Caliciopsis calicioides (Fries) Fitzpatrick, 1920

on Populus

parasite

Small cankers in bark fissures. Small groups of ascocarps in the form of uo to 2 mm long black erect spikes. Asci are formed in a halfway swelling, the sores are released at the tip. Mature spores brown, 4-6 x 6-9 µm.

host plants

Salicaceae, monophagous

Populus tremula.

references

Jordal, Nordén & Gaarder (2014a).