families
T. N. Taylor, Stewart W. Nichols	1964	The Palaeozoic seed Mitrospermum in American coal balls
J. Hilton, Cleal C. J.	2007	The relationship between Euramerican and Cathaysian tropical floras in the Late Palaeozoic: Palaeobiogeographical and palaeogeographical implications
A. R. Huffer	2007	The Sedimentological and Paleontological Characteristics of the Portersville Shale, Conemaugh Group, Southeast Ohio