| The latter species has lecanorine apothecia with black hymenial disks. |
| The position of the apothecia constitutes another distinction. |
| The inconspicuous thallus and numerous small, plane, deep reddish orange apothecia with concolorous margins are characteristic. |
| Many lichens have apothecia that are visible to the naked eye. |
| This species has small tan to yellowish apothecia with greenish yellow thalline margins. |
| The apothecia are stalked and black, but of a lighter colour than the mass of spores forming the nucleus. |
