Allantophomopsiella pseudotsugae (Wilson) Crous, 2014
on Abies, etc.
parasite
Black, op to 1 mm wide apothecia in cankerous spots on the bark, also on the needles. Aaci 8-12 x 80-135 µm, spores 3-6 x 10-18 µm, mostly aseptate. Im pycnidia also 2-3 x 5-9 µm sized conidia are formed.
host plants
Pinaceae, oligophagous
Abies; Cedrus; Larix; Picea; Pseudotsuga; Tsuga.
synonyms
Phacidiopycnis pseudotsugae (Wilson) Hahn, 1957; Potebniamyces coniferarum (Hahn) Smerlis, 1962.
references
Brandenburger (1985a: 13).