Linked from
The 11 pages that link to Thallus, each with the reason it gives.
HoldfastRelated: In many algae, the holdfast attaches the thallus to its surroundings.
SeaweedRelated: Seaweed bodies have this simpler organization rather than the organs of land plants.
Fruticose lichenRelated: The branching or shrubby structure is the lichen's thallus.
ParmeliaceaeRelated: Parmeliaceae species form thalli in several characteristic growth forms.
FucusRelated: Fucus grows as a thallus, with flattened branches rather than true leaves.
Cladonia rangiferinaRelated: The branching thallus is the visible body of reindeer lichen.
Pseudevernia furfuraceaRelated: The species grows as a thallus rather than as a rooted plant.