| Many fungi, especially in the Ascomycota, are obligatory associated with symbionts, either green algae or cyanobacteria. Such symbioses take a rich variety of forms, characteristic of the fungal species. Below you find a sample of the diversity of growth forms of the lichens with algal symbionts. |
| Anaptychia runcinata |
| Nederlands | : | Zeedakpanmos |
| Norsk | : | svaberglav |
| Svenska | : | brun franslav |
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| Dibaeis baeomyces |
| Nederlands | : | Roze heikorst |
| English | : | Pink earth lichen |
| Deutsch | : | Rosa Köpfchenflechte |
| Svenska | : | klubblav |
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| Diploicia canescens |
| Synonyms | : | Buellia canescens |
| Nederlands | : | Kauwgommos |
| English | : | Lobed button lichen |
| Deutsch | : | Graue Burgenflechte |
| Svenska | : | skorpdagglav |
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| Hypogymnia physodes |
| Nederlands | : | Gewoon schorsmos |
| English | : | Monk's-hood lichen |
| Deutsch | : | Gewöhnliche Blasenflechte |
| Norsk | : | vanlig kvistlav |
| Svenska | : | blåslav |
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| Lobaria pulmonaria |
| Nederlands | : | Longenmos |
| English | : | Tree Lungwort |
| Deutsch | : | Echte Lungenflechte |
| Norsk | : | lungelav |
| Svenska | : | lunglav |
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| Ophioparma ventosa |
| Nederlands | : | Alpenbloedkorst |
| English | : | Alpine bloodspot lichen |
| Deutsch | : | Blutaugenflechte |
| Svenska | : | vindlav |
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| Psora decipiens |
| Nederlands | : | Witgerand grondschubje |
| English | : | Blushing scale |
| Deutsch | : | Rotschuppe |
| Svenska | : | tegellav |
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| Pycnothelia papillaria |
| Nederlands | : | Rijstkorrelmos |
| English | : | Nipple lichen |
| Deutsch | : | Papillenflechte |
| Norsk | : | nuddlav |
| Svenska | : | papill-lav |
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| Sphaerophorus globosus |
| Nederlands | : | Boomkorrelloof |
| English | : | Coral lichen |
| Deutsch | : | Korallen-Kugelträger |
| Svenska | : | korallav |
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| Teloschistes flavicans |
| English | : | Powdered orange bush lichen |
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| Siphula ceratites |
| English | : | Waterfingers |
| Svenska | : | vitfinger |
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| Thamnolia vermicularis |
| Deutsch | : | Echte Würmchenflechte, Totengebein |
| Svenska | : | masklav |
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| Umbilicaria hyperborea |
| English | : | Blistered rock tripe |
| Deutsch | : | Hochnordische Nabelflechte |
| Svenska | : | nordlig navellav |
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| U. cylindrica |
| English | : | Fringed rock tripe |
| Deutsch | : | Fransen-Nabelflechte |
| Svenska | : | strållav |
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| Usnea dasopoga |
| Synonyms | : | Usnea caucasica Usnea dasypoga Usnea filipendula Usnea flagellata Usnea sublaxa |
| Norsk | : | hengestry |
| Svenska | : | skägglav, klippskägglav |
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