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Any of a group of organisms, including the algae, fungi, and lichens, that show no differentiation into stem, root, or leaf and were formerly regarded as constituting a subkingdom of the plant kingdom.
thal′lo·phyt′ic (-fĭt′ĭk) adj.
(Biology) obsolete any organism of the former division Thallophyta, lacking true stems, leaves, and roots: includes the algae, fungi, lichens, and bacteria, all now regarded as separate phyla
[C19: from New Latin thallophyta, from Greek thallos a young shoot + phuton a plant]
any of the Thallophyta, a plant division in some older classification schemes, comprising algae, fungi, and lichens.
thal`lo•phyt′ic (-ˈfɪt ɪk) adj.
A plantlike organism that resembles a thallus, such as a fungus.
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|Noun||1.||thallophyte - any of a group of cryptogamic organisms consisting principally of a thallus and thus showing no differentiation into stem and root and leaf|
cryptogam - formerly recognized taxonomic group including all flowerless and seedless plants that reproduce by means of spores: ferns, mosses, algae, fungi