Preliminary report of Upper Cretaceous angiosperm reproductive organs from Sweden and their level of organization = Rapport préliminaire sur les organes reproductifs des angiospermes du Crétacé supérieur de Suède et leur niveau d'organisationFRIIS, E. M.Annals of the Missouri Botanical Garden. 1984, Vol 71, Num 2, pp 403-418, issn 0026-6493Article

Actinocalyx gen. nov., sympetalous angiosperm flowers from the Upper Cretaceous of southern Sweden = Actinocalyx gen. nov., d'angiospermes à fleurs sympétales du Crétacé supérieur du sud de la SuèdeFRIIS, E. M.Review of palaeobotany and palynology. 1985, Vol 45, Num 3-4, pp 171-183, issn 0034-6667Article

PaleobotanyFRIIS, E. M.Progress in botany. 1992, Vol 53, pp 318-340, issn 0340-4773Article

Taxonomy. I, Palaeobotany = Taxinomie.I: PaléobotaniqueFRIIS, E. M.Progress in botany. 1989, Vol 51, pp 262-277, issn 0340-4773, 16 p.Article

Reproductive structures of an extinct platanoid from the Early Cretaceous (latest Albian) of eastern North AmericaRAUNSGAARD PETERSEN, K; FRIIS, E. M; CRANE, P. R et al.Review of palaeobotany and palynology. 1994, Vol 80, Num 3-4, pp 291-303, issn 0034-6667Article

A reevaluation of seed plant phylogenyNIXON, K. C; CREPET, W. L; STEVENSON, D et al.Annals of the Missouri Botanical Garden. 1994, Vol 81, Num 3, pp 484-533, issn 0026-6493Conference Paper

Lower cretaceous angiosperm flowers: fossil evidence on early radiation of dicotyledonsCRANE, P. R; FRIIS, E. M; PEDERSEN, K. R et al.Science (Washington, D.C.). 1986, Vol 232, Num 4752, pp 852-854, issn 0036-8075Article

Lauraceous flowers from the potomac group (mid-cretaceous) of eastern North AmericaDRINNAN, A. N; CRANE, P. R; FRIIS, E. M et al.Botanical gazette (Chicago, IL). 1990, Vol 151, Num 3, pp 370-384, issn 0006-8071, 15 p.Article

Reproductive structure and function in Cretaceous Chloranthaceae = Structure et fonction de l'appareil reproducteur des Chloranthaceae du CrétacéCRANE, P. R; FRIIS, E. M; PEDERSEN, K. R et al.Plant systematics and evolution. 1989, Vol 165, Num 3-4, pp 211-226, issn 0378-2697Article

Floral evidence for Cretaceous chloranthoid angiosperms = Mise en évidence florale d'angiospermes chloranthoïdes du CrétacéFRIIS, E. M; CRANE, P. R; PEDERSEN, K. R et al.Nature (London). 1986, Vol 320, Num 6058, pp 163-164, issn 0028-0836Article

Angiosperm flowers and tricolpate pollen of buxaceous affinity from the Potomac Group (mid-Cretaceous)of Eastern North AmericaDRINNAN, A. N; CRANE, P. R; FRIIS, E. M et al.American journal of botany. 1991, Vol 78, Num 2, pp 153-176, issn 0002-9122Article

Origin and evolution of angiosperm flowersFRIIS, E. M; ENDRESS, P. K.Advances in botanical research. 1990, Vol 17, pp 99-162, issn 0065-2296, 64 p.Article

The origin and early diversification of angiospermsCRANE, P. R; FRIIS, E. M; PEDERSEN, K. R et al.Nature (London). 1995, Vol 374, Num 6517, pp 27-33, issn 0028-0836Article

Carbon isotopic abundances in Mesozoic and Cenozoic fossil plants: palaeoecological implications = Abondance du carbone isotopique dans les plantes fossiles mésozoïques et cénozoïques: implications paléoécologiquesBOCHERENS, H; FRIIS, E. M; MARIOTTI, A et al.Lethaia (Oslo. Trykt utg.). 1993, Vol 26, Num 4, pp 347-358, issn 0024-1164Article

Pollen organs and seeds with Decussosporites Brenner from Lower Cretaceous Potomac Group sediments of eastern USARAUNSGAARD PEDERSEN, K; FRIIS, E. M; CRANE, P. R et al.Grana. 1993, Vol 32, Num 4-5, pp 273-289, issn 0017-3134Article

Archamamelis, hamamelidalean flowers from the upper cretaceous of SwedenENDRESS, P. K; FRIIS, E. M.Plant systematics and evolution. 1991, Vol 175, Num 1-2, pp 101-114, issn 0378-2697, 14 p.Article

Angiosperm origins: comment and reply = Origine des Angiospermes: commentaire et réponseCRANE, P. R; DONOGHUE, M. J; SAEDLER, H et al.Nature (London). 1989, Vol 342, Num 6246, pp 131-132, issn 0028-0836Article

Structure of the lower cretaceous fern Onychiopsis psilotoides from Bornholm, Denmark = La structure de la fougère Onychiopsis psilotoides du Crétacé inférieur provenant de Bornholm, DanemarkFRIIS, E. M; RAUNSGAARD PEDERSEN, K.Review of palaeobotany and palynology. 1990, Vol 66, Num 1-2, pp 47-63, issn 0034-6667, 17 p.Article

Early Cretaceous (early to middle Albian) platanoid inflorescences associated with Sapindopsis leaves from the Potomac Group of eastern north AmericaCRANE, P. R; PEDERSEN, K. R; FRIIS, E. M et al.Systematic botany. 1993, Vol 18, Num 2, pp 328-344, issn 0363-6445Article

Fossil evidence for the evolution of biotic pollination. DiscussionCREPET, W. L; FRIIS, E. M; NIXON, K. C et al.FRIIS, E. M; Philosophical transactions of the Royal Society of London. Series B, Biological sciences. 1991, Vol 333, Num 1267, pp 187-195, issn 0080-4622Article

Fruits from the mid-Cretaceous of North America with pollen grains of the Clavatipollenites typeRAUNSGAARD PEDERSEN, K; CRANE, P. R; DRINNAN, A. N et al.Grana. 1991, Vol 30, Num 3-4, pp 577-590, issn 0017-3134Article

Cycadocephalus NATHORST, a fern not a bennettiteCHALONER, W. G; FRIIS, E. M; HEMSLEY, A. R et al.Neues Jahrbuch für Geologie und Paläontologie. Abhandlungen. 1991, Vol 183, pp 347-362, issn 0077-7749, 1-3Conference Paper

The morphology and phylogenetic significance of Vardekloeftia Harris (Bennettitales) = Morphologie et importance phylogénétique de Vardekloeftia Harris, BennettitalesPEDERSEN, K. R; CRANE, P. R; FRIIS, E. M et al.Review of palaeobotany and palynology. 1989, Vol 60, Num 1-2, pp 7-24, issn 0034-6667Article