Progress in Botany : Structual botany physiology genetics taxonomy geobotany. 51 Fortschritte der botanik structur physiolo - H.Dietmar Behnke; Esser Karl Klaus Kubitzki Michael Runge Hubert Ziegler (Berlin Springer- Vergal, 1984)
H.Dietmar Behnke; Esser Karl; Klaus Kubitzki; Michael Runge & Hubert Ziegler: Progress in Botany : Structual botany physiology genetics taxonomy geobotany. 51 Fortschritte der botanik structur physiologie genetik systematik geobotanik. Berlin. Spri
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