Sphaeropsis necatrix Petri, 1916
on Pinus
parasite
Cone scales are discoloured, groups of 0.4 mm large, blac pycnidia break through epidermis; Conidia 14-15 x 17-48 µm.
host plants
Pinaceae, monophagous
references
Brandenburger (1985a: 26).
Cone scales are discoloured, groups of 0.4 mm large, blac pycnidia break through epidermis; Conidia 14-15 x 17-48 µm.
Pinaceae, monophagous
Brandenburger (1985a: 26).