Alternans

Alternans

Alternans (lat., Bot.), abwechselnd, wenn Organe mit anderen ungleichnamigen Theilen so gestellt sind, daß sie in od. vor den Zwischenräumen derselben sich befinden; dagegen Alternus, wechselständig, abwechselnd, wenn einzelne Theile aus einer gemeinschaftlichen Achse in verschiedenen Höhen entspringen, so daß sie eine Spirallinie beschreiben.


Pierer's Lexicon. 1857–1865.

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