Nature 342, 131 (09 November 1989); doi:10.1038/342131b0

Angiosperm origins

PETER R. CRANE, MICHAEL J. DONOGHUE, JAMES A. DOYLE & ELSE MARIE FRIIS

Department of Geology, Field Museum of Natural History, Chicago, Illinois 60605, USA
Department of Ecology and Evolutionary Biology, University of Arizona, Tucson, Arizona 85721, USA
Department of Botany, University of California, Daw's, California 95616, USA
Department ofPalaeobotany, Swedish Museum of Natural History, S-104-05, Stockholm, Sweden

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