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Nature 409, 469-471 (25 January 2001) | doi:10.1038/35054172

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Plant biology: Floral quartets

Günter Theis zligen1 & Heinz Saedler1

Goethe was right when he proposed that flowers are modified leaves. It seems that four genes involved in plant development must be expressed together to turn leaves into floral organs.

  1. Günter Theis zligen and Heinz Saedler are in the Department of Molecular Plant Genetics, Max Planck Institute for Plant Breeding Research, Carl-von-Linné-Weg 10, D-50829 Köln, Germany.

Correspondence to: Günter Theis zligen1 e-mail: Email: theissen@mpiz-koeln.mpg.de

Correspondence to: Heinz Saedler1 e-mail: Email: saedler@mpiz-koeln.mpg.de