Lichen Taxa held in MSC
| Genus | Species | N | MI | WI | S | Aus | E | Af | As | Notes | ||
| Echinoplaca | argenta | . | . | WI | . | . | . | . | . | |||
| Echinoplaca | atrofusca | . | . | WI | . | . | . | . | . | |||
| Echinoplaca | diffluens | . | . | WI | . | . | . | . | . | |||
| Echinoplaca | epiphylla | . | . | WI | . | . | . | . | . | |||
| Echinoplaca | leucotrichoides | . | . | WI | . | . | . | . | . | |||
| Echinoplaca | pellicula | N | . | WI | . | . | . | . | . | |||
| Eiglera | flavida | . | . | . | . | . | E | . | . | |||
| Elixia | flexella | . | . | . | . | . | E | . | . | |||
| Endocarpon | adscendens | . | . | . | . | . | E | . | . | |||
| Endocarpon | meleanum | . | . | . | S | . | . | . | . | |||
| Endocarpon | pulvinatum | N | MI | . | . | . | . | . | . | |||
| Endocarpon | pusillum | N | MI | . | . | . | E | . | . | |||
| Endocarpon | simplicatum | . | . | . | . | Aus | . | . | . | |||
| Endocarpon | tortuosum | N | . | . | . | . | . | . | . | |||
| Endocenia | informis | . | . | . | S | . | . | . | . | |||
| Endohyalina | circumpallida | N | . | . | . | . | . | . | . | syn. Buellia | ||
| Enterographa | crassa | . | . | . | . | . | E | . | . | |||
| Enterostigma | skottsbegii | . | . | . | S | . | . | . | . | |||
| Eopyrenula | leucoplaca | N | MI | . | . | . | E | . | . | mis-IDs for NA | ||
| Ephebe | hispidula | . | . | . | . | . | E | . | . | |||
| Ephebe | lanata | N | . | . | . | . | E | . | . | |||
| Ephebe | orthogonia | . | . | . | S | . | . | . | . | |||
| Ephebe | solida | . | MI | . | . | . | . | . | . | |||
| Epilichen | scabrosa | N | . | . | . | . | . | . | . | |||
| Eremastrella | crystellifera | . | . | . | . | Aus | . | . | . | |||
| Erioderma | antillarum | . | . | WI | . | . | . | . | . | Imsh. | ||
| Erioderma | chilense | . | . | . | S | . | . | . | . | |||
| Erioderma | fernandezianum | . | . | . | S | . | . | . | . | Imsh. | ||
| Erioderma | mollissimum | . | . | WI | . | . | E | . | . | |||
| Erioderma | physcioides | . | . | WI | . | . | . | . | . | |||
| Erioderma | sordiatum | . | . | WI | . | . | . | . | . | |||
| Erioderma | verruculosum | . | . | WI | . | . | . | . | . | |||
| Erioderma | wrightii | . | . | WI | . | . | . | . | . | |||
| Esslingeriana | idahoensis | N | . | . | . | . | . | . | . | |||
| Evernia | divaricata | N | . | . | . | . | E | . | . | |||
| Evernia | mesomorpha | N | MI | . | . | . | E | . | . | |||
| Evernia | perfragilis | N | . | . | . | . | . | . | . | |||
| Evernia | prunastri | N | MI | . | . | . | E | Af | . | |||
| Everniastrum | catawbiensis | N | . | . | . | . | . | . | . | |||
| Everniastrum | cirrhatum | N | . | WI | S | . | . | . | . | |||
| Everniastrum | lipidiferum | N | . | . | . | . | . | . | . | |||
| Everniastrum | moreliense | N | . | . | . | . | . | . | . | |||
| Everniastrum | neocirrhatum | N | . | . | . | . | . | . | . | |||
| Everniastrum | nepalense | N | . | . | . | . | . | . | . | |||
| Everniastrum | sorocheilum | N | . | . | S | Aus | . | . | . | |||
| Everniastrum | vexans | N | . | WI | . | . | . | . | . | |||
| Everniastrum | sp. | N | . | WI | . | . | . | . | . | |||
| Everniopsis | trulla | . | . | . | S | . | . | . | . |
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