Nylander, W. 1884. Lichenes novi e Freto Behringii. Flora 67: 216-217
Thallus white or whitish, granulose-confluent, moderately firm; apothecia black, minutely plane or convex (1 millim. wide or less), immarignate (or submarginate when young), dark within; spores 8, bacillar, 3-septate, 0.018-23 millim. long, 0.0035 millim. thick, epithecium dirty blue, hypothecium dark brown/greyish-brown upper part dark.
Terrestrial.Subspecies Lecidea subincompta, akin to subspecies epihypna Nyl., but thallus more white (in epihypna ashy grey), hypothecium very dark.L. epihypna more like L. abbreviantem.