
1) Fungus-alga unions 2) Mosslike growths 3) Rock growths
Found on
https://www.crosswordclues.com/clue/lichens

1) Usnea 2) Usneas
Found on
https://www.crosswordclues.com/clue/lichens
[musician] Lichens is the moniker of artist Robert Aiki Aubrey Lowe, created for performance and recording solo and with collaborators. Lowe was previously a member of 90 Day Men before beginning his solo project. In live performances, Lichens is spontaneous music based around the voice and modular synthesizer patch pieces. In the past, Low...
Found on
http://en.wikipedia.org/wiki/Lichens_(musician)

Thallophytic plants formed by mutualistic combination of an alga and a fungus, the algal component being a green or blue-green alga, and the fungal usually an ascomycete. ... (12 Dec 1998) ...
Found on
http://www.encyclo.co.uk/local/20973

Autotrophic organisms composed of a fungus (sac or club fungus) and a photosynthetic unicellular organism (e.g., a cyanobacterium or alga) in a symbiotic relationship; are resistant to extremes of cold and drought and can grow in marginal areas such as Arctic tundra.
Found on
https://www.encyclo.co.uk/local/21571

a plant-like organism that grows in patches on trees, rocks, etc., which is actually a fungus and algae growing together
Found on
https://www.encyclo.co.uk/local/22348
No exact match found.