Gerhard Prenner, researcher in plant morphology and anatomy, presents his recent studies on Abrus precatorius, a "deadly beauty" with fascinating flowers and inflorescences. The genus Abrus consists ...

Typologie und Stellung im Aufbau des Vegetationskörpers, Erster Band. Von Dr. Wilhelm Troll. Pp. xvi + 615. (Jena: Gustav Fischer Verlag, 1964.) 112.50 D.M.; 192s. 8d.

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