Foliose

... as "Phylum" for animals. So you are not alone. Pick one; Thallophyta, mycophycota, mycophycophyta.....and defend your choice. Maybe foliose, crustose and fruiticose forms should be in their own separate "divilums." Doc44 My Usnia strigosa is graying.

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... body is called a thallus, and is composed of intertwined fungal filaments. Lichens are conveniently grouped into 3 characteristic growth forms. Foliose lichens have a leaf-like or lobed thallus, loosely attached to the substrate by root-like rhizines or by a central stalk-like umbilicus. Fruticose ...

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