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Eine Übersicht zur Gliederung der Blumentiere mit besonderer Berücksichtigung der Korallen
After a general overview of the phylum Cnidaria with their bilayered structure and two Characteristic life forms, polyp (sessile) and medusa (mobile), the Anthozoa, which comprise their own class… Read More

Aspekte einer natürlichen Ordnung von Pflanzensubstanzen nach ihren Bildeprozessen
Aspects of a natural classification of plant substances according to their formative processes
The question of the classification of plant primary and secondary substances is repeatedly… Read More

Entwicklungsmorphologie eine typologische Betrachtung zur Formbildung
Evolutionary morphology a typological study of the development of form
The development of the inflorescence of Digitale lutea is described in detail from the formation of the primordium on… Read More

Von der Umwandlungskraft der Luft
Transformation forces of the air
a contribution to the chemistry main lesson of the 9th class of Waldorf schools
We present a guide for the chemistry main lesson of the 9th class… Read More

