thallophyte
thal·lop·hyte
noun
1.
any of a group of cryptogamic organisms consisting principally of a thallus and thus showing no differentiation into stem and root and leaf
Origin
From translingual Thallophyta. Surface reading of thallus + -phyte (“plant”).
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.