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Pronunciation: tha-lof'i-ta

Definition: In older classification systems, a primary division of the plant kingdom the members of which, with a few exceptions, were devoid of true roots, stems, and leaves; it included bacteria, fungi, and algae.

[G. thallos, a green shoot, + phyton, plant]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.