Literature

Authors	Year	Title
J. Zwierzycki	1935	Die Ergebnisse der paläobotanischen Djambi-Expedition 1925. 1. Die geologische Ergebnisse
J. Zwierzycki	1935	Geologische overzichtskaart van den Nederlansch-Indischen Archipel, Schaal 1:1,000,000. Toelichting bij Blad VIII (Midden-Sumatra, Bangka, Riouw-eilenden)
X. Yao, Taylor, T. N., Taylor, E. L.	1993	The Triassic seed cone Telemachus from Antarctica
J. A. Clement-Westerhof, Van Cittert J. H. A. van	1991	Hirmeriella muensteri: new data on the fertile organs leading to a revised concept of the Cheirolepidiaceae
J. A. Clement-Westerhof	1984	Aspects of Permian palaeobotany and palynology IV. The conifer Ortiseia Florin from the Val Gardena Formation of the Dolomites and The Vicentinian Alps (Italy) with special reference to a revised concept of the Walchiaceae (Goeppert) Schimper
J. A. Clement-Westerhof	1987	Aspects of Permian palaeobotany and palynology, VII. The Majonicaceae, a new family of Late Permian conifers
I. M. van Waveren, Iskandar, E. P. A., Booi, M., Van Cittert, J. H. A. van	2007	Composition and palaeogeographic position of the Early Permian Jambi flora from Sumatra
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. Wang, Pfefferkorn H. W.	2010	Nystroemiaceae, a new family of Permian gymnosperms from China with an unusual combination of features
R. H. Wagner	2005	Dicranophyllum glabrum (Dawson) Stopes, an unusual element of Lower Westphalian floras in Atlantic Canada
M. L. Trivett, Rothwell G. W.	1985	Morphology, systematics and palaeoecology of palaeozoic Fossil plants: Mesoxylon priapii, sp. nov. (Cordaitales)
A. Tobler	1917	Ueber Deckenbau im Gebiet von Djambi
A. Tobler	1922	Djambi-verslag. Uitkomsten van het geologisch en mijnbouwkundig onderzoek in der Residentie Djambi, 1906-1912
M. Ydelia Sánchez-Tinoco, E. Engleman M.	2004	Seed coat anatomy of Ceratozamia mexicana (Cycadales)
T. N. Taylor, Stewart W. Nichols	1964	The Palaeozoic seed Mitrospermum in American coal balls
T. Takaso, Tomlinson F. L. S.	1992	Seed cone and ovule ontogeny in Metasequoia, Sequoia and Sequoiadendron (Taxodiaceae-Coniferales)
N. Suwarna, Surono, Mangga, S. A., Suyoko, Sumito, Achdan, A., Wahyono, H., Suryono, N., Simandjundak, T. O., Suwarti, T.	2000	Minatak Kuantan – Pegunungan Duabelas
F. Stockmans, Mathieu F. F.	1957	La flore paléozoique du Bassin houiller de Kaiping (Chine) (deuxième partie)
M. Stephenson, Osterloff, P. L., Filatoff, J.	2003	Palynological biozonation of the Permian of Oman and Saudi Arabia: progress and challenges
L. Grauvogel-Stamm, Grauvogel L.	1973	Masculostrobus acuminatum nom nov., un nouvel organe reproducteur male de gymnosperme du Grès à Voltzia (Trias Inferieur) des Vosges (France)
L. Grauvogel-Stamm, Grauvogel L.	1975	Aetophyllum Brongniart 1828, conifer (Non equisetal) from the Voltzia Sandstone (Upper Bunter) of the Vosges (France), a preliminary account
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
R. Serbet, Escapa, I., Taylor, T. N., Taylor, E. L., Cúneo, R.	2010	Additional observations on the enigmatic Permian plant Buriadia and implications on early coniferophyte evolution
A. C. Scott, Chaloner W. G.	1983	The Earliest Fossil Conifer from the Westphalian B of Yorkshire
H. - J. Schweitzer, Kirchner M.	1996	Die Rhäto- Jurassischen Floren des Iran und Afghanistans: 9. Coniferophyta
H. - J. Schweitzer	1963	Der weibliche Zapfen von Pseudovoltzia liebeana und seine Bedeutung fur die Phylogenie der Koniferen
R. Rémy, Rémy W.	1959	Beiträge zur Kenntnis der Rotliegendflora Thüringens, Teil IV
D. B. Rowley, Raymond, A., Totman-Parrish, J., Lottes, A. L., Scotese, C. R., Ziegler, A. M.	1985	Carboniferous paleogeographic, phytogeographic, and paleoclimatic reconstructions.
G. W. Rothwell, Warner S.	1984	Cordaixylon dumusum n.sp. (Cordaitales). I. Vegetative Structures
G. W. Rothwell, Serbet R.	1994	Lignophyte phylogeny and the evolution of spermatophytes: a numerical cladistic analysis
G. W. Rothwell, Mapes, G., Stockey, R. A., Hilton, J., Bateman, R. M.	2009	Descent with modification, transformational series, and phylogenetic analyses to infer the evolution of modern conifer families, in Abstracts GSA Annual Meeting Portland
G. W. Rothwell, Mapes, G., Mapes, R. H.	1996	Anatomically preserved vojnovskyalean seed plants in Upper Pennsylvanian (Stephanian) marine shales of North America
G. W. Rothwell, Mapes, G., Hernandez-Castillo, G. R.	2005	Hanskerpia gen. nov. and phylogenetic relationships among the most ancient conifers (Voltziales)
G. W. Rothwell, Mapes G.	2001	Barthelia furcata gen. nov. et sp. nov., with a review of paleozoique coniferiphytes and a discussion of coniferophyte systematics
G. W. Rothwell	1975	The Callistuphytaceae (Pteridospermopsida): I. Vegetative structures
G. W. Rothwell	1981	The Callistophytales (Pteridospermopsida): reproductively sophisticated paleozoic gymnosperms
D. F. Rossetti, De Toledo P. M.	2006	Biodiversity from a historical geological perspective: a case study from the Marajo Island, lower Amazon
F. D. Reed	1946	On Cardiocarpon and some associated plant remains from Iowa coal fields
J. - H. Ran, Gao, H., Wang, X. - Q.	2009	Fast evolution of the retroprocessed mitochondrial rps3 gene in Conifer II and further evidence for the phylogeny of gymnosperms
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
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
O. Posthumus	1927	Eenige opmerkingen betreffende de Palaeozoische flora van Djambi, Sumatra
J. Podani	2009	Taxonomy versus evolution
G. Playford, Rigby J. F.	2008	Permian palynoflora of the Ainim and Aiduna formations. West Papua
K. M. Parris, Drinnan, A. N., Cantrill, D. J.	1995	Palissya cones from the. Mesozoic of Australia and New Zealand
D. D. Pant, Nautiyal D. D.	1967	On the structure of Buriadia heterophylla (Feistmantel) Seward & Sahni and its fructification
F. Němejc	1959	Notes on the evolution and taxonomy of the stachyospermic gymnosperms
K. C. Nixon, Crepet, W. L., Stevenson, D. W., E.M., F.	1994	A re-evaluation of seed plant phylogeny.
S. N. Nielsen	2005	The Triassic Santa Juana Formation at the lower Biobío River, south central Chile
C. N. Miller, Jr., Brown J. Thomas	1973	A new Voltzialean cone bearing seeds with embryos from the Permian of Texas

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